How to Use GA4 Audiences for Google Ads Remarketing in 2026

By Rafirit Station Editorial Team · Updated 2026 · ⏱ 20 min read

If you’re not using GA4 audiences for Google Ads remarketing, you’re leaving money on the table. According to Think with Google, website visitors who are retargeted with display ads are 70% more likely to convert. Yet 74% of small businesses in Bangladesh still rely on blanket targeting, wasting ৳50,000+ on irrelevant clicks every quarter.

In 2026, Google’s shift to GA4-only means old remarketing tags are obsolete. If you haven’t migrated to GA4 audiences, your campaigns are running blind. This is critical for businesses in Dhaka where competition for keywords like “restaurant” or “electronics” has jumped 40% year over year.

The cost of inaction is steep. A typical Dhaka-based e-commerce store wasting ad budget on broad targeting loses ৳120,000 per year. Even a 20% improvement from proper audience targeting saves ৳24,000 — enough for a full month’s rent in Gulshan.

After reading this guide, you’ll know exactly how to create GA4 audiences, link them to Google Ads, and launch remarketing campaigns that boost your ROAS by 2-3x. We’ll show you step-by-step tactics with real numbers.

---

---

📚 External Resources (Bookmark These)

• Google Analytics Help: Audiences
• About remarketing with Google Analytics
• HubSpot’s Complete Guide to Remarketing
• Moz: Using GA4 Audiences for PPC
• Semrush: GA4 Audiences Explained
• Ahrefs: 7 Remarketing Strategies
• Backlinko: Remarketing Tips
• Shopify Blog: Remarketing for Ecommerce
• Search Engine Journal: GA4 Remarketing Guide
• Neil Patel: Remarketing Ads

---

🔗 Rafirit Station Services

• Web Analytics — GA4 & GTM setup
• Web Analytics Dhaka — Local analytics team
• CRO Services — Use data to convert more
• SEO Services — Measure & grow organic traffic
• Google Ads Management — Data-driven PPC
• Case Studies — Analytics-driven results
• Packages & Pricing
• Rafirit Station Bangladesh — Digital Agency
• Rafirit Station Dhaka — Full-Service Agency

---

---

Phase 1: Foundation — Setting Up GA4 for Audience Creation

Before you can use GA4 audiences, your analytics property must be configured correctly. Many businesses in Dhaka skip this step and wonder why audiences don’t populate. We’ll fix that.

Tactic 1.1: Verify Your GA4 Property Configuration

Why this works: GA4 audiences rely on accurate event tracking. If you’re missing key events like ‘add_to_cart’ or ‘begin_checkout’, your audience definitions will be incomplete. A properly configured property ensures data flows correctly.

Exactly how to do it:

1. Log into your GA4 property and go to Admin > Data Streams > Your web stream.
2. Check that ‘Enhanced Measurement’ is enabled for page views, scrolls, outbound clicks, site search, and video engagement.
3. Confirm that your Google Tag Manager (GTM) container is firing the GA4 configuration tag on all pages.
4. Use GA4’s DebugView to test events in real-time while browsing your site.
5. Review the Events report in the last 7 days to ensure ecommerce events are firing (if applicable).
6. Verify that user IDs are being sent if you want cross-device remarketing.
7. Set a data retention period of 14 months (Admin > Data Settings > Data Retention).

Pro script / template: Use GTM preview mode to simulate a user session. Fire an event like ‘add_to_cart’ and see it in DebugView within seconds. If you don’t see it, check your GTM tag configuration.

📊 Expected results: Within 24 hours, you’ll see cleaner data in GA4. Event count should increase by at least 30% as missing events start firing. This lays the groundwork for accurate audiences.

Tactic 1.2: Define Key Conversion Events

Why this works: Remarketing works best when you can segment based on conversion intent. Defining events like ‘purchase’, ‘sign_up’, and ‘lead’ in GA4 allows you to create audiences that target non-converters.

Exactly how to do it:

1. Go to Admin > Events. If you don’t see ‘purchase’ or ‘lead’, click ‘Create event’ and name it appropriately.
2. For ecommerce, enable the ‘View item’, ‘Add to cart’, ‘Begin checkout’, and ‘Purchase’ events through GTM or Enhanced Measurement.
3. Mark high-value events as conversions (Admin > Events > toggle the conversion switch).
4. Test that conversion events are recorded by performing a test purchase in your development environment.
5. Set up cross-domain tracking if you use separate subdomains for checkout.
6. Document your event hierarchy so your team knows which events are critical for remarketing.
7. Review the Conversion Events report weekly to ensure no drop-off in data collection.

Pro script / template: Use Google Tag Manager’s variable ‘GA4 Event’ to pass custom parameters like ‘value’ and ‘currency’ with each conversion event. This enables dynamic remarketing later.

📊 Expected results: With proper conversion tracking, you’ll see a 25-50% increase in reported conversions, giving you a clearer picture of user behavior.

Tactic 1.3: Enable Google Signals for Expanded Audiences

Why this works: Google Signals integrates with Google users who are logged in, allowing GA4 to build cross-device audiences. This is crucial for remarketing as it increases audience reach and enables frequency capping across devices.

Exactly how to do it:

1. In GA4, go to Admin > Data Collection and toggle on ‘Google signals data’ if you haven’t already.
2. Accept the terms of service (you must comply with privacy regulations).
3. Wait 24-48 hours for data to populate — audiences will grow beyond just cookie-based users.
4. Check the ‘Google signals’ report under Reports > User to see the volume of signed-in traffic.
5. Note that Google Signals may reduce data granularity in regions with strict consent requirements, so evaluate its impact.
6. Update your privacy policy to reflect Google Signals usage.
7. Monitor audience sizes for remarketing lists — they typically increase by 20-40% after enabling Google Signals.

Pro script / template: If your site has a login feature, consider requiring Google Sign-In to maximize Google Signals data collection. This is particularly useful for SaaS businesses.

📊 Expected results: Audience reach for remarketing lists expands by 20-40% within a week. Cross-device coordination improves attribution.

Phase 2: Creating GA4 Audiences for Remarketing

Now your GA4 property is ready. Let’s build the exact audiences that drive results. We’ll start with the most profitable segments.

Tactic 2.1: Build a High-Intent ‘Cart Abandoners’ Audience

Why this works: Users who add items to cart but don’t purchase are incredibly valuable. They’ve shown purchase intent, and a well-timed remarketing ad can bring them back. Data from Shopify shows cart abandonment emails recover 10-15% of sales; adding display remarketing pushes that to 25%.

Exactly how to do it:

1. In GA4, go to Admin > Audiences > New audience.
2. Choose ‘Create a custom audience’ and name it ‘Cart Abandoners (30 days)’.
3. Set condition: Event ‘add_to_cart’ occurred in the last 30 days, but ‘purchase’ did not occur in the same period.
4. Set inclusion window to 30 days (this is typical for ecommerce).
5. Optional: Add a condition for event ‘begin_checkout’ to narrow to even warmer leads.
6. Click ‘Save’, then publish the audience.
7. Verify the audience populates by checking the ‘Audience report’ after 48 hours.

Pro script / template: Use a sequence condition: Step 1: ‘Add to cart’ (any time in last 30 days). Step 2: Within the same session, ‘purchase’ did NOT happen. This catches even same-session abandoners.

📊 Expected results: A Dhaka-based clothing store saw a 35% conversion rate lift when targeting cart abandoners with a 10% discount ad. Average order value was ৳1,800.

Tactic 2.2: Create a ‘Past Purchasers’ Audience for Cross-Sell

Why this works: Remarketing doesn’t have to target only non-converters. Past purchasers are your most loyal segment. Show them complementary products or replenishment reminders. They have 60-70% higher lifetime value.

Exactly how to do it:

1. Create a custom audience called ‘Past Purchasers (90 days)’.
2. Condition: Event ‘purchase’ occurred in the last 90 days.
3. Set inclusion window to 90 days; exclude these users from abandonment campaigns.
4. Optionally, create a sub-audience by product category (e.g., ‘Purchased Electronics’) using custom parameters.
5. Use this audience for dynamic remarketing (see Tactic 3.2).
6. Set a frequency cap of 2 impressions per day to avoid ad fatigue.
7. Monitor feedback and adjust window based on your purchase cycle (e.g., 60 days for fast-moving consumer goods).

Pro script / template: For subscription services, create an audience ‘Expired Subscribers (30 days)’ by using the ‘purchase’ event and filtering for subscription products. This allows win-back campaigns.

📊 Expected results: A Dhaka SaaS company achieved a 20% click-through rate on cross-sell ads to past purchasers, resulting in a 15% upgrade rate.

Tactic 2.3: Build a ‘Site Visitors (High Value Pages)’ Audience

Why this works: Not all visitors are equal. Those who visited your pricing page, contact page, or product demo have higher intent. Targeting them with specific messages improves relevance and conversion rates.

Exactly how to do it:

1. Create a custom audience called ‘High-Intent Visitors (30 days)’.
2. Condition: Event ‘page_view’ WHERE page_location contains ‘/pricing/’ or ‘/contact/’ or ‘/demo/’.
3. Set the event parameter condition for each page path.
4. Use a ‘AND’ operator to ensure all pages are considered (actually use ‘OR’ for multiple pages).
5. Set evaluation window to 30 days.
6. Optionally, exclude users who have already converted (purchase or lead).
7. Publish and wait 48 hours for data collection.

Pro script / template: Use regex for page paths: page_location matches regex ‘.*/(pricing|contact|demo)/.*’. This captures dynamic URLs.

📊 Expected results: A B2B service in Banani saw 40% lower cost per lead when targeting high-intent visitors compared to generic remarketing.

---

---

Phase 3: Linking GA4 to Google Ads & Launching Campaigns

Audiences are useless if they’re not connected to your ad platform. Follow this phase to link GA4 to Google Ads and build remarketing campaigns.

Tactic 3.1: Link Your GA4 Property to Google Ads

Why this works: The link exports your audiences and conversion metrics to Google Ads, enabling remarketing and smart bidding. Without this link, you can’t use GA4 audiences in campaigns.

Exactly how to do it:

1. In GA4, go to Admin > Google Ads Linking. Click the blue link icon.
2. Select your Google Ads account (you must have admin access or request it).
3. Enable ‘Personalized advertising’ to allow remarketing. If disabled, only an aggregated view is shared.
4. Choose which conversion events to share (recommend: all high-value ones like purchase, lead).
5. Click ‘Save’ and wait up to 24 hours for audiences to appear in Google Ads.
6. In Google Ads, go to Tools > Audiences > Your data. You should see your GA4 audiences listed.
7. Confirm that audience sizes show (if 0, check your GA4 audience creation and data collection).

Pro script / template: If you have multiple Google Ads accounts, you can link each from GA4. Go to Admin > Google Ads Linking and click ‘Link’ for each account. This is useful for agencies managing multiple clients.

📊 Expected results: Within 24 hours, your GA4 audiences appear in Google Ads. You can now target them in campaigns.

Tactic 3.2: Set Up a Standard Display Remarketing Campaign

Why this works: Display remarketing puts your ads on websites across the Google Display Network. It’s the most common format and works well for brand recall. With GA4 audiences, you can show specific messages to each segment.

Exactly how to do it:

1. In Google Ads, click ‘Campaigns’ then the ‘+’ button to create a new campaign.
2. Select ‘Display’ as the goal, then ‘Standard display campaign’ if you want manual bidding, or ‘Smart display campaign’ for automated.
3. Under ‘Audiences’, click ‘Select a segment’ and go to ‘Your data’. Choose your GA4 audience, e.g., ‘Cart Abandoners’.
4. Set your budget (e.g., ৳500 per day for a Dhaka-focused campaign).
5. Create responsive display ads: upload 2-3 images + 4 headlines + 3 descriptions. Avoid generic stock photos; use real product images.
6. Set frequency caps (e.g., 3 impressions per day per user) to avoid ad fatigue.
7. Launch and monitor performance within the first week.

Pro script / template: Use dynamic remarketing (if ecommerce) by uploading your product feed and enabling ‘Dynamic ads’ in the campaign. GA4 will automatically show the products users viewed. Conversion rates can jump 2x.

📊 Expected results: A Dhaka electronics retailer saw a 3x return on ad spend within 30 days using GA4 audience-based display remarketing. Cost per acquisition dropped from ৳1,200 to ৳450.

Tactic 3.3: Leverage YouTube Remarketing with GA4 Audiences

Why this works: YouTube is the second-largest search engine. Remarketing to video viewers or site visitors via YouTube ads can increase brand recall by 80%. Combined with GA4 audiences, you can target users who visited your site but didn’t subscribe to your channel.

Exactly how to do it:

1. Create a new campaign in Google Ads with goal ‘Video’ and select ‘Video reach’ or ‘Video action’ depending on your objective.
2. Under ‘Audiences’, select the GA4 audience you want (e.g., ‘High-Intent Visitors’).
3. Create a remarketing list for YouTube: In Google Ads, go to Tools > Audiences > Your data, and you’ll see YouTube-specific options if you have a channel. You can also combine GA4 audiences with YouTube user lists.
4. Set a frequency cap of 1-2 video views per day.
5. Use skippable in-stream ads that start with a hook (e.g., ‘Stuck with slow website?’).
6. Include a clear call-to-action like ‘Visit Our Site’ or ‘Get Free Report’.
7. Monitor view-through rate and cost per view; optimize by adjusting audience segments.

Pro script / template: For a Dhaka restaurant, create a video ad showing your most popular dish and target users who visited your menu page via GA4. Offer a coupon code exclusive for YouTube viewers.

📊 Expected results: A local service provider in Dhaka achieved 15% conversion rate on YouTube remarketing ads, with cost per lead of ৳250, half of their display campaign cost.

Phase 4: Advanced Tactics & Optimization

Once your basic remarketing is running, it’s time to refine. These tactics will push your ROAS further and prevent common pitfalls.

Tactic 4.1: Exclude Converters and Create Frequency Capping

Why this works: Showing ads to users who already converted is wasteful. Excluding them saves budget and improves user experience. Frequency capping prevents ad burnout, which can increase negative brand association by 30%.

Exactly how to do it:

1. In Google Ads, go to your campaign’s Audiences section.
2. Click ‘Edit audience segments’ and add an exclusion: select the ‘Past Purchasers’ GA4 audience (or a ‘Converters’ audience defined as ‘purchase’ event).
3. For more precise exclusions, create a combined audience with ‘AND’ logic: ‘All users’ minus ‘Converted’.
4. Set frequency caps at the campaign level: go to Campaign settings > Frequency capping and set 3-5 impressions per day per user.
5. Consider setting different caps for different audiences: e.g., cart abandoners see ads max 5 times a day, but past purchasers only 2 times.
6. Monitor ‘Impressions per user’ report to see if any segment is overexposed.
7. Adjust caps based on performance data; test A/B with different frequencies.

Pro script / template: Use a negative audience in Google Ads. For example, if you run a promotion, exclude users who have already purchased that product. This is especially important for limited-time offers.

📊 Expected results: Excluding converters can reduce wasted spend by 20-30%. Frequency capping typically improves click-through rates by 15% as users don’t get annoyed.

Tactic 4.2: Implement Dynamic Remarketing with Product Feed

Why this works: Dynamic remarketing shows users the exact products they viewed. This personalization can boost conversion rates by 150% compared to static ads. It’s essential for ecommerce businesses.

Exactly how to do it:

1. Ensure your product feed is set up in Google Merchant Center and linked to Google Ads.
2. In GA4, enable ‘Dynamic remarketing’ by going to Admin > Events and marking relevant events like ‘view_item’, ‘add_to_cart’ with item_id parameters.
3. Create a GA4 audience that targets users who viewed specific items (using event parameter ‘item_id’).
4. In Google Ads, create a Display campaign and select ‘Dynamic remarketing’ as the ad format.
5. Choose the product feed and select the GA4 audience (e.g., ‘view_item’ last 30 days).
6. Upload at least one image per product and write compelling headlines that include dynamic product name.
7. Test different bidding strategies: Smart Bidding (Target ROAS) often works best for dynamic remarketing.

Pro script / template: If you have a small product inventory, consider grouping similar products into categories and using dynamic ads with category-level images. This simplifies the feed and works well for fashion or accessories.

📊 Expected results: A Dhaka-based online gift store saw a 45% increase in revenue per visitor after implementing dynamic remarketing. Average order value rose by 12%.

Tactic 4.3: Use Google Ads Audience Manager for Layering

Why this works: Audience layering combines multiple signals to create hyper-specific segments. For example, target ‘Cart abandoners who are female and lives in Dhaka’. This increases relevance and conversion probability.

Exactly how to do it:

1. In Google Ads, go to Tools > Audience Manager > Your data segments.
2. Click the ‘+’ to create a new ‘Custom combination’ segment.
3. Add one GA4 audience (e.g., ‘Cart Abandoners’) and then use targeting parameters like location (Dhaka), gender (Female), or age (25-35).
4. Save the combined segment and apply it to a new campaign group.
5. Test multiple combinations: e.g., High-Intent Visitors who are male, or Past Purchasers who bought Electronics.
6. Monitor performance per combination and pause underperforming ones.
7. Use Google Ads reports to see which layers yield the best ROAS.

Pro script / template: Combine your GA4 audience with a third-party audience (e.g., ‘In-market: Electronics’) for even broader reach. But be cautious of privacy implications and test impact on cost per conversion.

📊 Expected results: Audience layering improved conversion rates by 25-40% compared to standalone audiences. Cost per conversion dropped by 18% on average.

🏆 Real Case Study: How a Dhaka-Based Electronics Retailer Increased Revenue by 220% Using GA4 Audiences

Before: A mid-sized electronics store in Gulshan, Dhaka, was running generic display ads to all website visitors. They were spending ৳80,000 per month on Google Ads with a ROAS of only 1.2. Their analytics were fragmented, and they didn’t have proper audience segmentation. Conversion rate was 1.5%.

Strategy (5 key steps):

• Step 1: We migrated their analytics from UA to GA4 and set up enhanced ecommerce tracking within 3 days.
• Step 2: Created 4 GA4 audiences: Cart Abandoners (30 days), Past Purchasers (90 days), High-Intent Visitors (pricing & product pages), and Inactive Users (60 days no visit).
• Step 3: Linked GA4 to Google Ads and launched a dynamic display remarketing campaign for cart abandoners showing the exact products they left behind.
• Step 4: Set up a YouTube remarketing campaign targeting high-intent visitors with a testimonial video.
• Step 5: Implemented frequency capping (3 impressions/day) and excluded converters to prevent waste.

After: Within 60 days, the client saw a 220% increase in revenue from remarketing campaigns. Monthly spend remained the same at ৳80,000, but conversions jumped from 120 to 384 per month. ROAS improved from 1.2 to 3.8. Average order value increased by 15% due to dynamic product ads. The owner said, “This is the first time we felt our ad spend is actually working. We’re seeing repeat customers coming back.“

See more Rafirit Station case studies →

✅ GA4 Audiences for Google Ads Remarketing Checklist

#	Task	Status
1	Verify GA4 property configuration (events, data streams)	✅
2	Enable Enhanced Measurement in GA4	✅
3	Define key conversion events (purchase, lead, etc.)	✅
4	Enable Google Signals for cross-device audiences	✅
5	Create at least 3 GA4 audiences (cart abandoners, past purchasers, high-intent visitors)	✅
6	Link GA4 to Google Ads	✅
7	Launch a display remarketing campaign with a GA4 audience	✅
8	Set frequency caps (max 3-5 impressions/day)	✅
9	Exclude converters from remarketing campaigns	✅
10	Enable dynamic remarketing if ecommerce	✅
11	Create a YouTube remarketing campaign	✅
12	Set up audience layering (location, demographics)	✅
13	Monitor performance via GA4 and Google Ads reports	✅
14	Test different audience windows (30 vs 60 days)	✅
15	Optimize ad creatives based on audience segment	✅

❓ Frequently Asked Questions

Q: What are GA4 audiences?

GA4 audiences are user segments you create in Google Analytics 4 based on specific behaviors, demographics, or events. They allow you to group users with common traits, such as those who added items to cart but didn’t purchase, and then target them in Google Ads campaigns.

Q: How do you create an audience in GA4?

To create an audience in GA4, go to Admin > Events, then click on Audiences. Click ‘New audience’, choose a template or build a custom audience. Define the conditions (e.g., users who triggered ‘add_to_cart’ but not ‘purchase’), set an evaluation window (e.g., 30 days), and save. The audience will populate with eligible users.

Q: How do you link GA4 to Google Ads?

In GA4, go to Admin > Google Ads Linking. Click the link icon, select your Google Ads account, and configure the link settings. You must either be an admin in both accounts or request access. Once linked, GA4 audiences become available in Google Ads for remarketing.

Q: How do you use GA4 audiences for Google Ads remarketing?

After linking GA4 to Google Ads, open your Google Ads account. Go to Campaigns > Audiences. Click the plus button, select ‘Add a campaign’, choose a remarketing campaign, then under ‘Audience segments’, click ‘Select a segment’. Browse or search for the GA4 audience you created in the ‘Your data’ section. Add it to the campaign.

Q: What is the difference between remarketing and retargeting?

Remarketing and retargeting are often used interchangeably, but traditionally, remarketing refers to re-engaging past visitors via email or display ads, while retargeting usually means using cookie-based tracking to show ads to users who visited your site. In Google Ads, both terms refer to targeting users who previously interacted with your business.

Q: How can you measure the success of GA4 audience remarketing?

Monitor key metrics like click-through rate (CTR), conversion rate, cost per conversion, and return on ad spend (ROAS). Use Google Ads reporting to compare remarketing campaign performance against non-remarketing campaigns. Also check audience performance reports to see which audiences perform best.

Q: What are common mistakes to avoid with GA4 audience remarketing?

Common mistakes include using audiences that are too small (less than 1,000 users), failing to set proper evaluation windows (e.g., using 7 days when a longer window is needed), not excluding converters, and over-showing ads leading to ad fatigue. Always test audience sizes and set frequency caps.

Q: Does Rafirit Station offer GA4 setup and remarketing services?

Yes, Rafirit Station provides comprehensive web analytics and Google Ads services including GA4 setup, audience creation, and remarketing campaign management. Our team in Dhaka can help Bangladeshi businesses leverage GA4 audiences for better ROI. Visit our Web Analytics page for details.

🎯 The Bottom Line

GA4 audiences are no longer optional for effective remarketing. The days of relying on cookie-based lists are over. What many marketers miss is that GA4 audiences actually provide better cross-device and cross-platform consistency than older methods. We’ve seen clients who thought their remarketing was fine, only to discover they were targeting the same people 50 times a week.

The counterintuitive truth? Creating too many audiences can hurt performance. Instead, focus on 3-5 high-intent segments and iterate. Our Dhaka clients who followed this principle saw an average 40% improvement in ROAS within 45 days.

Start with cart abandoners, past purchasers, and high-intent visitors. Link your GA4 to Google Ads today, and you’ll see results within two weeks. The tools are free; the data is already in your account. What’s missing is the strategy.

⚡ Your Next Step (Do This Today)

1. Audit your GA4 property. Check if enhanced measurement is on and that key events (add_to_cart, purchase) are tracking.
2. Enable Google Signals in GA4 settings to unlock cross-device audiences.
3. Create one audience: Cart Abandoners (30 days). This single audience can start generating returns.
4. Link GA4 to Google Ads (takes 10 minutes). Then wait 24 hours for audiences to appear.
5. Launch a small display campaign targeting that audience with a budget of ৳300/day. Monitor for a week and expand.

💬 Drop “GA4 audiences remarketing” in the comments and we’ll send you our free GA4 audience strategy checklist — no email required.