Google Ads Quality Score is scored 1–10 and displayed at the keyword level. It’s a diagnostic, not a direct ranking signal — but the three factors it measures directly affect your Ad Rank, which determines where your ad appears and what you pay per click. A Quality Score of 8 vs. 4 on the same keyword can mean paying 30–50% less per click for the same position.
The score reflects three components: expected click-through rate, ad relevance, and landing page experience. Google rates each as “Above Average,” “Average,” or “Below Average.” You can see these ratings by adding Quality Score columns in your Keywords view. Here’s what each component means and how to move the needle on each.
The Three Components of Quality Score
Expected Click-Through Rate (Weight: ~55%)
Expected CTR is Google’s prediction of how often your ad will be clicked relative to other ads appearing for the same query. It’s the heaviest component — estimated to account for roughly half of the Quality Score calculation.
“Expected” is the key word. Google doesn’t just look at your historical CTR. It normalizes for ad position (ads in position 1 have higher raw CTR than ads in position 3), keyword, device, and user context. A historically low CTR from poor position won’t permanently damage your expected CTR score once your position improves.
What drives expected CTR:
- Keyword relevance to the ad: If your headline contains or closely mirrors the searched keyword, click-through rates increase. Dynamic Keyword Insertion (DKI) is one mechanism, but well-crafted keyword-specific headlines often outperform DKI.
- Ad copy strength: Benefits-driven headlines that match search intent outperform generic ones. “Emergency Plumber — Available Now” outperforms “Professional Plumbing Services” for emergency queries.
- Ad extensions: Sitelinks, callouts, and call extensions increase the visual footprint of your ad and boost CTR independent of headline quality. Accounts with full extension use report 10–15% higher CTRs on average.
- Historical account performance: Older, high-CTR accounts start new keywords with a slight advantage.
Ad Relevance (Weight: ~15%)
Ad relevance measures how closely your ad copy matches the intent and language of the search query. It’s the component most directly in your control and the easiest to move quickly.
“Below Average” ad relevance almost always means one of two things: your ad groups are too broad (one ad covering dozens of loosely related keywords), or your ad copy doesn’t reflect the language of your keywords.
What drives ad relevance:
- Ad group tightness: Each ad group should contain keywords with very similar intent and phrasing. A “plumbing services” ad group with 50 keywords covering emergency repairs, drain cleaning, water heater installation, and pipe replacement will score low on ad relevance for most of those keywords.
- Keyword presence in headlines: Including your primary keyword in at least one headline directly improves Google’s relevance assessment.
- Ad copy-to-intent alignment: A query for “affordable small business accountant” clicking on an ad that talks about enterprise tax solutions has poor relevance, even if “accountant” appears in the headline.
Landing Page Experience (Weight: ~30%)
Landing page experience measures whether users who click your ad find what they were looking for. Google uses a combination of signals including: time on page, bounce rate (via the Google tag), page load speed, mobile usability, HTTPS status, and content relevance to the ad and keyword.
This is the hardest component to improve because it requires changes outside the Google Ads interface. It’s also where most “Below Average” scores originate in accounts with underfunded landing pages.
What drives landing page experience:
- Content relevance: The landing page should contain the language and answers suggested by the ad. If your ad promises “free consultation for personal injury cases,” the landing page needs to prominently feature that offer.
- Page speed: Google’s PageSpeed Insights gives you a numerical score. Aim for 80+ on mobile. Pages loading in over 3 seconds see abandonment rates that hurt landing page experience scores.
- Mobile usability: Over 60% of Google Ads clicks now come from mobile. A desktop-only landing page with poor mobile UX directly damages your score.
- Clear conversion path: Pages that make the next step obvious (call, form, purchase) perform better than pages that require the user to navigate to find the conversion mechanism.
- Transparency: Google explicitly lists “transparency about your business” as a factor. Hidden pricing, unclear ownership, and aggressive popups trigger penalties.
How to Diagnose Your Current Quality Score
In Google Ads: Keywords → Columns → Modify Columns → Quality Score
Add these columns:
- Quality Score
- Expected CTR
- Ad Relevance
- Landing Page Experience
- Quality Score (hist.) — historical baseline
Filter for keywords with 100+ impressions to get statistically meaningful scores. Sort by spend or conversions, then look at the Quality Score column. Keywords with high spend and low Quality Score (1–4) are your highest-priority fixes.
A keyword with Quality Score 4 and $5 max CPC is paying an effective rate significantly higher than a keyword with Quality Score 8 and the same max CPC. Google’s Ad Rank formula: Ad Rank = Max CPC × Quality Score (simplified). Higher Quality Score = better position or lower CPC for equivalent position.
Tactical Improvements by Component
Improving Expected CTR
Restructure broad ad groups into tightly themed ones. If one ad group serves 30 keywords, split it into 4–6 smaller groups, each with 3–7 closely related keywords. Write ads specifically for each group. Tighter relevance = higher CTR.
Audit your headlines against the search intent. Pull your top 10 keywords by spend. For each one, manually search it on Google and look at the top three organic results. Those organic titles tell you what users expect to see. Your ad should match that expectation in language and format.
Add all available ad extensions. Sitelinks (minimum 4), callouts (minimum 4), structured snippets, and a call extension if you have a phone. Fill every available slot. Extensions that Google deems relevant to the query appear automatically and increase ad footprint.
Test time-specific copy. “Open Now — Emergency Plumber” for mobile traffic at 10pm. Ad scheduling with device bid adjustments combined with time-sensitive copy often yields measurable CTR improvements.
Improving Ad Relevance
The one-ad-group-per-intent rule. Don’t try to serve multiple distinct search intents from one ad group. “Web design pricing” and “web design portfolio” are different intents — different user needs, different expected pages. Separate ad groups, separate ads.
Use the keyword in Headline 1. Not required, but consistent with higher ad relevance scores. For Responsive Search Ads, add at least one headline that closely matches your primary keyword’s language.
Audit the semantic match between keyword and ad copy. For each ad group, read your keyword list and your ad copy side by side. If a third party couldn’t identify which keywords the ad was written for, the relevance is too generic.
Improving Landing Page Experience
Map ads to specific landing pages, not your homepage. Sending all traffic to a homepage is the most common cause of “Below Average” landing page scores. Users who click an ad about “emergency roof repair” should land on a page specifically about emergency roof repair — not your general services page.
Measure page speed and fix it. Run your landing pages through Google PageSpeed Insights. Any score below 50 on mobile requires attention. Common fixes: compress images (WebP format), eliminate render-blocking JavaScript, enable browser caching, use a CDN.
Match the headline of the landing page to the ad. The first thing a user should see on the landing page is a headline that echoes the ad they clicked. If your ad says “Google Ads Management for Small Business — Fixed Pricing,” your landing page headline should be close to “Google Ads Management at a Fixed Monthly Price.” The message match reduces bounce rates and increases time on page.
Remove friction from the conversion path. One primary call to action, visible above the fold on mobile. Forms with fewer fields convert better. Phone numbers that are clickable on mobile. Every additional step between landing and converting damages your experience score.
What Quality Score Is Not
Quality Score is not your Ad Rank. Ad Rank is calculated in real-time at every auction using more signals than Quality Score — including expected impact of extensions, auction-time contextual signals, and search query context. Quality Score is a diagnostic summary, not the auction bid.
Quality Score doesn’t affect impression volume. A low Quality Score doesn’t prevent your ad from showing — it makes you pay more for equivalent positions.
Quality Score is not fixed. It recalculates regularly based on recent performance. An ad group that was “Below Average” last month can move to “Average” this month with structural improvements. The inverse is also true — well-performing accounts can slip if you stop managing them.
FAQ
How often does Quality Score update? Quality Score is recalculated continuously based on recent auction performance. You’ll typically see score changes within 3–7 days of making significant structural improvements (ad group restructure, new ad copy, landing page changes).
Does Quality Score affect my position in the auction? Indirectly. Quality Score components feed into Ad Rank, which determines position and CPC. Higher Quality Score = better Ad Rank at the same bid, meaning you can often hold position while reducing your max CPC.
Can a low Quality Score get my account penalized? Not directly. Low Quality Score means you pay more and achieve lower positions — the market penalizes you through higher costs, not through account-level sanctions. Consistently bad landing page experience can eventually affect account standing, but this is rare and requires systemic violations (deceptive content, poor policy compliance).
What’s a good Quality Score target? For core keywords: 7–10. For generic or highly competitive keywords: 5–7 is realistic. Any keyword scoring below 4 that has significant spend deserves immediate attention — either improve it or pause it.
Does my account history affect new keyword Quality Scores? Yes. New keywords in established, high-CTR accounts start with a higher baseline Quality Score than the same keywords in a new account. Google uses account-level signals to estimate expected performance before campaign-specific data accumulates.
Should I pause low Quality Score keywords? Pause keywords with Quality Score 1–3 that have spend but no conversions. These are dragging down your account’s average CTR and costing more per click than equivalent higher-scoring keywords. Fix the ad group structure, write new ads, and re-enable them — or replace them with tighter keyword variants.
Quality Score improvement is methodical work — ad group restructuring, landing page alignment, extension setup. It’s also compounding: improvements made now reduce CPCs for as long as those keywords run. Our Google Ads management audits Quality Score as part of every new engagement and rebuilds ad group structure where needed. Get started or see where your current account scores at honest.designodin.com.