B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
58%
58% -- paid ctr decline on ai overview queries for Google Search paid ads (2026)
Paid search click-through rate declines by 58% to 68% on queries where AI Overviews appear.
- Reported as a range of 58% to 68% across multiple independent studies
- Applies specifically to queries where AI Overviews appear
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
58%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
foundrycro.com
Primary
Tier C
https://foundrycro.com/blog/ctr-benchmarks-by-ad-type-2026/ ↗
Source Article
CTR Benchmarks by Ad Type 2026 + Free Calculator | Foundry CRO
The short version:
- Google Search averages 3.17 to 3.52% CTR; brand queries average 15 to 30%, non-brand 2.0 to 3.5%
- Google Display averages 0.46% CTR; retargeting campaigns produce 3 to 10x higher CTR than prospecting
- AI Overviews reduce paid CTR by 58 to 68% on affected queries, now appearing…
Original Research
foundrycro.com
· Original study ↗
Methodology
Midpoint of multiple independent studies range
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google Search paid ads: 58% paid ctr decline on ai overview queries. Source: foundrycro.com (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/paid-ctr-drop-ai-overviews-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/paid-ctr-drop-ai-overviews-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>58%</strong> -- paid ctr decline on ai overview queries for Google Search paid ads<br><small>Source: foundrycro.com (2026) · <a href="https://lighthousedata.io/data/paid-ctr-drop-ai-overviews-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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