B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
18%
18% -- ai summary appearance rate for Google searches (US) (2025-03)
18% of Google searches observed in Pew Research Center's study generated an AI summary.
- Observed in browsing data from 900 US adults across 68,879 Google searches in March 2025
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
18%
Unit
Percentage
Data Vintage
2025-03
Entity
Sample Size
900
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
95
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
Pew Research Center
Primary
Tier A
https://cgomedia.com/google-ai-overview-statistics-uk-2026/ ↗
Source Article
Google AI Overview Statistics UK 2026 | 50 Key Stats | CGO Media
Google AI Overviews have moved from an experimental search feature into a major component of the modern Google Search experience. For UK businesses, publishers and organisations, the change matters because Google can now answer many searches directly within the results page before a user reaches a c…
Original Research
Pew Research Center
· Original study ↗
Methodology
Pew browsing data from 900 US adults, 68,879 Google searches
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google searches (US): 18% ai summary appearance rate. Source: Pew Research Center (2025-03). Via Lighthouse Intelligence -- https://lighthousedata.io/data/pew-ai-summary-search-share-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/pew-ai-summary-search-share-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>18%</strong> -- ai summary appearance rate for Google searches (US)<br><small>Source: Pew Research Center (2025-03) · <a href="https://lighthousedata.io/data/pew-ai-summary-search-share-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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