B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
22.9%
22.9% -- mention share for YouTube (2026-09)
YouTube accounted for a 22.9% mention share among the top 50 most-cited domains in Google AI Overviews in September 2026.
- Represents share among top 50 cited sources, not all web citations
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
22.9%
Unit
Percentage
Data Vintage
2026-09
Entity
Sample Size
1,700,000
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
75
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
Ahrefs
Primary
Tier B
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
Ahrefs
· Original study ↗
Methodology
Ahrefs Brand Radar; more than 1.7 million distinct YouTube pages cited
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
YouTube: 22.9% mention share. Source: Ahrefs (2026-09). Via Lighthouse Intelligence -- https://lighthousedata.io/data/youtube-mention-share-top-50-domains-22-9
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<blockquote cite="https://lighthousedata.io/data/youtube-mention-share-top-50-domains-22-9" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>22.9%</strong> -- mention share for YouTube<br><small>Source: Ahrefs (2026-09) · <a href="https://lighthousedata.io/data/youtube-mention-share-top-50-domains-22-9" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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