B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
24%
24% -- ad density mobile for Google Search (2025-08)
Sites with balanced mobile ad density around 24% showed the most stable performance during the update.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
24%
Unit
Percentage
Data Vintage
2025-08
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
digitalthriveai.com
Primary
Tier B
https://digitalthriveai.com/en-us/resources/email-marketing/google-releases-august-2025-spam-update/ ↗
Source Article
Google rolled out its August 2025 spam update starting August 26, 2025, and completed the rollout on September 22, 2025. This update, which ran for just under 27 days and applied globally across all languages, represents another step in Google's ongoing battle against low-quality and manipulative co…
Original Research
digitalthriveai.com
· Original study ↗
Methodology
Analysis of ad-to-content ratios during Google's August 2025 spam update
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google Search: 24% ad density mobile. Source: digitalthriveai.com (2025-08). Via Lighthouse Intelligence -- https://lighthousedata.io/data/google-spam-update-ad-density-mobile
HTML Embed
<blockquote cite="https://lighthousedata.io/data/google-spam-update-ad-density-mobile" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>24%</strong> -- ad density mobile for Google Search<br><small>Source: digitalthriveai.com (2025-08) · <a href="https://lighthousedata.io/data/google-spam-update-ad-density-mobile" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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