B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
17%
17% -- share of sites never regaining pre migration traffic for websites undergoing SEO site migrations (2026)
17% of sites undergoing SEO migrations never regain pre-migration traffic levels, even after 1,000 days.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
17%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
892
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
anypost.ai
Primary
Tier B
https://anypost.ai/blog/the-complete-guide-to-seo-site-migrations-without-losing-traffic ↗
Source Article
The Complete Guide to SEO Site Migrations Without Losing Traffic
Original Research
anypost.ai
· Original study ↗
Methodology
Analysis of 892 site migrations cited in article
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
websites undergoing SEO site migrations: 17% share of sites never regaining pre migration traffic. Source: anypost.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/seo-migration-never-recover-traffic
HTML Embed
<blockquote cite="https://lighthousedata.io/data/seo-migration-never-recover-traffic" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>17%</strong> -- share of sites never regaining pre migration traffic for websites undergoing SEO site migrations<br><small>Source: anypost.ai (2026) · <a href="https://lighthousedata.io/data/seo-migration-never-recover-traffic" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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