B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Current

23%

23% -- email recovery rate for Clay (2026)

Name: Email Recovery Rate Statistics
Creator: Lighthouse Intelligence
Published: 2026-10-03

2026 · n=10,000 · OutboundLeads

Running 10,000 Apollo-sourced contacts through a Clay waterfall recovered valid emails for 23% of contacts marked risky or missing.

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Attribution: OutboundLeads View source

Lighthouse Research Team

Last verified: 2026-10-03 · How we verify data →

Source verified Evidence graded

Value

23%

Unit

Percentage

Data Vintage

2026

Entity

Clay

Sample Size

10,000

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

OutboundLeads Primary Tier B

https://www.outboundleads.com/blog/clay-vs-apollo-which-b2b-data-tool-builds-better-lead-lists ↗

Confidence: 53/100 Vintage: 2026 Channel: Deep Crawl

Source Article

Clay vs Apollo: Which B2B Data Tool Builds Better Lead Lists - Scalable Outbound GTM Solutions | Revenue-driven AI systems

Aylin Bezirgan Clay waterfall enrichment achieves 85 to 92% email find rates. Apollo single-source lands at 60 to 75%. That gap is not a rounding error. It is the difference between 5 to 10% bounce rates that get your domain flagged and 0.8 to 1.4% bounce rates that hold across 3,000+ campaign sends…

Original Research

OutboundLeads · Original study ↗

Methodology

Author's verified benchmark test of 10,000 Apollo-sourced contacts

Methodology documented

Segmentation

IndustryB2B RoleAll marketers Channelemail

Cite this stat

Plain Text

Clay: 23% email recovery rate. Source: OutboundLeads (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/clay-waterfall-recovery-23pct-2026

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<blockquote cite="https://lighthousedata.io/data/clay-waterfall-recovery-23pct-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>23%</strong> -- email recovery rate for Clay<br><small>Source: OutboundLeads (2026) · <a href="https://lighthousedata.io/data/clay-waterfall-recovery-23pct-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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