B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
3.6%
3.6% -- email data decay rate for B2B contact lists (2025)
B2B email decay rates reached approximately 3.6% per month in 2025.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
3.6%
Unit
Percentage
Data Vintage
2025
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
RevenueBase
Primary
Tier C
https://www.apricot-studio.com/blog/how-to-build-an-account-list-for-abm-without-buying-garbage-data ↗
Source Article
How to build an account list for ABM
Original Research
RevenueBase
· Original study ↗
Methodology
Cited from RevenueBase 2025 data
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B contact lists: 3.6% email data decay rate. Source: RevenueBase (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/b2b-email-decay-rate-2025
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<blockquote cite="https://lighthousedata.io/data/b2b-email-decay-rate-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>3.6%</strong> -- email data decay rate for B2B contact lists<br><small>Source: RevenueBase (2025) · <a href="https://lighthousedata.io/data/b2b-email-decay-rate-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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