B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Aging
28%
28% -- annual email list decay rate for B2B email lists (2024)
In 2024, 28% of a B2B email list decayed within a year.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
28%
Unit
Percentage
Data Vintage
2024
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
60
Independence
30
Methodology
45
Freshness
95
Source
ZeroBounce
Primary
Tier B
https://www.datamagnet.co/post/crm-enrichment-integrations-hubspot-2026/ ↗
Source Article
9 Best CRM Enrichment Tools for HubSpot (2026)
Disclosure: This article is published by Datamagnet. Vendor claims are self-reported unless otherwise noted.
9 Best CRM Enrichment Integrations for HubSpot in 2026
In 2026, at least 23% of a B2B email list decays within a year — down slightly from 28% in 2024, but still enough to quietly wreck your …
Original Research
ZeroBounce
· Original study ↗
Methodology
Prior-year figure cited from ZeroBounce Email List Decay Report
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B email lists: 28% annual email list decay rate. Source: ZeroBounce (2024). Via Lighthouse Intelligence -- https://lighthousedata.io/data/b2b-email-list-decay-2024
HTML Embed
<blockquote cite="https://lighthousedata.io/data/b2b-email-list-decay-2024" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>28%</strong> -- annual email list decay rate for B2B email lists<br><small>Source: ZeroBounce (2024) · <a href="https://lighthousedata.io/data/b2b-email-list-decay-2024" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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