C
Evidence Grade C
Use with Hedging
Current
22.5%
22.5% -- data decay rate for B2B contact data (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
22.5%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
C
Moderate quality evidence
Useful directional data with some methodological gaps. Treat as indicative rather than definitive -- corroborate before citing in formal research.
Score breakdown
Extraction
95
Source Trust
50
Citation Chain
90
Independence
70
Methodology
45
Freshness
81
Source
HubSpot
Primary
Tier A
https://martal.ca/lead-lists/ ↗
Source Article
Which Platform Has the Lowest Bounce Rates? 2026 Guide | Apollo
The honest answer: no single sales intelligence platform can claim the universally lowest bounce rate. Bounce rate is a workflow outcome, not a platform feature. The platform you choose matters far less than how you verify, refresh, and govern the data before it hits a send queue.
That said, some pl…
Original Research
HubSpot
· Original study ↗
Methodology
HubSpot research
Segmentation
Channelcommon_crawl
Cite this stat
Suggested hedging: based on claims without stated methodology, with unverified sample sizes...
Plain Text
B2B contact data: 22.5% data decay rate. Source: HubSpot (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/annual-b2b-data-decay
HTML Embed
<blockquote cite="https://lighthousedata.io/data/annual-b2b-data-decay" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>22.5%</strong> -- data decay rate for B2B contact data<br><small>Source: HubSpot (2026) · <a href="https://lighthousedata.io/data/annual-b2b-data-decay" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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