B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
25%
25% -- annual email subscriber churn rate for Email marketing lists (2026)
According to HubSpot, 25% of email subscribers lose interest and stop opening emails annually.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
25%
Unit
Percentage
Data Vintage
2026
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
HubSpot
Primary
Tier C
https://growthspurtagency.com/blog/how-to-set-up-a-re-engagement-campaign-in-hubspot-in-7-easy-steps ↗
Source Article
How to Set up a Re-Engagement Campaign in HubSpot in 7 Easy Steps
Updated September 2026
Stop emailing your unengaged subscribers! It could be killing your sender reputation. Learn how to win them back with an automated re-engagement campaign.
List fatigue is a very real thing. No matter how hard you try in your quest to master your inbound marketing, a portion of…
Original Research
HubSpot
· Original study ↗
Methodology
Cited by HubSpot per the article; original methodology not stated
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Email marketing lists: 25% annual email subscriber churn rate. Source: HubSpot (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-list-churn-annual-hubspot
HTML Embed
<blockquote cite="https://lighthousedata.io/data/email-list-churn-annual-hubspot" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- annual email subscriber churn rate for Email marketing lists<br><small>Source: HubSpot (2026) · <a href="https://lighthousedata.io/data/email-list-churn-annual-hubspot" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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