B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
45%
45% -- donor retention rate for nonprofit industry (2026)
The nonprofit industry average donor retention rate is 45%.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
45%
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
Fundraising Effectiveness Project
Primary
Tier C
https://mixtapecommunications.com/writing-thank-you-letters-dos-and-donts/ ↗
Source Article
Writing Your Thank-You Letters: The 2026 Do's and Don'ts | Mixtape
Writing thank-you letters well can make or break your donor relationships. Here’s the thing: when you’re working with a small team and wearing seventeen different hats, it’s easy to let gratitude slip down your to-do list. But in our experience, these letters aren’t just nice to have. They’re one of…
Original Research
Fundraising Effectiveness Project
· Original study ↗
Methodology
Fundraising Effectiveness Project via Funraise.org
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
nonprofit industry: 45% donor retention rate. Source: Fundraising Effectiveness Project (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/donor-retention-industry-average-45
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<blockquote cite="https://lighthousedata.io/data/donor-retention-industry-average-45" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>45%</strong> -- donor retention rate for nonprofit industry<br><small>Source: Fundraising Effectiveness Project (2026) · <a href="https://lighthousedata.io/data/donor-retention-industry-average-45" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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