Donor retention

Donor retention measures the percentage of donors who give to your organization in a given period and then give again in a subsequent period. It’s a direct measure of how well you keep supporters engaged and sustaining your work — not just acquiring gifts, but building relationships that last.

Quick answer: Donor retention is the share of donors who return to give again; improving it means higher, more predictable revenue and stronger long-term relationships.

What is Donor Retention?

Donor retention is the rate at which donors continue to give to your nonprofit over time. Practically, it’s calculated by dividing the number of donors who gave in a prior period and then gave again in the follow-up period by the total number of donors in the prior period. Teams use retention to understand whether stewardship, communications, and fundraising tactics are building loyalty or merely generating one-off transactions.

Different organizations measure retention on different cadences (annual, rolling 12-month, or campaign-to-campaign), and you’ll often see separate retention rates for first-time donors, repeat donors, and major donors. Retention tells you where to invest effort: low first-time donor retention signals a need for welcome and onboarding; slipping repeat donor retention points to stewardship gaps. For development directors, retention is an early-warning system — it’s where fundraising health, donor experience, and mission continuity intersect.

Why Donor Retention matters for nonprofits

Donor retention directly affects revenue predictability and the cost-effectiveness of your fundraising. According to the Fundraising Effectiveness Project’s Q4 2025 report, overall donor retention was 43.3%, repeat donor retention was 59.3%, and new donor retention was 18.9%. Those patterns mean losing a large share of your supporter base each year unless you act to keep them. That loss forces teams to spend more on acquisition just to maintain revenue, pulling resources away from programs.

Beyond dollars, retention reflects relationship strength. A retained donor is more likely to increase their gift, become a recurring giver, and advocate for your cause. Improving retention doesn’t just protect income — it deepens community, stabilizes budgets, and frees you to plan longer-term. Start by treating retention as a performance metric, not an afterthought, and focus on simple, timely stewardship actions that reward supporters for their ongoing trust.

How Donor Retention works in practice

Imagine Riverside Food Bank, a mid-sized pantry with 1,200 donors. They track annual donor retention and notice their overall retention is 42%, but first-time donor retention drops to 18% in the year after a first gift. The development director maps donor journeys:

1. New donor gives online after a spring appeal.
2. Automated welcome email fires within 24 hours, but no follow-up phone call or personalized note arrives.
3. Six months later, the donor receives a general newsletter but no impact update tied to their gift.
4. The donor doesn’t give again, and Riverside records a missed stewardship opportunity.

Riverside tests a new path: immediate thank-you note, a 30-day impact email showing how donations helped, and a targeted ask six months later inviting the donor to join a recurring gift. They track changes in retention and compare cohorts. Over three months, they see an uptick in first-time donor retention and more recurring gifts. For practical tactics and templates, see our donor retention blog post (/blog/donor-retention) for examples you can adapt.

Donor retention: key metrics and benchmarks

• Overall donor retention rate: 43.3% in the Fundraising Effectiveness Project’s Q4 2025 report — how many donors who gave in one year give again the next.

• Repeat donor retention: 59.3% in the Fundraising Effectiveness Project’s Q4 2025 report — retention among donors who gave previously.

• First-time donor retention: 18.9% in the Fundraising Effectiveness Project’s Q4 2025 report — proportion of first-time givers who give again.

• Donor lifetime value (DLV): total expected revenue from an average donor over their giving lifetime — benchmark varies by sector and organization size; track your own trends.

• Retention trend (year-over-year): the percent change in your retention rate from one year to the next — aim to improve this number rather than chase a single industry target.

How Bloomerang helps you improve donor retention

Bloomerang CRM centralizes donor profiles, giving history, and engagement activity so you can spot at-risk donors and automate timely stewardship. Use retention dashboards and donor scoring to prioritize outreach, and recurring-gift management to convert one-time givers into repeat supporters. Features like automated thank-you workflows, engagement timelines, and cohort reporting make it easy to act on retention signals rather than just reporting them.

Frequently Asked Questions

What’s the difference between donor retention and donor retention rate?

Donor retention is the concept of keeping donors over time; donor retention rate is the measurable percentage of donors who give again in a specified period. The rate is how you track whether your retention efforts are working.

How do I calculate donor retention for my nonprofit?

Pick a time window (commonly year-over-year). Divide the number of donors who gave in both the prior and follow-up period by the number of donors in the prior period, then multiply by 100 to get a percentage. Use consistent windows for comparisons.

Why do first-time donors have lower retention, and what should I do?

First-time donors often lack a strong connection to your organization beyond the initial ask. Prioritize quick, personalized acknowledgment and a simple next step (impact update or low-bar recurring ask) within weeks of their first gift to increase the chance they return.

When should I segment donors for retention outreach?

Segment as soon as you can: at minimum separate first-time vs. repeat donors, and identify high-engagement or at-risk donors using giving frequency, recency, and engagement signals. Targeted outreach is more effective than one-size-fits-all messaging.

How long before a donor is considered lapsed?

“Lapsed” depends on your organization and donor type. For many nonprofits, a donor who hasn’t given within 12–24 months is considered lapsed; for major donors, the window may be longer. Define and document your lapsed timeline so you can act consistently.

The Bottom Line

Donor retention is the percentage of donors who give again — a key indicator of relationship strength and fundraising health. It matters because higher retention leads to more predictable revenue and lower acquisition costs. Start by measuring your current retention, then test one simple stewardship change to improve it.