International giving · Africa
Which US foundations give to Tanzania?
US foundations sent $255M to organizations in Tanzania across 1,896 grants, from 182 different funders. Read from IRS 990 filings.
The short version
- 182 US foundations have made grants to Tanzania, totaling $255M across 1,896 grants on record.
- GATES FOUNDATION (WA) is the largest US funder of Tanzania organizations, with $79M.
- Opportunity Education Foundation is the most Tanzania-focused funder, directing 100% of its overseas giving here.
- US giving to Tanzania has fallen over the filing years on record.
The biggest funders, year by year
Each top funder of Tanzania with its total, and how that giving falls across the filing years. A stronger color means more.
| Funder | '17 | '18 | '19 | '20 | '21 | '22 | '23 | '24 | '25* |
|---|---|---|---|---|---|---|---|---|---|
| GATES FOUNDATION$79M | $12M | $7M | $7M | $9M | $7M | $15M | $12M | $11M | $0 |
| THE SUSAN THOMPSON BUFFETT FOUNDATION$46M | $291k | $176k | $21k | $1M | $827k | $3M | $13M | $28M | $500k |
| WELLSPRING PHILANTHROPIC FUND INC$41M | $3M | $5M | $4M | $6M | $5M | $6M | $7M | $7M | $0 |
| THE FORD FOUNDATION$14M | $930k | $948k | $815k | $1M | $1M | $2M | $2M | $5M | $0 |
| THE WILLIAM & FLORA HEWLETT FOUNDATION$13M | $0 | $83k | $1M | $1M | $1M | $2M | $2M | $5M | $0 |
| SEGAL FAMILY FOUNDATION INC$6M | $0 | $0 | $500k | $751k | $1M | $984k | $840k | $2M | $0 |
| THE SKOLL FOUNDATION$4M | $0 | $0 | $0 | $4M | $0 | $0 | $0 | $0 | $0 |
| Opportunity Education Foundation$4M | $0 | $0 | $0 | $654k | $750k | $789k | $782k | $822k | $0 |
| Better Way Foundation$4M | $0 | $0 | $814k | $737k | $786k | $411k | $540k | $500k | $0 |
| FOUNDATION TO PROMOTE OPEN SOCIETY$3M | $0 | $0 | $0 | $188k | $0 | $875k | $2M | $725k | $0 |
| CHARLES STEWART MOTT FOUNDATION$3M | $100k | $220k | $106k | $512k | $945k | $585k | $465k | $375k | $0 |
| CONRAD N HILTON FOUNDATION$3M | $0 | $0 | $200k | $0 | $170k | $0 | $769k | $2M | $0 |
* 2025 onward is still arriving — 990s lag 12–24 months, so the most recent years under-report.
Top US funders of Tanzania
Tanzania's dedicated funders
Foundations that send most of their overseas money to Tanzania — the specialists, not just the biggest checks.
What the money funds
By the stated purpose of 1,895 grants that carry one.
157 recipients
197 recipients
369 recipients
95 recipients
62 recipients
73 recipients
21 recipients
44 recipients
Largest recipients in Tanzania
Spelling, accent, abbreviation, and language variants of the same organization are merged into one recipient. Organizations abroad have no US EIN, so this resolution is best-effort.
1 US funder · 2 grants
3 US funders · 33 grants
1 US funder · 12 grants
3 US funders · 21 grants
3 US funders · 9 grants
2 US funders · 4 grants
A further $22k across 4 grants went to recipients the filings name only in the aggregate (“various”, “multiple organizations”, and the like), so they can’t be attributed to a single organization.
Who funds whom
The largest funder-to-recipient ties — which US foundation backs which organization in Tanzania.
Where the funders are
The US states home to the foundations giving to Tanzania, shaded by dollars granted. Click a state.
Notable grants
The largest individual grants to Tanzania on record.
Questions and answers
- Which US foundation gives the most to Tanzania?
- GATES FOUNDATION is the largest US funder of Tanzania organizations on record, with $79M across 115 grants.
- How much do US foundations give to Tanzania?
- 182 US foundations have granted a combined $255M to organizations in Tanzania across 1,896 grants in the IRS filings on record.
- What do US foundations fund in Tanzania?
- The largest areas are health & medicine, general & operating support, education & schools, by the stated purpose of the grants.