Third Street Foundation
Preselected recipients only
Third Street Foundation is a private foundation in Portsmouth, New Hampshire. In tax year 2025 it gave $124,000 in 30 grants; the typical grant was $3,000 and the largest $16,000. It only gives to organizations it selects itself and does not accept unsolicited applications.
From its IRS Form 990-PF for tax year 2025.
- Grants paid, 2025$124,000
- Number of grants30
- Typical grant$3,000
- Largest grant$16,000
- Assets$1.3 million
- New grantees37%
Giving in 2025 was down from $149,000 the year before.
37% of its 2025 grantees had not received a grant from it the year before, a mix of repeat and new grantees.
Giving by year
| Tax year | Grants paid | Number of grants | Assets |
|---|---|---|---|
| 2023 | $135,000 | 21 | $1.5 million |
| 2024 | $149,000 | 21 | $1.4 million |
| 2025 | $124,000 | 30 | $1.3 million |
How to apply
Third Street Foundation says in its IRS filing that it only makes contributions to preselected organizations, so unsolicited applications are unlikely to be considered. Organizations it funds are usually invited.
What Third Street Foundation funds
Where it gives
Its grants went to recipients in 10 states, the most to Massachusetts.
| State | Grants | Amount |
|---|---|---|
| Massachusetts | 13 | $65,000 |
| New York | 4 | $19,000 |
| Nebraska | 3 | $17,000 |
| District of Columbia | 3 | $7,000 |
| Alabama | 2 | $5,000 |
| Maryland | 1 | $4,000 |
| Connecticut | 1 | $3,000 |
| Georgia | 1 | $2,000 |
| Iowa | 1 | $1,000 |
| Maine | 1 | $1,000 |
Grants paid in 2025
| Recipient | Purpose | Amount |
|---|---|---|
| St Paul's School | General support | $16,000 |
| Boston Area Gleaners | General support | $11,500 |
| Harvard College | Harvard college and harvard graduate school of education | $11,000 |
| Corning Museum of Glass | General support | $10,000 |
| Waterfront Alliance | General support | $10,000 |
| Open Table | General support | $6,500 |
| Christ Episcopal Church | General support | $5,000 |
| Groton Hill Music Center | General support | $5,000 |
| Doctors Without Borders | General support | $4,000 |
| Equal Justice Initiative | General support | $4,000 |
| Planned Parenthood Federation of America | General support | $4,000 |
| World Central Kitchen | General support | $4,000 |
| Partners in Health | General support | $3,000 |
| Pine Street Inn | General support | $3,000 |
| Rosie's Place | General support | $3,000 |
| Save the Children | General support | $3,000 |
| UNICEF USA | General support | $3,000 |
| Habitat for Humanity International | General support | $2,000 |
| Household Goods Inc | General support | $2,000 |
| Human Rights Campaign Foundation | General support | $2,000 |
| Bampa's House | General support | $2,000 |
| Fund for Women of the Southern Tier | General support | $2,000 |
| Acton Conservation Trust | General support | $1,000 |
| The Farm School | General support | $1,000 |
| Acton Food Pantry Inc | General support | $1,000 |
| American Red Cross | General support | $1,000 |
| Cultivate Care Farm | General support | $1,000 |
| Environmental Defense Fund | General support | $1,000 |
| Southern Poverty Law Center | General support | $1,000 |
| Wbur | General support | $1,000 |
Officers and trustees
- K Quincy Houghton
- Sarah Houghton
- Robert W Houghton
- Amory Houghton III
Questions people ask
Does Third Street Foundation accept grant applications?
No. Its IRS filing says it only makes contributions to preselected organizations.
How much does Third Street Foundation give?
$124,000 in tax year 2025, across 30 grants, with a typical grant of $3,000.
Who runs Third Street Foundation?
Its 2025 filing lists K Quincy Houghton (Treasurer), Sarah Houghton (Secretary), Robert W Houghton (President) and Amory Houghton III (Vice President).
What does Third Street Foundation fund?
Based on its grants, mainly education, arts and culture and international.