Data / Foundation grants / Leighton Foundation Inc
Leighton Foundation Inc: 45 grants to organizations, $569,740 (tax year ended December 2025)
Leighton Foundation Inc, a private foundation in La Jolla, CA, paid 45 grants to organizations totaling $569,740 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 4, 2026. The largest was $30,000 to Scripps Mesa Steam Lab in San Diego, CA for general funds.
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- EIN
- 472908898
- Based in
- La Jolla, CA
- Assets
- $8,446,989
- Grants paid
- $569,740
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 4, 2026, IRS object ID 202621249349101247. It reported $569,740 in grants paid; 45 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Scripps Mesa Steam Lab | San Diego, CA | General funds | $30,000 | apps.irs.gov | |
| Thurgood Marshall Middle School | San Diego, CA | General funds | $30,000 | apps.irs.gov | |
| Formosa Generations of Family Chamber of Mu | San Diego, CA | General funds | $26,000 | apps.irs.gov | |
| SRHS Baseball Booster Club | San Diego, CA | General funds | $22,700 | apps.irs.gov | |
| Ellen Browning Scripps Elementary School (educational Field Trip) | San Diego, CA | General funds | $20,000 | apps.irs.gov | |
| Marshall Mustang Organization Mmo Science Olympiad | San Diego, CA | General funds | $20,000 | apps.irs.gov | |
| Mirmar Ranch Elementary Pta Violin Ensemble Classes and Special Add Program | San Diego, CA | General funds | $20,000 | apps.irs.gov | |
| University of California San Digo Foundation Opals | La Jolla, CA | General funds | $20,000 | apps.irs.gov | |
| SRHS Music Boosters | San Diego, CA | General funds | $17,500 | apps.irs.gov | |
| Community Montessori Farm Project | Escondido, CA | General funds | $15,000 | apps.irs.gov | |
| Ebsjerebak Music Program | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Ellen Browning Scripps Elementary School | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Highland Ranch Elementary Pta Coding Classes | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Marshall Mustang Organization Mmo Theater Program | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| SRHS Dance Club | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Scripps Ranch High School | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Scripps Ranch Wrestling Booster Club | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Uc San Diego Foundation Opals | La Jolla, CA | General funds | $15,000 | apps.irs.gov | |
| Aviara Oaks Middle Orchestra | Carlsbad, CA | General funds | $14,200 | apps.irs.gov | |
| Valley Elementary School Pta | Poway, CA | General funds | $13,400 | apps.irs.gov | |
| Dimensions Collaborative School | Escondido, CA | General funds | $12,660 | apps.irs.gov | |
| Chollas Mead Elementary Pta | San Diego, CA | General funds | $12,000 | apps.irs.gov | |
| Jerabek Ffo Elementary Steam Lab | San Diego, CA | General funds | $12,000 | apps.irs.gov | |
| Mason Elementary School | San Diego, CA | General funds | $11,000 | apps.irs.gov | |
| California State University San Marcos Scholarship | San Marcos, CA | General funds | $10,000 | apps.irs.gov | |
| Campanille Music Festival | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Del Norte High School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Hage Elementary School Pta | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Logan Memorial Educational Campus Math Program | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Teralta Art | San Diego, CA | General funds | Arts, culture and humanities | $10,000 | apps.irs.gov |
| Turtleback Elementary School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| San Elijo Middle School Band Booster | San Marcos, CA | General funds | $8,500 | apps.irs.gov | |
| Valley Middle Band and Orchestra | Carlsbad, CA | General funds | $8,400 | apps.irs.gov | |
| Solana Ranch Elementary School National History Day Program | Solana Beach, CA | General funds | $8,200 | apps.irs.gov | |
| Westview Gold Booster (westview High School) | San Diego, CA | General funds | $8,000 | apps.irs.gov | |
| Spark Enrichment (music Stands Books Equipment) | San Diego, CA | General funds | $7,500 | apps.irs.gov | |
| Spark Enrichment (strings Ensemble Workshop) | San Diego, CA | General funds | $7,500 | apps.irs.gov | |
| Scripps Ranch High School Olympiad Science | San Diego, CA | General funds | $7,000 | apps.irs.gov | |
| Wolverine Athletic Foundation | San Diego, CA | General funds | Education | $6,800 | apps.irs.gov |
| SRHS Music Boosters | San Diego, CA | General funds | $6,500 | apps.irs.gov | |
| Black Mountain Middle School | San Diego, CA | General funds | $5,000 | apps.irs.gov | |
| Dingeman Elmentary Family Faculty Connection FFC | San Diego, CA | General funds | $5,000 | apps.irs.gov | |
| Wildcoast | Del Mar, CA | General funds | Environment | $2,400 | apps.irs.gov |
| Canyon Crest Academy | San Diego, CA | General funds | $2,000 | apps.irs.gov | |
| Wildcoast | Del Mar, CA | General funds | Environment | $480 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 9, 2025, IRS object ID 202531299349103363. It reported $169,500 in grants paid; 20 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Formosa Generations of Family Chamber of Mu | San Diego, CA | General funds | $15,000 | apps.irs.gov | |
| Ellen Browning Scripps Elementary School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Ellen Browning Scripps Elementary School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| MMS Instrumental Music Boosters | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Mason Elementary School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| San Diego State University | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Scripps Ranch High School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Scripps Ranch High School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| Thurgood Marshall Middle School | San Diego, CA | General funds | $10,000 | apps.irs.gov | |
| University of California San Digo | La Jolla, CA | General funds | $10,000 | apps.irs.gov | |
| Black Mountain Middle School | San Diego, CA | General funds | $9,800 | apps.irs.gov | |
| Turtleback Elementary School | San Diego, CA | General funds | $9,000 | apps.irs.gov | |
| Correia Middle School | San Diego, CA | General funds | $7,500 | apps.irs.gov | |
| Westview High School | San Diego, CA | General funds | $7,500 | apps.irs.gov | |
| Willard B Hage Elementary School | San Diego, CA | General funds | $7,500 | apps.irs.gov | |
| Dimensions Collaborative School | Escondido, CA | General funds | $5,200 | apps.irs.gov | |
| Canyon Crest Academy | San Diego, CA | General funds | $5,000 | apps.irs.gov | |
| Del Norte High School | San Diego, CA | General funds | $5,000 | apps.irs.gov | |
| Park Village Elementary School | San Diego, CA | General funds | $5,000 | apps.irs.gov | |
| Imba International Mountain Bike Association | Boulder, CO | General funds | $3,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Arts, culture and humanities | $10,000 |
| Education | $6,800 |
| Environment | $2,880 |
States funded
| Recipient state | Granted |
|---|---|
| California | $736,240 |
| Colorado | $3,000 |
Also on SpecStream
- Who funds arts, culture and humanities in California
- Who funds education in California
- Who funds environment in California
Updated May 4, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.