Private foundation · San Mateo, CA

The Middleton Foundation

View org profile →Find similar funders →Invitation only
Typical grant size
$1K – $1K – $5K
25th · median · 75th percentile
Unique recipients
28
Repeat grantees
14
funded 2+ years

Application procedures · from 2024 990-PF

Leadership · from 2024 990-PF

Fred a Middleton
PRESIDENT &
Betty Bloxham
SECRETARY
Lindarae Polaha
SECRETARY
$2K
Carole Middleton
CFO

Source: IRS Form 990-PF, Part VII. Officers, directors, and trustees as reported by the foundation.

Payout rate · TY 2024
5.6%
grants paid ÷ assets · ~5% IRS minimum
'17
'18
'19
'20
'21
'22
'23
'24
367
Total grants awarded
$8.3M
Total amount
$23K
Average grant
$750K
Largest grant

Giving by year

2024
$784K
28 grants
2023
$795K
28 grants
2022
$674K
28 grants
2021
$617K
27 grants
2020
$662K
33 grants
2019
$641K
29 grants
2018
$627K
28 grants
2017
$722K
27 grants
2016
$932K
26 grants
2015
$870K
29 grants
2014
$428K
42 grants
2013
$515K
42 grants

Top recipients

10 grants · CA · ✓ Exact match
$5.4M
United States Olympic Committee
12 grants · MN
$788K
9 grants · IL · ✓ Exact match
$295K
MIT
3 grants · MA
$210K
MIT (eaps)
2 grants · MA
$175K
Mills Peninsula Foundation
2 grants · CA
$170K
Life Sciences Foundation
3 grants · CA
$116K
1 grant · IL · ✓ Exact match
$100K
Viewpoint School
9 grants · CA
$87K
Harward University Gift
12 grants · MA
$65K

Recipient names are as reported on the 990-PF. ✓ Exact match = EIN matched to IRS records by exact name + state; ≈ likely match = EIN inferred from a closely similar name. The recipient EIN is never stated on the form — it is DoubleNine’s match.

Recent grants · most recent filings first

Silicon Valley Community Foundation
CHARITY
CA · TY 2024
$500K
MIT (eaps)
CHARITY
MA · TY 2024
$100K
United States Olympic Committee
CHARITY
MN · TY 2024
$75K
Opportunity International
CHARITY
IL · TY 2024
$50K
Science History Institute
CHARITY
PA · TY 2024
$10K
Kyoto Prize Symposium
CHARITY
CA · TY 2024
$10K
Ananda Church
CHARITY
CA · TY 2024
$5K
Viewpoint School
CHARITY
CA · TY 2024
$5K
Harward University Gift
CHARITY
MA · TY 2024
$5K
James Beard Foundation
CHARITY
NY · TY 2024
$4K
Rancho Sante Fe Rotary
CHARITY
CA · TY 2024
$4K
The Leakey Foundation
CHARITY
CA · TY 2024
$2K
Coalition to Salute Amer
CHARITY
CT · TY 2024
$2K
American School in London
CHARITY
TY 2024
$1K
Stanford (hoover Institution)
CHARITY
CA · TY 2024
$1K
Damon Runyon Cancer Research Fnd
CHARITY
NY · TY 2024
$1K
Ocean Conservancy
CHARITY
CA · TY 2024
$1K
Srf Fellowship
CHARITY
CA · TY 2024
$1K
Ca Highway Patrol 11-99
CHARITY
CA · TY 2024
$1K
Pollinator Partnership
CHARITY
CA · TY 2024
$1K
California State Parks Fnd
CHARITY
CA · TY 2024
$1K
San Mateo Public Library
CHARITY
CA · TY 2024
$1K
The Heritage Foundation
CHARITY
DC · TY 2024
$1K
Commonwealth Club of Ca
CHARITY
CA · TY 2024
$600
Filoli
CHARITY
CA · TY 2024
$500
Sg Komen for the Cure
CHARITY
TX · TY 2024
$400
National Law Enforcement Officers M
CHARITY
DC · TY 2024
$200
American Cornerstone Institute
CHARITY
DC · TY 2024
$100
Silicon Valley Community Foundation
CHARITY
CA · TY 2023
$500K
United States Olympic Committee
CHARITY
MN · TY 2023
$113K
MIT (eaps)
CHARITY
MA · TY 2023
$75K
Opportunity International
CHARITY
IL · TY 2023
$50K
Viewpoint School
CHARITY
CA · TY 2023
$10K
Kyoto Prize Symposium
CHARITY
CA · TY 2023
$10K
Harward University Gift
CHARITY
MA · TY 2023
$5K
Asia Impact Center
CHARITY
FL · TY 2023
$5K
Science History Institute
CHARITY
PA · TY 2023
$5K
Rancho Sante Fe Rotary
CHARITY
CA · TY 2023
$3K
Filoli
CHARITY
CA · TY 2023
$3K
The Leakey Foundation
CHARITY
CA · TY 2023
$2K
Coalition to Salute Amer
CHARITY
CT · TY 2023
$2K
California State Parks Fnd
CHARITY
CA · TY 2023
$1K
Damon Runyon Cancer Research Fnd
CHARITY
NY · TY 2023
$1K
Ca Highway Patrol 11-99
CHARITY
CA · TY 2023
$1K
Ocean Conservancy
CHARITY
CA · TY 2023
$1K
Srf Fellowship
CHARITY
CA · TY 2023
$1K
Stanford (hoover Institution)
CHARITY
CA · TY 2023
$1K
American School in London
CHARITY
TY 2023
$1K
San Mateo Public Library
CHARITY
CA · TY 2023
$1K
The Heritage Foundation
CHARITY
DC · TY 2023
$1K

Source: IRS Form 990-PF, Part XV. Up to 50 most recent grants shown.