# THORNTON FOUNDATION DELAWARE

THORNTON FOUNDATION DELAWARE is a Private Foundation based in SAN MARINO, United States.

## Overview

- **Organization type:** Private Foundation
- **Headquarters:** SAN MARINO, United States
- **Region:** North America

## About

THORNTON FOUNDATION DELAWARE is listed by the Internal Revenue Service as a private grantmaking foundation exempt under Section 501(c)(3), with employer identification number 84-4212818. The IRS filing address is in SAN MARINO, CA, United States. For the tax period ending December 2025, the IRS Exempt Organizations Business Master File lists year-end book assets of USD 92,964,069 and an IRS-computed Income Amount of USD 6,626,487. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF. The IRS ruling date on file is May 2020. These tax-filing amounts are not assets under management or net profit.

## Questions

### What is THORNTON FOUNDATION DELAWARE?

The IRS lists THORNTON FOUNDATION DELAWARE as a private grantmaking foundation exempt under Section 501(c)(3), with EIN 84-4212818.

### What filing locality does the IRS record for THORNTON FOUNDATION DELAWARE?

The IRS filing address is in SAN MARINO, CA, United States.

### What book assets does the IRS report for THORNTON FOUNDATION DELAWARE?

For the tax period ending December 2025, the IRS lists year-end book assets of USD 92,964,069.

### What does the IRS Income Amount for THORNTON FOUNDATION DELAWARE represent?

For the tax period ending December 2025, the IRS-computed Income Amount is USD 6,626,487. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF.

---

Updated: 2026-10-15T14:30:23.520Z

Canonical page: https://altss.com/profile/thornton-foundation-delaware

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology