TINKER ISLAND FOUNDATION

Nonpartisan civic infrastructure

AllCiv·Legis1

Tinker Island Foundation

Private foundation

DBA: % EDWARD C JOHNSON IV

Foundations · BOSTON, MA · EIN 47-3423358

In care of Edward C Johnson IV

Donations are tax-deductible

FY ending 2024-12-31

Revenue

—

Expenses

—

Assets

$26.6M

Liabilities

No revenue/expense data reported.

Campaign Spending

—

Lobbying

—

Grants Given

$785K

TINKER ISLAND FOUNDATION

Your actions

7 Water Street

Boston, MA, 02109-410

Public records

Full 990 PDFs going back to 2001, plus parsed financial extracts. The easiest place to read actual filings.

IRS-side authoritative source. Confirms current exempt status and pulls the latest determination letter.

These open in a new tab. AllCiv doesn't host filings directly — these are the authoritative public-record sources.