Nonprofits in Ottosen, IA

501(c)(3) nonprofit organizations — IRS Exempt Organizations Business Master File (2026-02)

Overview

Source: IRS Exempt Organizations BMF

Total Nonprofits

1

Total Assets

—

Orgs with >$1M Assets

0

Per 10K Residents

322.6

nonprofits

-5.4% vs <10K avg

Nonprofits per 10K Residents vs Similar Cities

Source: IRS BMF + Census ACS

Compared to cities with population Under 10,000

Ottosen, IA has 1 registered 501(c)(3) nonprofit organizations.0 That works out to 322.6 nonprofits per 10,000 residents. The oldest active nonprofit dates back to 1988.