OCHS Old Mill Museum

Museum Open
2026-03-28 10:00 - 14:00, 2026-04-04 10:00 - 14:00, 2026-04-11 10:00 - 14:00, 2026-04-18 10:00 - 14:00, 2026-04-25 10:00 - 14:00, 2026-05-02 10:00 - 14:00, 2026-05-09 10:00 - 14:00, 2026-05-16 10:00 - 14:00 (America/New_York) and 10 more dates | Old Mill Museum, 366 Mill St., Ortonville, MI, 48462, United States
The Old Mill Museum will be open to the public for tours and self-guided exploring—stop in to enjoy local history, exhibits, and a welcoming community atmosphere.

Board Meeting
2026-03-31 18:00 - 19:30, 2026-05-26 18:00 - 19:30, 2026-07-28 18:00 - 19:30
A meeting of the OCHS Board to review business, make decisions, and plan next steps for the organization.

Easter Holiday
2026-04-05
The museum is closed in observance of the Easter holiday.

General Membership Meeting
2026-04-14 18:00 - 19:30, 2026-05-12 18:00 - 19:30, 2026-06-09 18:00 - 19:30, 2026-07-07 18:00 - 19:30
A monthly gathering for members to hear updates, discuss upcoming plans, and support the Ortonville Community Historical Society.

Vintage Market / M-15 Garage Sale
2026-05-02 07:00 - 19:00
A community shopping day featuring vintage finds and garage sale treasures at the Mill.

Road to Independence event with SAR
2026-05-16 10:00 - 14:00
A special program with the Sons of the American Revolution highlighting local history and the road to American independence.

Memorial Day Parade
2026-05-25 09:00 - 10:00
Join us at the Mill to celebrate and honor Memorial Day during the community parade.

Museum Open / Independence Day
2026-07-04 10:00 - 14:00
Celebrate Independence Day with the museum open to visitors and activities happening around the Mill and campus.
