The Washington County Historical Society is a private,
non-profit organization that owns
and operates three different museum sites.
![](https://www.wchsmn.org/wp-content/uploads/2022/12/102721-Washington-County-Heritage-Center-56d.jpg)
Washington County Heritage Center
1862 Greeley Street South
Stillwater, MN 55082
Open Tuesday-Saturday
10am-4pm
Open year-round
![](https://www.wchsmn.org/wp-content/uploads/2022/12/Warden_s-House-fall-leaves-scaled.jpg)
Warden’s House Museum
602 Main Street North
Stillwater, MN 55082
Open Thursday-Sunday
Tours at 1pm, 2pm, 3pm, and 4pm
Open May-October
![](https://www.wchsmn.org/wp-content/uploads/2022/01/hay-lake-school.jpg)
Hay Lake School & Erickson Log Home
14020 195th St N
Marine on St. Croix, MN 55047
Open Friday-Sunday
12pm-4pm
Open May-October