Nicollet County Historical Society

A circular logo for the Nicollet County Historical Society, celebrating the past cultivating the future, features black silhouettes of grass, a butterfly, and a tree, with the organization's name and "Est. 1928" below in blue and gold.
Phone 507-934-2160
Email info@nchsmn.org

The Nicollet County Historical Society was organized on August 22, 1928. From its home in the Treaty Site History Center, the Nicollet County Historical Society preserves, protects, and interprets the history of Nicollet County and the state of Minnesota. The Treaty Site History Center features a nationally recognized award-winning exhibit on the Traverse des Sioux Treaty of 1851 and its consequences, other local history displays, and a full-service research archive.

Events from this organizer

Today

  • A display announces "Bob Sandeen Day: 25 Years in the Archives" with a message honoring Bob Sandeen's 25 years at the Nicollet County Historical Society. A man sits in front of bookshelves in a polaroid-style photo on the right.

    Bob Sandeen Day

    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    Join us for a drop-in celebration honoring Bob Sandeen’s 25 years of service to the Nicollet County Historical Society.

    RSVP Now Free
  • A banner with the text “We the People Then and Now” features the U.S. Constitution, a quill, the Liberty Bell, the U.S. Capitol building, and red, white, and blue patriotic decorations.

    We the People: Then and Now

    Featured
    St. Peter Community Center Room 219 600 S 5th Street, Saint Peter, United States

    Join us for an engaging look at our founding documents as we celebrate our nation’s 250th anniversary.

    RSVP Now Free 39 spots left
  • Five people sit around a table in a room with beige walls, looking at papers and books. Framed photos and documents are displayed on the back wall. The text "hiSTORY hangout" appears at the bottom.

    hiSTORY hangout

    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    Join us for hiSTORY hangout the third Thursday of each month. It’s a free, casual gathering where history is the topic of conversation. Show-and-tell is welcome! Coffee and snacks provided.

  • A historical painting of a river landscape with text overlay that reads "Treaty of Traverse Des Sioux Exhibit Tours" in large capital letters. The scene includes trees, distant hills, and a few birds flying.

    Treaty of Traverse des Sioux Exhibit Tours

    Featured Treaty of Traverse des Sioux Exhibit Tours
    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    One hundred seventy-five years ago, Dakota leaders signed a treaty on this land that changed everything for their communities and for the place you now call home. Join a guided exhibit tour at the Treaty Site History Center to explore that history and the legacy that still shapes southern Minnesota today.

    Get Tickets Free – $5.00 16 tickets left

  • Five people sit around a table in a room with beige walls, looking at papers and books. Framed photos and documents are displayed on the back wall. The text "hiSTORY hangout" appears at the bottom.

    hiSTORY hangout

    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    Join us for a hiSTORY hangout on the third Thursday of each month. It’s a free, casual gathering where history is the topic of conversation. Show-and-tell is welcome! Coffee and snacks provided.

  • A historical painting of a river landscape with text overlay that reads "Treaty of Traverse Des Sioux Exhibit Tours" in large capital letters. The scene includes trees, distant hills, and a few birds flying.

    Treaty of Traverse des Sioux Exhibit Tours

    Featured Treaty of Traverse des Sioux Exhibit Tours
    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    One hundred seventy-five years ago, Dakota leaders signed a treaty on this land that changed everything for their communities and for the place you now call home. Join a guided exhibit tour at the Treaty Site History Center to explore that history and the legacy that still shapes southern Minnesota today.

    Get Tickets Free – $5.00 25 tickets left
  • A historical painting of a river landscape with text overlay that reads "Treaty of Traverse Des Sioux Exhibit Tours" in large capital letters. The scene includes trees, distant hills, and a few birds flying.

    Treaty of Traverse des Sioux Exhibit Tours

    Featured Treaty of Traverse des Sioux Exhibit Tours
    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    One hundred seventy-five years ago, Dakota leaders signed a treaty on this land that changed everything for their communities and for the place you now call home. Join a guided exhibit tour at the Treaty Site History Center to explore that history and the legacy that still shapes southern Minnesota today.

    Get Tickets Free – $5.00 30 tickets left

  • A historical painting of a river landscape with text overlay that reads "Treaty of Traverse Des Sioux Exhibit Tours" in large capital letters. The scene includes trees, distant hills, and a few birds flying.

    Treaty of Traverse des Sioux Exhibit Tours

    Featured Treaty of Traverse des Sioux Exhibit Tours
    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    One hundred seventy-five years ago, Dakota leaders signed a treaty on this land that changed everything for their communities and for the place you now call home. Join a guided exhibit tour at the Treaty Site History Center to explore that history and the legacy that still shapes southern Minnesota today.

    Get Tickets Free – $5.00 30 tickets left
  • A digital graphic with the text "Treaty of Traverse des Sioux Exhibit Tours" over layered images—including a historical document, a Native American man, and sketches—invites you to a guided history tour in Saint Peter, Minnesota.

    Treaty of Traverse des Sioux Exhibit Tours

    Featured Treaty of Traverse des Sioux Exhibit Tours
    Nicollet County Historical Society - Treaty Site History Center 1851 N. Minnesota Avenue, Saint Peter, MN, United States

    One hundred seventy-five years ago, Dakota leaders signed a treaty on this land that changed everything for their communities and for the place you now call home. Join a guided exhibit tour at the Treaty Site History Center to explore that history and the legacy that still shapes southern Minnesota today.

    Get Tickets Free – $5.00 30 tickets left