Hours: Fort Osage is open to the public Tuesday through Sunday from 9:00a.m. to 4:30p.m. year round.
Closed Dates: May 8, June 19, July 4, November 11, November 27-28; December 25-26; January
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Admission Fees: Adults: $8.00, Seniors (62 and over): $4.00, Youth (5-13): $4.00, Anyone under 5 is free.
Fort Osage has been partially reconstructed, and it is currently a park owned and operated by Jackson County Parks + Rec.
Fort Osage National Historic Landmark
105 Osage St.
Sibley, MO 64088
GPS Coordinates:
39° 11′ 10.572” N
94° 11′ 36.924” W
Phone: (816) 650-3278
Email: fortosage@jacksongov.org
To ensure the safety of our guests and the integrity of this Historic Site, private pets are NOT permitted.
Jackson County Parks + Rec Photography Policy
- As a guest at Fort Osage National Historic Landmark, you agree to allow your image, likeness, and/or sound recordings for the purpose of Jackson County Parks + Rec promotion.
- Non-commercial photography is welcomed.
- Commercial photographers must comply with all guidelines and apply for a photo permit through the Registration Office—call (816) 503-4800 for information.