Campus Martius Museum
- Settlement history museum
- Regional draw
- Marietta
Campus Martius Museum in Marietta interprets early settlement and movement into the Northwest Territory.

The preserved Rufus Putnam House is incorporated within the museum, connecting surviving domestic fabric with the story of the former fortified settlement.
This listing covers the museum and its enclosed Putnam House experience together. The photograph shows the museum building. Check current admission, guided arrangements and educational programs before arriving. The separate Ohio River Museum is undergoing redevelopment and should not be assumed to share ordinary access. Discuss mobility needs and groups in advance.
Visitor details reviewed October 18, 2026. Check official visitor information for current access, admission, and operating arrangements. View on OpenStreetMap.
Image credit: Snoopywv / Wikimedia Commons. Original source. CC BY-SA 4.0. Resized and converted to WebP; may be cropped for display.
Nearby
More places nearby
Quadranaou ParkQuadranaou Park in Marietta preserves a major surviving earthwork within the modern town.
The Castle Historic House Museum, MariettaThe Castle in Marietta preserves a Gothic Revival house and interprets the people who lived and worked there.
Marietta Historic DistrictMarietta Historic District preserves a broad town landscape near the meeting of the Muskingum and Ohio rivers.
Muskingum ParkMuskingum Park in Marietta places public green space beside the river that shaped the town’s early growth.
Mound Cemetery, MariettaMound Cemetery in Marietta surrounds the surviving Conus earthwork with a historic burial ground.