About Us

Seneca Lake Park is located in Guernsey and Noble counties, near Cambridge, Ohio accessible by I-70 and I-77.

Seneca Dam was constructed in 1937 on the Seneca Fork of Wills Creek for the purpose of flood control. The Muskingum Watershed Conservancy District (MWCD) owns the lake and surrounding land, and is responsible for managing conservation and recreational activities. The dam is owned and operated by the U.S. Army Corps of Engineers.

Location | Located in Guernsey and Noble counties, near Cambridge, Ohio, and acessible by I-70 and I-77 to State Route 313.

Acres of Water | 3,550
Acres of Surrounding Land | 4,060
Maximum Depth | 31 feet
Shoreline Length | 48 miles

Horsepower Limit | 299

Boat Launch Ramp | The public launch ramp is located near the roadside park off State Route 574, and another is located near the marina.

Seneca Lake Park | 22172 Park Road, Senecaville, Ohio, 43780, (740) 685-6013. Park is open year round, and is fully operational Memorial Day - Labor Day. 

Camping | 576 campsites total in two campground locations. Marina Point campground has 320 sites (20 full hookups), while the park campground has 256 (106 full hookups). Seasonal camping is available at a discounted rate. 

Park Amenities | Swimming beach, nature center, bicycle rentals, special events, daily activities, two-bedroom vacation cabins, concession, playground, picnic shelters, camper cabins, hot showers, modern rest rooms. 

Marina | Seneca Lake Marina, PO Box 128, Senecaville, Ohio, 43780, (740) 685-0015. Docking, Rental Boats,Ethanol Free Fuel, Boating Accessories, Camping Supplies, Fishing Supplies, Live Bait, Fishing & Hunting License, Boat Registrations.  Open year round.

Hours of Operation,

Off season, Oct. 16- March 31

    -Monday- Friday  8:00am- 4:00pm

Preseason,  April 1- May 14 

    -Sunday- Saturday  8:00am- 4:00pm

Summer Hours, May 15- Labor Day

    -Monday- Thursday 8:00am- 6:00pm

    -Friday- Saturday 8:00am- 7:00pm      

    -Sunday-  8:00am- 5:00pm

Post-Season,  September 6 - Oct. 15

  -Sunday- Saturday 8:00am- 4:00pm

Restaurant | The Dockside Restaurant at Seneca Lake

Boat Service & Sales | Ohio Valley Boats

Hunting | Permitted in all nonrestricted areas, and regulated by the ODNR Division of Wildlife.

Fishing | Fish are stocked by the ODNR Division of Wildlife, District 4. Contact the Senecaville Fish Hatchery at (740) 685-5541 or Seneca Marina for updated catch reports. 

Hiking | Trails in the park total nine miles; the Buckeye Trail borders the park. 

Camps | The Baptist Church Camp is located near park entrance.

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Park Plans & Developments
Employment Opportunties

We issue alerts regarding imminent threats to health and safety, and updates that affect activities or property in and around the lake.

Dockside