Are you the owner for this park? Make it a featured listing and be seen in the top search results!

Cowan Lake

Overview

Cowan Lake State Park offers a serene escape into the scenic landscapes of Southwest Ohio. Situated around a sprawling 700-acre lake, this destination provides a peaceful environment where RVers can reconnect with nature. The park is characterized by its dense woodlands and calm waters, creating a tranquil atmosphere that feels worlds away from the hustle of urban life. It serves as a premier spot for those seeking both relaxation and active outdoor recreation throughout the camping season.

Location & Surroundings

Nestled just south of Wilmington, Ohio, the park is conveniently located for travelers coming from Cincinnati or Dayton. The surrounding area features rolling hills and lush meadows typical of the Clinton County countryside. The landscape is defined by its quiet backroads and proximity to the charming small-town atmosphere of Wilmington, offering a unique blend of secluded wilderness and accessible local services. The lake itself is the centerpiece, surrounded by mature trees that offer significant shade and privacy for many of the campsites.

Amenities & Park Features

The campground is well-equipped for modern RVers, featuring over 230 campsites designed to handle various rig sizes. Many sites offer electric hookups, and recent renovations have introduced several full-service sites to better accommodate larger motorhomes. On-site facilities include the following:

  • Modern shower houses and laundry facilities
  • A dedicated swimming beach for campers
  • Multiple boat launches and a camp store
  • A dump station and easy-access potable water

For recreation, visitors enjoy access to several miles of hiking trails that wind through the forest and along the scenic shoreline.

Nearby Attractions & Things to Do

Water activities are the primary draw here, with the lake being popular for sailing, kayaking, and fishing for muskellunge and bass. Just a short drive away, visitors can explore the unique local landmarks in the city of Wilmington or visit the historic Murphy Theatre for a touch of culture. Nature lovers will also appreciate the proximity to Caesar Creek State Park, which offers additional hiking and world-class fossil hunting opportunities within a short 20-minute drive from the campground.

Who This Park Is Best For

This park is ideal for families and couples who prefer a quiet, nature-centric camping experience over a loud, commercial resort vibe. It is particularly well-suited for birdwatchers and photography enthusiasts due to the abundance of local wildlife and seasonal wildflowers. Because of the 10-horsepower limit on the lake, it remains a haven for kayakers and sailors seeking calm, wake-free waters. RVers looking for a well-maintained state park with spacious sites will find this an excellent choice for a relaxing retreat.

Amenities

- Recreational Facilities

• Lake
• Swimming
• Fishing
• Ramp
• Boat Rental
• Boat Marina
• Body Of Water (Cowan Lake)
• Horseshoes
• Game Room
• Playground
• Kayaking/Canoeing

- Policies

• Pets Welcome
• Pet Restrictions
• Pet Restriction on Quantity
• Day Max Stay (14)
• Tent Camping Allowed

- Other Amenities & Services

• Restroom and Showers
• Laundry

- Recreation Nearby (within 10 miles)

• Fishing
• Hiking
• Boating
• Kayaking/Canoeing
• Marina
• Mountain Biking

- Facility

• Type (State Park)
• Partial Handicap Access

- Hunting Nearby (within 20 miles)

• Year-Round

- On-Site Rentals

• 

- Sites

• Spaces Available (254)
• Paved Sites (254)
• 50 Amp
• Electric (237)
• No Hookups (17)
• Max Amps (50)

User Reviews

Matt Reed

July 22, 2025

I enjoyed the nature trails that I ventured at this location. It did not take very long to discover the enrichment of good quality clay hidden in the streams, as well as, an arrowhead that I stumbled upon looking for rocks in the creek. There is abundant wildlife that can be seen. Good for bird watching as well, accounted for an Broad-winged hawk, Cardinals, great horned owl, eastern tower, eastern phoebe, and many more.

Josh Little

July 10, 2025

Camp and fish here all the time.its a great place for kids and dogs.

Goin Coastal Merritt Island

June 29, 2025

If you're looking for a place to rent a boat or just go somewhere where its just peaceful and quiet, this in the place. Absolutely beautiful.

Mark Eckman

June 04, 2025

This is a really good choice for a local camp ground, very clean and the restrooms was as well very clean and usable. I would highly recommend this place!

Lisa Keaton

May 25, 2025

Sprawling, pristine manicured state park on picturesque, large inland lake. Paved roadways are nice for bike riding. Many trails were noted throughout the park. The weather, unfortunately, was cold and rainy for the middle of May in Ohio, so we didn't get to do muck trail exploration. Very nice commissary with real ice-cream, not soft serve. Also, a staffed nature center with lots to observe and explore. Hope to return to this park and area again.

This park isn't directly bookable yet — explore nearby options via Campspot

Map for Cowan Lake

Contact information