Whether you’re a history enthusiast, a local resident, or a visitor eager to learn more, the county’s museums offer an intriguing glimpse into the past. From its deep military heritage to its small-town origins and even its ties to the supernatural, Clay County boasts a diverse array of historical sites.
Exploring these museums provides not only an educational experience but also a chance to connect with the stories and people who shaped the region. Take a journey through time by visiting these great spots, where each location holds a unique piece of history waiting to be learned.
In Clay County, some of the most memorable water experiences await just a short drive away. From tranquil fishing lakes to thrilling boat rentals, check out some of our favorite ways to spend a day by the water.
Middleburg Historic Museum (Middleburg)

Step back in time at the Middleburg Historic Museum, where local artifacts, photos, and exhibits bring Clay County’s rich heritage to life. Housed in a charming historic building, this community-run museum offers a fascinating glimpse into the stories and people that shaped Middleburg—perfect for history buffs and curious visitors alike.
More information:
Website: https://www.facebook.com/middleburgmuseum/about
Admission: Free to visit, donations are appreciated.
Hours: Sunday afternoons from 2:00 p. m. to 4:00 p. m.
Address: 3912 Section Street Middleburg, FL 32068
Camp Blanding Museum (Keystone Heights)

Camp Blanding Museum offers a comprehensive look into Camp Blanding’s role in military history, particularly during World War II. Established in 1990, the museum showcases uniforms, weapons, equipment, and military vehicles dating back to the 1940s. A highlight of the museum is the Memorial Park, which features large military artifacts and monuments dedicated to the men and units who trained at Camp Blanding. The museum also provides insight into the history of the base itself, which was originally developed as a National Guard training site and later served as an active Army training facility during WWII.
More information:
Website: https://campblandingmuseum.org/
Admission: Free to visit, donations are appreciated.
Hours: Open daily from 12 pm to 4 pm
Address: 5629 SR 16 West, Building 3040, Starke, FL 32091
The Military Museum of North Florida (Green Cove Springs)

Dedicated to honoring the service of military personnel, The Military Museum of North Florida offers an immersive experience with authentic military vehicles, artifacts, and even a fighter jet cockpit. The museum covers over 230 years of military history, from the Revolutionary War to Operation Iraqi Freedom, with many exhibits highlighting local connections. Visitors can enjoy guided group tours, making it an excellent educational destination for schools and organizations.
More information:
Website: https://themilitarymuseumofnorthflorida.com/
Admission: Free to visit, donations are appreciated.
Hours: Open Wednesday through Saturday from 10 am to 3 pm
Address: 1 Bunker Ave, Green Cove Springs, FL 32043
Clay County Historical Society’s History & Railroad Museum (Green Cove Springs)

This museum provides an engaging look into Clay County’s past, displaying artifacts from everyday life over the past century. One of its standout features is a fully equipped train station with a red caboose, allowing visitors to experience a piece of railroad history. Exhibits include early phonographs, vintage clothing, medical equipment, and household items like typewriters and toasters. Volunteers from the Historical Society are on-site to share their knowledge and stories about Clay County’s history.
More information:
Admission: Free to visit, donations are appreciated.
Hours: Open on Sunday from 2 pm to 5 pm
Address: 915 Walnut St, Green Cove Springs, FL 32043
Old Clay County Jail (Green Cove Springs)

Built in 1894 and in use until 1972, the Old Clay County Jail is the second-oldest standing jail in Florida. This historic site features thick brick walls, sixteen jail cells, and a Maximum Security wing. The jail housed a range of inmates, including notorious criminals, juveniles, and the mentally ill. The site is also popular with ghost hunters due to its rumored paranormal activity, even appearing on the SyFy Channel’s Ghost Hunters. With tales of prison escapes and famous trials, this museum is a must-visit for those intrigued by criminal history.
More information:
Admission: Free to visit, donations are appreciated.
Hours: Open Monday through Thursday from 9 am to 2 pm
Address: 915 Walnut St, Green Cove Springs, FL 32043
Town of Penney Farms Historic Museum (Penney Farms)

Penney Farms has a unique history tied to the vision of J.C. Penney, who founded the community in 1922 as an experimental farming and retirement village. The museum tells the story of early settlers who worked to establish a self-sustaining community. Visitors can learn about the original school, mercantile store, railroad, and township while appreciating the preserved design of the town, which includes a central church surrounded by historic cottages. The museum provides a deep dive into the perseverance and vision of the families who built the community.
More information:
Website: https://historicalsocietyofpenneyfarms.org/penney-farms-historic-museum/
Admission: Free to visit, donations are appreciated.
Hours: Open Monday through Friday from 9 am to 1 pm, 2 pm to 3:30 pm on the second and fourth Tuesday, Wednesday, and Thursday of the month, and 2 pm to 4 pm on the second and fourth Sunday of the month.
Address: 4100 Clark Ave., Penney Farms, FL 32079
Whether you’re drawn to military history, local heritage, or even the mysteries of the supernatural, Clay County’s museums offer a fascinating glimpse into the past. No matter which museums you visit, you’ll be sure to walk away with a newfound connection to Clay County’s rich and diverse history.
