National Historic Marker Weekend 2025

Celebrate Historical Marker Weekend in Clinton County!

Join us for a special weekend dedicated to honoring and preserving the 13 historical markers located throughout Clinton County, Ohio. In celebration of National Historic Marker Day, we invite you to participate in a self-guided effort to clean and revitalize these important landmarks.

Event Details:

  • Date: Friday, April 25 and Saturday, April 26
  • Location: Various locations throughout Clinton County, Ohio (see list of markers and addresses below). If you need cleaning supplies or a guidebook, please start at the Clinton County History Center – 149 E. Locust Street, Wilmington.

How to Participate:

  1. Pick up a Cleaning Kit & Guidebook: Stop by the Clinton County History Center at 149 E. Locust Street, Wilmington OH 45177 on Fri. April 25th between 8:30-11:45AM or 12:45-4:30PM and Sat. April 26th from 10:00AM-2:00PM to pick up a free cleaning kit and a Historical Marker Guidebook.
  2. Choose Your Marker: Select one or more markers from the list provided in the guidebook.
  3. Clean & Explore: Visit your chosen marker(s), clean them using the provided supplies, and take some time to learn about the historical significance of the site.
  4. Share Your Experience: Post photos of your cleaning efforts and the markers you visit on social media using the hashtags #NationalHistoricMarkerWeekend or #NationalHistoricMarkerDay2025 in your posts. Don’t forget to tag the History Center and the William G. Pomeroy Foundation.

Kid-Friendly Activities at the History Center:

Bring the whole family! The Clinton County History Center will be hosting kid-friendly activities during regular museum hours:

  • Friday, April 25th: 1:00 PM – 4:30 PM
  • Saturday, April 26th: 10:00 AM – 2:00 PM

Activities will include marker-themed coloring sheets, crafts, and other engaging activities.

Marker Cleaning Kits (generously sponsored by ACE Hardware Wilmington) Include:

  • Soap
  • Water
  • Bucket
  • Cloth Rags
  • Sponge
  • Non-Metal Scrub Brush
  • Gloves
  • Trash Bags

Why This Matters:

Historical markers serve as vital connections to our past, preserving stories and events that have shaped our community. By participating in this self-guided cleaning effort, you are ensuring that these stories continue to be told for generations to come.

Let’s come together to honor and preserve the history that makes Clinton County, Ohio, so special!

List of Markers and Addresses:

  • Deserted Camp: Near 3119 Prairie Road, Wilmington, OH, 45177 / N side of Prairie Road just W of Starbuck Road intersection
  • Garrison Corner Community: 294 Shawnee Trace Road, Blanchester, OH, 45107 / Garrison Cemetery, just E of OH 123
  • Gilbert Van Zandt: ALERT (October 2024): Marker temporarily removed. Awaiting decision to relocate or retire
  • Beam Farm Mound: 4435 Stone Road, Sabina, OH, 45169 / Near private home in a fenced area on the long driveway going NW from Stone Road
  • Wilmington College: College Hall, Wilmington College, Wilmington, OH, 45177 / E side of College Hall, located in the SE corner of College Street and Fife Avenue
  • Indian Trials of Clinton County: Fife Avenue side of Williams Memorial Park, Wilmington, OH, 45177 / Located at large parking area E of Park Drive and pond
  • Marble Hall: Marble Hall, Wilmington College, Wilmington, OH, 45177 / Hall on NW corner of Douglas Street and Quaker Way/Ludovic Street. Marker on W side of hall, facing central field.
  • Thunderstorm Project: 745 Davids Drive (is across the street from Greenway sign and pull-in), Wilmington, OH, 45177 / Wilmington College Lytle Creek Greenway (shelter house and marker are across street from 745 David’s Drive)
  • Wilmington Public Library: 268 N. South Street, Wilmington, OH, 45177 / At the E Birdsall Street entrance
  • Military Air Disaster: J. W. Denver Williams Memorial Park, 1100 Rombach Avenue, Wilmington, OH, 45177 / Near the flagpole in the memorial portion of the park
  • 1968 Clinton County AFB C-119G Plane Crash: J.W. Denver Williams Jr. Park, 1100 Rombach Avenue, Wilmington, OH, 45177 / Near the flagpole in the memorial portion of the park
  • Jonah’s Run Baptist Church / Underwood Farms Historic District: 9614 OH 73, Wilmington, OH, 45177 / E of the Church parking lot
  • Clinton County Courthouse: 46 S. South Street, Wilmington, OH, 45177 / On the S side of the walkway leading to the South Street entrance

You can also find more details, including Longitude and Latitude coordinates on Remarkable Ohio’s website by clicking here!