National Historic Marker Day Community Cleanup

Volunteers across the U.S. are set to scrub, straighten and document local historic markers on Friday, April 24, as National Historic Marker Weekend begins. (wgpfoundation.org) The William G. Pomeroy Foundation says the event starts on the last Friday of April and continues through the weekend, running this year from April 24 through April 26. The foundation created the observance in 2021. (wgpfoundation.org) The cleanup work is simple and local: volunteers find a marker, wash away dirt, clear brush, photograph the result and share it with organizers. The Pomeroy Foundation directs participants to its interactive marker map or to The Historical Marker Database, known as HMdb.org, to locate nearby sites. (wgpfoundation.org; hmdb.org) Historic markers are the cast-metal or stone signs posted at battlefields, courthouses, downtown blocks and roadside pull-offs. The National Park Service says the National Register of Historic Places is the federal government’s official list of places worthy of preservation, while marker programs and local databases help people find the stories on the ground. (nps.gov) The Historical Marker Database says it now documents more than 255,000 markers and memorials, giving volunteers a large inventory to check for fading text, overgrown grass and weather damage. That scale helps explain why organizers frame the day as maintenance, not just commemoration. (hmdb.org) National Day Calendar says National Historic Marker Day is observed on the last Friday in April, and lists Friday, April 24, 2026, as this year’s date. Its entry says the Pomeroy Foundation established the observance to encourage communities to preserve markers before neglect and weather erase local history. (nationaldaycalendar.com) Local outlets are using the date to point residents toward nearby projects. WMOK’s community events listing this week told readers that local volunteer activities are part of the April 24 observance and linked the effort to marker preservation. (920wmok.com) The event has also expanded in name and scope. The Pomeroy Foundation now brands the 2026 effort as “National Historic Marker Weekend,” reflecting a three-day window instead of a single cleanup day. (wgpfoundation.org) By Sunday, the markers will still be where they were before — on courthouse lawns, at crossroads and outside old schools — but many will be cleaner, easier to read and newly photographed for the next visitor. (wgpfoundation.org; hmdb.org)