Historic sites in Gaithersburg
8 historic sites in Gaithersburg. Listed A to Z from Montgomery County Planning and OpenStreetMap, checked Nov 13, 2026.
8 places
Acorn Childrens Library
Historic site
410 Center St, Washington Grove
Source: Montgomery County Planning, checked Nov 13, 2026
Carriage House
Historic site
321 Kent Square Road
Source: OpenStreetMap, checked Nov 13, 2026
Crown Farm Park
Historic site
Source: OpenStreetMap, checked Nov 13, 2026
Gaithersburg Latitude Observatory
Historic site
Source: OpenStreetMap, checked Nov 13, 2026
International Latitude Observatory
Historic site
100 Desellum Ave, Gaithersburg
- FreeV3 places.json tag (public park, library, trail, station plaza or outdoor artwork per its open-data record)
Source: Montgomery County Planning, checked Nov 13, 2026
Kentlands Mansion
Historic site
320 Kent Square Rd, Gaithersburg
Source: Montgomery County Planning, checked Nov 13, 2026
McCathran Hall
Historic site
300 Chestnut Rd, Washington Grove
Source: Montgomery County Planning, checked Nov 13, 2026
Montgomery County Public Safety Memorial
Historic site
Source: OpenStreetMap, checked Nov 13, 2026
Historic sites in nearby towns
More in Gaithersburg
Things to do come from © OpenStreetMap contributors (ODbL), Montgomery County Planning open data and Montgomery Parks. A tag such as Free or Kids is shown only when the source states it, with the reason next to it.
Hours are not listed: check with the place. Places are listed A to Z; nothing here is ranked, rated or paid for. No content from Google or Yelp.
Independent project. Not affiliated with Montgomery County Government. Sources · Report a problem