This is a list of the Maryland state historical markers in Howard County.

This is intended to be a complete list of the official state historical markers placed in Howard County, Maryland by the Maryland Historical Trust (MHT). The locations of the historical markers, as well as the latitude and longitude coordinates as provided by the MHT's database, are included below. There are currently 19 historical markers located in Howard County.

Marker titleImageCityLocationTopicsAdam the FirstColumbia, MarylandMD 108, .25 miles west of Snowdon River PkwyAnnapolis and Elk Ridge RailroadAnnapolis Junction, MarylandDorsey Run Rd., N of Brock Bridge Rd.Bollman Iron Truss BridgeSavage, MarylandFoundry Street (west side), approximately 300 ft. north of Gorman RoadChrist Episcopal Church "Old Brick"Columbia, MarylandOakland Mills Road (southbound) at Dobbin RoadCooksvilleCooksville, MarylandMD 97 (northbound), north of MD 144, at north end of Park and Ride LotCooksville High SchoolCooksville, MarylandMD 97 (east side), 0.3 miles north of Carr's Mill/McKendree RoadsDr. Charles Alexander WarfieldCooksville, MarylandMD 97 at Carrs Mill RoadElk Ridge LandingElkridge, MarylandUS 1 (southbound), just south of bridge crossing Patapsco RiverElk Ridge LandingElkridge, MarylandOld Washington Rd., south side, 100 feet east of US 1 (Washington Blvd.)Ellicott's Upper MillsHollofield, MarylandOld Frederick Road (north) 200 ft. west of bridge over Patapsco RiverFriend's Meeting House and GraveyardEllicott City, MarylandOld Columbia Pike (east side), 1000 ft. south of Main StreetSpurrier's TavernWaterloo/Jessup, MarylandMD 175, eastbound, 125 feet west of US 1Spurrier's Tavern 'Waterloo'Waterloo/Jessup, MarylandUS 1 North of MD 175St. John's Episcopal ChurchEllicott City, MarylandMD 144 (Frederick Road) westbound, 0.1 mile west of St. John's LaneThe National RoadEllicott City, MarylandMD 144 (westbound), 200 ft. east of Ellicott Mills RoadTrinity on the Pike (Episcopal)Waterloo, MarylandUS 1 (Washington Boulevard) southbound, between MD 175 and MD 176Trinity White Oak Prayer of DedicationWaterloo, MarylandUS 1 (southbound), between MD 175 and MD 176WaverlyMariottsville, MarylandWarwick Way, north side, .1 mile east of Marriotsville Rd.WaverlyMariottsville, MarylandMarriottsville Road (northbound), 600 ft. north of Marriottsville Road exit

References