Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/St._Mary's_County,_Maryland> . }
- Maryland_Route_249 counties St._Mary's_County,_Maryland.
- Maryland_Route_4 counties St._Mary's_County,_Maryland.
- Maryland_Route_470 counties St._Mary's_County,_Maryland.
- Maryland_Route_471 counties St._Mary's_County,_Maryland.
- Maryland_Route_472 counties St._Mary's_County,_Maryland.
- Maryland_Route_489 counties St._Mary's_County,_Maryland.
- Maryland_Route_520 counties St._Mary's_County,_Maryland.
- Maryland_Route_6 counties St._Mary's_County,_Maryland.
- Maryland_Route_712 counties St._Mary's_County,_Maryland.
- Maryland_Route_944 counties St._Mary's_County,_Maryland.
- National_Register_of_Historic_Places_listings_in_St._Mary's_County,_Maryland county St._Mary's_County,_Maryland.
- Spring_Ridge_Middle_School county St._Mary's_County,_Maryland.
- Thomas_Greene_(governor) deathPlace St._Mary's_County,_Maryland.
- St._Marys_River_(Maryland) location St._Mary's_County,_Maryland.
- Potomac_River mouthLocation St._Mary's_County,_Maryland.
- Westmoreland_County,_Virginia northeast St._Mary's_County,_Maryland.
- St._Mary's_County_Regional_Airport ownerOper St._Mary's_County,_Maryland.
- Bennett_C._Riley placeOfBirth St._Mary's_County,_Maryland.
- Charles_Henry_Wharton placeOfBirth St._Mary's_County,_Maryland.
- Dashiell_Hammett placeOfBirth St._Mary's_County,_Maryland.
- James_H._Harris placeOfBirth St._Mary's_County,_Maryland.
- James_Thomas_(Governor_of_Maryland) placeOfBirth St._Mary's_County,_Maryland.
- John_L._Bohanan,_Jr. placeOfBirth St._Mary's_County,_Maryland.
- Margaret_Anne_Staggers placeOfBirth St._Mary's_County,_Maryland.
- Richard_Henry_Alvey placeOfBirth St._Mary's_County,_Maryland.
- William_C._Somerville placeOfBirth St._Mary's_County,_Maryland.
- William_H._Barnes placeOfBirth St._Mary's_County,_Maryland.
- Thomas_Greene_(governor) placeOfBurial St._Mary's_County,_Maryland.
- Thomas_Greene_(governor) placeOfDeath St._Mary's_County,_Maryland.
- Greenwell_State_Park region St._Mary's_County,_Maryland.
- Newtowne_Neck_State_Park region St._Mary's_County,_Maryland.
- Point_Lookout_State_Park region St._Mary's_County,_Maryland.
- St._Clement's_Island_State_Park region St._Mary's_County,_Maryland.
- St._Mary's_River_State_Park region St._Mary's_County,_Maryland.
- Calvert_County,_Maryland south St._Mary's_County,_Maryland.
- California,_Maryland subdivisionName St._Mary's_County,_Maryland.
- Discovery,_St._Mary's_County,_Maryland subdivisionName St._Mary's_County,_Maryland.
- Huntersville,_Maryland subdivisionName St._Mary's_County,_Maryland.
- Lexington_Park,_Maryland subdivisionName St._Mary's_County,_Maryland.
- Oraville,_Maryland subdivisionName St._Mary's_County,_Maryland.
- St._Inigoes,_Maryland subdivisionName St._Mary's_County,_Maryland.
- St._Mary's_County,_Maryland primaryTopic St._Mary's_County,_Maryland.