Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| County Home Farm Pond | Reservoir | 233 | Carroll | 39 33 24 N | 076 59 47 W |
| County Home Farm Pond Dam | Dam | 233 | Carroll | 39 33 24 N | 076 59 47 W |
| Robert Moton School | School | 230 | Carroll | 39 34 00 N | 076 59 47 W |
| Piney Branch | Stream | | Carroll | 39 21 24 N | 076 59 47 W |
| Windham Manor | Populated Place | 120 | Montgomery | 39 03 42 N | 076 59 47 W |
| Oxon Hill Middle School | School | 39 | Prince George's | 38 47 00 N | 076 59 47 W |
| Franklin Square Park | Park | 12 | Prince George's | 38 44 04 N | 076 59 47 W |
| First Church of the Nazarene | Church | 236 | Carroll | 39 34 16 N | 076 59 46 W |
| Saint Johns Cemetery | Cemetery | 232 | Carroll | 39 34 25 N | 076 59 46 W |
| Westminster Historic District | Park | 232 | Carroll | 39 34 31 N | 076 59 46 W |
| Bar-Klee Estates | Populated Place | 238 | Carroll | 39 27 08 N | 076 59 46 W |
| Potomac Business Park | Locale | 55 | Prince George's | 38 48 02 N | 076 59 46 W |
| District 5 (Piscataway) Election District | Civil | 60 | Prince George's | 38 42 22 N | 076 59 46 W |
| Saint Johns Roman Catholic Church | Church | 232 | Carroll | 39 34 27 N | 076 59 45 W |
| Saint Johns School | School | 232 | Carroll | 39 34 28 N | 076 59 45 W |
| Westminster | Populated Place | 233 | Carroll | 39 34 31 N | 076 59 45 W |
| Glenelg United Methodist Church | Church | 188 | Howard | 39 16 32 N | 076 59 45 W |
| New Hampshire Center Shopping Center | Locale | 64 | Prince George's | 38 58 28 N | 076 59 45 W |
| Carroll County Farm Museum | Building | 231 | Carroll | 39 33 27 N | 076 59 44 W |
| Carroll County Home (historical) | Locale | 231 | Carroll | 39 33 27 N | 076 59 44 W |
| Westminster Community Park | Park | 227 | Carroll | 39 35 28 N | 076 59 44 W |
| Candlewick | Populated Place | 180 | Carroll | 39 23 52 N | 076 59 44 W |
| Carmae Acres | Populated Place | 189 | Carroll | 39 22 46 N | 076 59 44 W |
| Cloverly Village Shopping Center | Locale | 162 | Montgomery | 39 06 35 N | 076 59 44 W |
| Carole Acres | Populated Place | 113 | Montgomery | 39 04 11 N | 076 59 44 W |
| Hollywood Park | Populated Place | 103 | Montgomery | 39 03 58 N | 076 59 44 W |
| Saint John the Baptist Church | Church | 120 | Montgomery | 39 03 30 N | 076 59 44 W |
| Montgomery Knolls | Populated Place | 89 | Montgomery | 39 00 35 N | 076 59 44 W |
| Faith Lutheran Church | Church | 58 | Prince George's | 38 48 40 N | 076 59 44 W |
| Forest Heights Baptist Church | Church | 55 | Prince George's | 38 48 10 N | 076 59 44 W |
| Middle Brooke (subdivision) | Populated Place | 239 | Carroll | 39 33 47 N | 076 59 43 W |
| Westminster Nursing and Convalescent Center | Hospital | 273 | Carroll | 39 32 25 N | 076 59 43 W |
| Gaither Heights | Populated Place | 171 | Carroll | 39 22 00 N | 076 59 43 W |
| Faith Assembly of God Church | Church | 159 | Montgomery | 39 06 45 N | 076 59 43 W |
| White Oak Middle School | School | 120 | Montgomery | 39 03 23 N | 076 59 43 W |
| Flintstone Elementary School | School | 59 | Prince George's | 38 48 25 N | 076 59 43 W |
| Carroll County Public Library | Building | 236 | Carroll | 39 34 26 N | 076 59 42 W |
| Westminster Community Pond | Reservoir | 228 | Carroll | 39 35 32 N | 076 59 42 W |
| Haviland Hills | Populated Place | 160 | Howard | 39 11 46 N | 076 59 42 W |
| Ednor | Populated Place | 168 | Montgomery | 39 08 09 N | 076 59 42 W |
| Smithville Elementary School (historical) | School | 125 | Montgomery | 39 04 31 N | 076 59 42 W |
| Hampshire Knolls | Populated Place | 40 | Prince George's | 38 58 05 N | 076 59 42 W |
| Washington Court | Populated Place | 274 | Carroll | 39 32 40 N | 076 59 41 W |
| Fieldcrest | Populated Place | 226 | Carroll | 39 29 20 N | 076 59 41 W |
| Ken-Mar Manor | Populated Place | 190 | Carroll | 39 23 46 N | 076 59 41 W |
| Dorsey Cemetery | Cemetery | 129 | Howard | 39 10 54 N | 076 59 41 W |
| Springbrook | Populated Place | 120 | Montgomery | 39 03 13 N | 076 59 41 W |
| Silver Spring United Presbyterian Church | Church | 86 | Montgomery | 39 00 15 N | 076 59 41 W |
| Riggs Plaza Shopping Center | Locale | 52 | Prince George's | 38 57 40 N | 076 59 41 W |
| Livingston Square Shopping Center | Locale | 13 | Prince George's | 38 45 28 N | 076 59 41 W |
| Mount Carmel Woods | Populated Place | 47 | Charles | 38 33 51 N | 076 59 41 W |
| Chapel Point Woods | Populated Place | 47 | Charles | 38 28 05 N | 076 59 40 W |
| Carroll County School for Retarded Children | School | 231 | Carroll | 39 34 30 N | 076 59 39 W |
| Westminster West Middle School | School | 241 | Carroll | 39 34 58 N | 076 59 39 W |
| School Number 10 (historical) | School | 184 | Howard | 39 20 37 N | 076 59 39 W |
| Cloverly Elementary School | School | 163 | Montgomery | 39 06 27 N | 076 59 39 W |
| Cannon Road Elementary School | School | 111 | Montgomery | 39 04 07 N | 076 59 39 W |
| Burnt Mills Hills | Populated Place | 95 | Montgomery | 39 01 58 N | 076 59 39 W |
| Shaare Tefila Congregation | Church | 111 | Montgomery | 39 02 17 N | 076 59 39 W |
| Clifton Park Baptist Church | Church | 78 | Montgomery | 39 00 01 N | 076 59 39 W |
| Takoma Academy | School | 70 | Montgomery | 38 59 30 N | 076 59 39 W |
| Murray Hill | Populated Place | 43 | Prince George's | 38 46 45 N | 076 59 39 W |
| Piscataway Estates | Populated Place | 53 | Prince George's | 38 42 22 N | 076 59 39 W |
| Tantallon Park | Park | 17 | Prince George's | 38 43 19 N | 076 59 39 W |
| La Plata Park | Park | 56 | Charles | 38 32 18 N | 076 59 39 W |
| Saint Johns High School | School | 245 | Carroll | 39 35 05 N | 076 59 38 W |
| Paint Branch Farms | Populated Place | 139 | Montgomery | 39 04 50 N | 076 59 38 W |
| Potomac Shopping Center | Locale | 12 | Prince George's | 38 44 12 N | 076 59 38 W |
| Westminster Post Office | Post Office | 240 | Carroll | 39 34 23 N | 076 59 37 W |
| Kingdom Hall of Jehovahs Witnesses | Church | 166 | Montgomery | 39 08 00 N | 076 59 37 W |
| Montgomery Knolls Elementary School | School | 80 | Montgomery | 39 00 21 N | 076 59 37 W |
| Oxon Hill High School | School | 56 | Prince George's | 38 47 52 N | 076 59 37 W |
| Fort Washington Shopping Center | Locale | 40 | Prince George's | 38 44 39 N | 076 59 37 W |
| Warburton Manor | Populated Place | 43 | Prince George's | 38 43 01 N | 076 59 37 W |
| White Hall Forest | Populated Place | 34 | Prince George's | 38 40 45 N | 076 59 37 W |
| Quailwood (subdivision) | Populated Place | 43 | Charles | 38 32 00 N | 076 59 37 W |
| William Winchester Elementary School | School | 227 | Carroll | 39 34 52 N | 076 59 36 W |
| Dayton School (historical) | School | 169 | Howard | 39 13 56 N | 076 59 36 W |
| Accokeek Acres | Populated Place | 62 | Prince George's | 38 40 07 N | 076 59 36 W |
| WSMD-AM (La Plata) | Tower | 54 | Charles | 38 32 36 N | 076 59 36 W |
| Landon C Burns Park | Park | 239 | Carroll | 39 33 21 N | 076 59 35 W |
| Robert Morton Elementary School | School | 273 | Carroll | 39 32 07 N | 076 59 35 W |
| Gaither | Populated Place | 131 | Carroll | 39 21 41 N | 076 59 35 W |
| Ednor Acres | Populated Place | 170 | Montgomery | 39 08 23 N | 076 59 35 W |
| Saint Stephen Lutheran Church | Church | 121 | Montgomery | 39 02 48 N | 076 59 35 W |
| White Oak | Populated Place | 113 | Montgomery | 39 02 23 N | 076 59 35 W |
| Preference Estates | Populated Place | 42 | Charles | 38 29 10 N | 076 59 35 W |
| Prince Frederick Volunteer Rescue Squad Company 4 | Building | | Calvert | 38 55 29 N | 076 59 34 W |
| Twin Farms | Locale | 258 | Carroll | 39 43 01 N | 076 59 34 W |
| Gaither United Methodist Church | Church | 137 | Carroll | 39 21 44 N | 076 59 34 W |
| Brown Chapel | Church | 186 | Howard | 39 14 28 N | 076 59 34 W |
| Browns Corner | Populated Place | 68 | Montgomery | 38 59 38 N | 076 59 34 W |
| Hanson Junior High School | School | 55 | Prince George's | 38 48 08 N | 076 59 34 W |
| John Hanson Montessori Elementary School | School | 55 | Prince George's | 38 48 11 N | 076 59 34 W |
| Panorama Elementary School | School | 55 | Prince George's | 38 48 11 N | 076 59 34 W |
| Saint Columba School | School | 49 | Prince George's | 38 46 58 N | 076 59 34 W |
| Southminster United Presbyterian Church | Church | 49 | Prince George's | 38 46 58 N | 076 59 34 W |
| Carey Branch | Stream | | Prince George's | 38 46 21 N | 076 59 34 W |
| Tantallon South | Populated Place | 23 | Prince George's | 38 43 13 N | 076 59 34 W |
| Rolling Hills | Populated Place | 46 | Charles | 38 28 47 N | 076 59 34 W |
| Davis Library | Building | 243 | Carroll | 39 34 20 N | 076 59 33 W |
| Fenby | Populated Place | 272 | Carroll | 39 31 38 N | 076 59 33 W |
| Westminster High School | School | 280 | Carroll | 39 32 29 N | 076 59 33 W |
| Nicodemus Heights | Populated Place | 224 | Carroll | 39 29 10 N | 076 59 33 W |
| Sunset Hill | Populated Place | 227 | Carroll | 39 27 05 N | 076 59 33 W |
| Glenelg | Populated Place | 194 | Howard | 39 15 51 N | 076 59 33 W |
| Carroll County Vocational-Technical Center | School | 271 | Carroll | 39 32 20 N | 076 59 32 W |
| Carroll Couny Education Center | School | 239 | Carroll | 39 33 37 N | 076 59 32 W |
| East End Primary School (historical) | School | 247 | Carroll | 39 34 12 N | 076 59 32 W |
| Gaither Post Office | Post Office | 136 | Carroll | 39 21 44 N | 076 59 32 W |