Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Westcliffe Manor | Populated Place | 176 | Howard | 39 20 20 N | 076 59 24 W |
| Westelee | Populated Place | 2 | Anne Arundel | 38 50 21 N | 076 31 44 W |
| Westerlee | Populated Place | 138 | Baltimore | 39 17 31 N | 076 45 51 W |
| Westerly (subdivision) | Populated Place | 119 | Montgomery | 39 08 15 N | 077 24 49 W |
| Western Branch Patuxent River | Stream | | Prince George's | 38 47 04 N | 076 42 44 W |
| Western Branch Saint Marys River | Stream | | St. Mary's | 38 14 52 N | 076 30 28 W |
| Western Branch Stream Valley Park | Park | 11 | Prince George's | 38 50 23 N | 076 46 11 W |
| Western Cemetery | Cemetery | 51 | Baltimore (city) | 39 17 30 N | 076 39 57 W |
| Western Chapel | Church | 267 | Carroll | 39 32 17 N | 077 02 17 W |
| Western Chapel Cemetery | Cemetery | 268 | Carroll | 39 32 17 N | 077 02 18 W |
| Western Church | Church | 40 | Calvert | 38 28 51 N | 076 37 19 W |
| Western District Police Station | Building | 58 | Baltimore (city) | 39 18 02 N | 076 38 42 W |
| Western Heights Middle School | School | 194 | Washington | 39 39 36 N | 077 43 44 W |
| Western High School | School | 61 | Baltimore (city) | 39 20 48 N | 076 38 34 W |
| Western Islands | Island | -3 | Somerset | 38 04 22 N | 076 01 24 W |
| Western Junior High School | School | 79 | Montgomery | 38 57 37 N | 077 06 34 W |
| Western Maryland College Historic District | Park | 259 | Carroll | 39 35 01 N | 077 00 06 W |
| Western Maryland Hospital Center | Hospital | 179 | Washington | 39 39 56 N | 077 43 03 W |
| Western Maryland Railroad Museum | Building | 128 | Carroll | 39 34 14 N | 077 10 39 W |
| Western Regional Park | Park | 61 | Charles | 38 37 55 N | 076 52 01 W |
| Western Run | Populated Place | 97 | Baltimore | 39 30 54 N | 076 40 46 W |
| Western Run | Stream | | Baltimore | 39 29 29 N | 076 38 20 W |
| Western Run | Stream | | Baltimore (city) | 39 22 01 N | 076 38 54 W |
| Western Run Park | Park | 102 | Baltimore (city) | 39 21 42 N | 076 40 44 W |
| Western School of Technology | School | 105 | Baltimore | 39 16 10 N | 076 42 47 W |
| Western Shore Estates | Populated Place | 19 | Calvert | 38 29 10 N | 076 29 50 W |
| Western Shores | Populated Place | 35 | Calvert | 38 29 29 N | 076 30 41 W |
| Western Star Cemetery | Cemetery | 152 | Baltimore | 39 17 17 N | 076 43 19 W |
| Westernport | Populated Place | 279 | Allegany | 39 29 07 N | 079 02 41 W |
| Westernport Elementary School | School | 360 | Allegany | 39 29 05 N | 079 02 13 W |
| Westernport Police Department | Building | | Allegany | 39 48 51 N | 079 04 53 W |
| Westernport Post Office | Post Office | 279 | Allegany | 39 29 06 N | 079 02 41 W |
| Westfield | Locale | 44 | St. Mary's | 38 24 23 N | 076 40 36 W |
| Westfield Station | Populated Place | 26 | Calvert | 38 33 52 N | 076 37 35 W |
| Westgate | Populated Place | 85 | Montgomery | 38 57 18 N | 077 06 07 W |
| Westgate | Populated Place | 48 | Prince George's | 38 57 25 N | 076 51 27 W |
| Westinghouse Bay | Bay | -7 | Anne Arundel | 39 00 35 N | 076 24 27 W |
| Westinghouse Industrial Park | Locale | | Anne Arundel | 39 11 00 N | 076 41 15 W |
| Westlake | Populated Place | 6 | Wicomico | 38 23 15 N | 075 35 56 W |
| Westlake High School | School | 64 | Charles | 38 37 25 N | 076 58 01 W |
| Westlake Village | Populated Place | 62 | Charles | 38 37 20 N | 076 56 09 W |
| Westland Middle School | School | 57 | Montgomery | 38 57 30 N | 077 06 35 W |
| Westmar High School | School | 447 | Allegany | 39 33 38 N | 078 59 17 W |
| Westminister | Populated Place | 122 | Cecil | 39 38 50 N | 075 58 07 W |
| Westminster | Populated Place | 233 | Carroll | 39 34 31 N | 076 59 45 W |
| Westminster Air Business Center | Locale | 246 | Carroll | 39 36 26 N | 076 59 58 W |
| Westminster Baptist Church | Church | 278 | Carroll | 39 32 38 N | 076 59 09 W |
| Westminster Cemetery | Cemetery | 24 | Baltimore (city) | 39 17 24 N | 076 37 24 W |
| Westminster Cemetery | Cemetery | 247 | Carroll | 39 34 09 N | 076 59 13 W |
| Westminster Cemetery | Cemetery | 21 | Kent | 39 21 29 N | 075 52 43 W |
| Westminster Church | Church | 21 | Kent | 39 21 30 N | 075 52 44 W |
| Westminster Church of the Brethren | Church | 235 | Carroll | 39 34 30 N | 076 59 57 W |
| Westminster Community Park | Park | 227 | Carroll | 39 35 28 N | 076 59 44 W |
| Westminster Community Pond | Reservoir | 228 | Carroll | 39 35 32 N | 076 59 42 W |
| Westminster East Middle School | School | 246 | Carroll | 39 34 31 N | 076 59 25 W |
| Westminster Elementary School | School | 226 | Carroll | 39 34 46 N | 077 01 34 W |
| Westminster Fire Engine and Hose Company 1 | Building | | Carroll | 39 58 09 N | 077 39 59 W |
| Westminster High School | School | 280 | Carroll | 39 32 29 N | 076 59 33 W |
| Westminster Historic District | Park | 232 | Carroll | 39 34 31 N | 076 59 46 W |
| Westminster Nursing and Convalescent Center | Hospital | 273 | Carroll | 39 32 25 N | 076 59 43 W |
| Westminster Police Department | Building | | Carroll | 39 57 58 N | 077 39 30 W |
| Westminster Post Office | Post Office | 240 | Carroll | 39 34 23 N | 076 59 37 W |
| Westminster Presbyterian Church | Church | 24 | Baltimore (city) | 39 17 24 N | 076 37 24 W |
| Westminster Residence Hall | Building | 587 | Allegany | 39 39 07 N | 078 56 14 W |
| Westminster Seventh Day Adventist Church | Church | 280 | Carroll | 39 32 37 N | 076 59 11 W |
| Westminster Sewage Plant | Locale | 204 | Carroll | 39 33 44 N | 077 00 03 W |
| Westminster Shopping Center | Locale | 230 | Carroll | 39 34 53 N | 076 59 23 W |
| Westminster Union Church (historical) | Church | 248 | Carroll | 39 34 08 N | 076 59 07 W |
| Westminster United Methodist Church | Church | 245 | Carroll | 39 34 17 N | 076 59 29 W |
| Westminster West Middle School | School | 241 | Carroll | 39 34 58 N | 076 59 39 W |
| Westmore | Populated Place | 140 | Montgomery | 39 05 47 N | 077 09 12 W |
| Westmoreland Circle | Locale | 87 | Montgomery | 38 56 55 N | 077 06 03 W |
| Westmoreland Hills | Populated Place | 60 | Montgomery | 38 56 56 N | 077 06 20 W |
| Westmoreland Park | Populated Place | 4 | Wicomico | 38 21 13 N | 075 50 19 W |
| Weston | Locale | 0 | St. Mary's | 38 10 18 N | 076 31 11 W |
| Westover | Populated Place | 4 | Somerset | 38 07 26 N | 075 42 23 W |
| Westover (subdivision) | Populated Place | 8 | Cecil | 39 36 00 N | 075 56 13 W |
| Westover Elementary School | School | 108 | Montgomery | 39 04 28 N | 077 01 05 W |
| Westover Elementary School | School | 4 | Somerset | 38 07 31 N | 075 42 32 W |
| Westover Hills | Populated Place | 9 | Wicomico | 38 22 47 N | 075 36 43 W |
| Westover Post Office | Post Office | 3 | Somerset | 38 07 07 N | 075 42 32 W |
| Westowne | Populated Place | 143 | Baltimore | 39 17 15 N | 076 43 06 W |
| Westowne School | School | 153 | Baltimore | 39 17 10 N | 076 43 34 W |
| Westphalia | Populated Place | 48 | Prince George's | 38 50 43 N | 076 48 40 W |
| Westphalia Cemetery | Cemetery | 79 | Prince George's | 38 48 22 N | 076 51 05 W |
| Westphalia Estates | Populated Place | 67 | Prince George's | 38 50 40 N | 076 50 15 W |
| Westphalia Neighborhood Park | Park | 89 | Prince George's | 38 50 38 N | 076 51 12 W |
| Westphalia School (historical) | School | 49 | Prince George's | 38 50 47 N | 076 48 48 W |
| Westpointe Plaza Shopping Center | Locale | 117 | Frederick | 39 25 15 N | 077 27 51 W |
| Westport | Populated Place | 19 | Baltimore (city) | 39 15 43 N | 076 38 08 W |
| Westport Elementary School | School | 29 | Baltimore (city) | 39 15 43 N | 076 38 16 W |
| Westridge Square Shopping Center | Locale | 106 | Frederick | 39 25 07 N | 077 26 44 W |
| Westside Elementary School | School | 73 | Baltimore (city) | 39 18 49 N | 076 38 35 W |
| Westside Memorial Park | Park | 269 | Carroll | 39 39 42 N | 076 53 29 W |
| Westside School | School | 6 | Wicomico | 38 21 37 N | 075 44 19 W |
| Westside School | School | 11 | Wicomico | 38 24 52 N | 075 41 51 W |
| Westside Shopping Center | Locale | 25 | Baltimore (city) | 39 16 57 N | 076 39 21 W |
| Westside Skill Center | School | 110 | Baltimore (city) | 39 17 33 N | 076 41 31 W |
| Westview | Populated Place | 12 | Wicomico | 38 23 52 N | 075 36 41 W |
| Westview Corporate Campus | Locale | 89 | Frederick | 39 22 44 N | 077 24 52 W |
| Westview Fire Department Station 13 | Building | | Baltimore | 39 18 01 N | 076 44 22 W |
| Westview Park | Populated Place | 134 | Baltimore | 39 17 48 N | 076 44 20 W |
| Westview Recreation Area | Park | 136 | Baltimore | 39 17 30 N | 076 44 49 W |
| Westview Shopping Center | Locale | 151 | Baltimore | 39 17 20 N | 076 44 05 W |
| Westward Creek | Stream | | Dorchester | 38 14 09 N | 076 07 40 W |
| Westward Point | Cape | 1 | Somerset | 37 55 23 N | 075 51 21 W |
| Westwind | Populated Place | 144 | Baltimore | 39 26 08 N | 076 39 29 W |
| Westwinds (subdivision) | Populated Place | 15 | Anne Arundel | 38 58 09 N | 076 30 37 W |
| Westwood | Populated Place | 154 | Frederick | 39 26 03 N | 077 19 34 W |
| Westwood | Populated Place | 86 | Montgomery | 38 57 58 N | 077 06 31 W |