Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Stone House Cove Station (historical) | Locale | 9 | Baltimore (city) | 39 13 55 N | 076 35 14 W |
| Stonehouse Cove | Bay | -6 | Baltimore (city) | 39 13 42 N | 076 34 46 W |
| Stony Run | Stream | | Baltimore (city) | 39 19 10 N | 076 37 39 W |
| Stony Run Friends Meeting House | Church | 114 | Baltimore (city) | 39 21 24 N | 076 37 31 W |
| Strawbridge United Methodist Church | Church | 42 | Baltimore (city) | 39 18 23 N | 076 37 48 W |
| Swann Park | Park | 4 | Baltimore (city) | 39 15 56 N | 076 37 08 W |
| Swartz Cemetery | Cemetery | 35 | Baltimore (city) | 39 16 47 N | 076 32 33 W |
| Sweet Hope Free Baptist Church | Church | 134 | Baltimore (city) | 39 20 23 N | 076 40 59 W |
| Sydenham Hospital | Hospital | 67 | Baltimore (city) | 39 20 20 N | 076 34 50 W |
| Taylors Chapel | Church | 85 | Baltimore (city) | 39 21 45 N | 076 34 37 W |
| Television Hill | Populated Place | 72 | Baltimore (city) | 39 19 56 N | 076 38 60 W |
| Temple of Wisdom Church | Church | 80 | Baltimore (city) | 39 20 11 N | 076 36 33 W |
| Ten Hills | Populated Place | 75 | Baltimore (city) | 39 17 03 N | 076 42 04 W |
| The Church of Jesus Christ of Latter Day Saints | Church | 61 | Baltimore (city) | 39 19 38 N | 076 34 52 W |
| The Maryland Church of God in Christ | Church | 134 | Baltimore (city) | 39 20 52 N | 076 40 37 W |
| The Maryland Church of God in Christ School | School | 133 | Baltimore (city) | 39 20 51 N | 076 40 33 W |
| The Rotunda Shopping Center | Locale | 93 | Baltimore (city) | 39 20 10 N | 076 37 49 W |
| The Terraces | Populated Place | 90 | Baltimore (city) | 39 22 05 N | 076 39 24 W |
| The Upton School- Home and Hospital Services | School | 52 | Baltimore (city) | 39 17 53 N | 076 38 07 W |
| Third Evangelical Lutheran Church | Church | 73 | Baltimore (city) | 39 19 32 N | 076 35 22 W |
| Third Evangelical United Brethren Church | Church | 39 | Baltimore (city) | 39 17 09 N | 076 38 44 W |
| Thomas Creek | Stream | | Baltimore (city) | 39 12 30 N | 076 33 02 W |
| Thomas G Hayes Elementary School | School | 11 | Baltimore (city) | 39 17 48 N | 076 35 58 W |
| Thomas Jefferson School | School | 116 | Baltimore (city) | 39 17 43 N | 076 41 53 W |
| Thoms Cove | Bay | -10 | Baltimore (city) | 39 12 44 N | 076 32 48 W |
| Tilghman School | School | 26 | Baltimore (city) | 39 17 53 N | 076 35 04 W |
| Timothy Baptist Church | Church | 31 | Baltimore (city) | 39 17 33 N | 076 38 16 W |
| Towanda Playground | Park | 115 | Baltimore (city) | 39 20 03 N | 076 40 00 W |
| Towanda Recreation Center | Park | 111 | Baltimore (city) | 39 20 01 N | 076 39 57 W |
| Tower Building | Building | 7 | Baltimore (city) | 39 17 23 N | 076 36 41 W |
| Traci Atkins Park | Park | | Baltimore (city) | 39 16 59 N | 076 38 25 W |
| Trinity African Methodist Episcopal Church | Church | 43 | Baltimore (city) | 39 18 24 N | 076 35 15 W |
| Trinity Assembly of God Church | Church | 51 | Baltimore (city) | 39 20 13 N | 076 34 28 W |
| Trinity Baptist Church | Church | 48 | Baltimore (city) | 39 18 16 N | 076 37 53 W |
| Trinity Church of the Brethren | Church | 117 | Baltimore (city) | 39 20 50 N | 076 38 08 W |
| Trinity Evangelical United Brethren Church | Church | 54 | Baltimore (city) | 39 18 58 N | 076 34 37 W |
| Trinity Lutheran Church | Church | 24 | Baltimore (city) | 39 17 52 N | 076 34 58 W |
| Trinity Presbyterian Church | Church | 88 | Baltimore (city) | 39 18 36 N | 076 40 17 W |
| Trinity United Church of Christ | Church | 72 | Baltimore (city) | 39 19 51 N | 076 38 10 W |
| Triumph Church of God | Church | 54 | Baltimore (city) | 39 18 02 N | 076 38 04 W |
| Truth Hall | Building | 74 | Baltimore (city) | 39 20 47 N | 076 35 06 W |
| Tysons Wharf | Locale | 3 | Baltimore (city) | 39 14 29 N | 076 34 02 W |
| Unilever Industrial Fire Department | Building | | Baltimore (city) | 39 27 18 N | 076 55 35 W |
| Union Baptist Church | Church | 45 | Baltimore (city) | 39 18 06 N | 076 37 40 W |
| Union Memorial Hospital | Hospital | 63 | Baltimore (city) | 39 19 44 N | 076 36 51 W |
| Union Memorial United Methodist Church | Church | 53 | Baltimore (city) | 39 17 47 N | 076 39 25 W |
| Union Square | Park | 30 | Baltimore (city) | 39 17 12 N | 076 38 29 W |
| Union Square United Methodist Church | Church | 24 | Baltimore (city) | 39 17 10 N | 076 38 24 W |
| Union Square-Hollins Market Historic District | Park | 25 | Baltimore (city) | 39 17 15 N | 076 38 19 W |
| Union Temple Baptist Church | Church | 60 | Baltimore (city) | 39 18 38 N | 076 38 11 W |
| United Baptist Church | Church | 19 | Baltimore (city) | 39 18 05 N | 076 35 42 W |
| United Bible Way Church | Church | 127 | Baltimore (city) | 39 20 09 N | 076 39 40 W |
| United Evangelical Church | Church | 19 | Baltimore (city) | 39 16 54 N | 076 34 16 W |
| United States Custom House | Building | 4 | Baltimore (city) | 39 17 17 N | 076 36 33 W |
| United States Public Health Services Hospital | Hospital | 62 | Baltimore (city) | 39 19 29 N | 076 37 26 W |
| Unity Christian Church | Church | 40 | Baltimore (city) | 39 17 42 N | 076 38 28 W |
| University Baptist Church | Church | 71 | Baltimore (city) | 39 19 50 N | 076 37 02 W |
| University Hospital | Hospital | 17 | Baltimore (city) | 39 17 17 N | 076 37 27 W |
| University of Baltimore | School | 20 | Baltimore (city) | 39 18 21 N | 076 37 00 W |
| University of Maryland School of Medicine | School | 20 | Baltimore (city) | 39 17 16 N | 076 37 23 W |
| University Square Park | Park | 22 | Baltimore (city) | 39 17 20 N | 076 37 23 W |
| Uplands Park | Park | 90 | Baltimore (city) | 39 17 18 N | 076 41 48 W |
| Upton Cultural Center | Building | 45 | Baltimore (city) | 39 18 06 N | 076 37 48 W |
| Upton Multi-Purpose Center | Building | 52 | Baltimore (city) | 39 18 19 N | 076 38 11 W |
| Venable High School | School | 68 | Baltimore (city) | 39 19 46 N | 076 36 21 W |
| Venable Park | Park | 68 | Baltimore (city) | 39 19 48 N | 076 35 60 W |
| Veterans Administration Hospital of Baltimore | Hospital | 67 | Baltimore (city) | 39 20 09 N | 076 35 44 W |
| Veterans Trade School | School | 50 | Baltimore (city) | 39 19 21 N | 076 36 06 W |
| Victory School | School | 6 | Baltimore (city) | 39 14 10 N | 076 34 58 W |
| Villa Saint Michael | Building | 125 | Baltimore (city) | 39 20 38 N | 076 42 31 W |
| Village of Cross Keys | Populated Place | 79 | Baltimore (city) | 39 21 26 N | 076 38 48 W |
| Village Square of Cross Keys Shopping Center | Locale | 59 | Baltimore (city) | 39 21 19 N | 076 38 46 W |
| Violetville | Populated Place | 57 | Baltimore (city) | 39 16 03 N | 076 40 28 W |
| Violetville Elementary School | School | 57 | Baltimore (city) | 39 16 03 N | 076 40 26 W |
| Violetville United Methodist Church | Church | 52 | Baltimore (city) | 39 15 57 N | 076 40 52 W |
| Wagners Point | Cape | 0 | Baltimore (city) | 39 13 55 N | 076 33 36 W |
| Wakefield | Populated Place | 115 | Baltimore (city) | 39 18 45 N | 076 41 53 W |
| Walbrook | Populated Place | 82 | Baltimore (city) | 39 18 32 N | 076 40 17 W |
| Walbrook Branch Enoch Pratt Free Library | Building | 79 | Baltimore (city) | 39 18 30 N | 076 40 20 W |
| Walbrook High School | School | 97 | Baltimore (city) | 39 18 37 N | 076 40 37 W |
| Walbrook Station Baltimore Post Office | Post Office | 85 | Baltimore (city) | 39 18 34 N | 076 40 18 W |
| Walker Avenue Community Church | Church | 122 | Baltimore (city) | 39 22 18 N | 076 36 22 W |
| Walnut Point | Cape | 5 | Baltimore (city) | 39 12 26 N | 076 34 39 W |
| Walter J DeWees Recreation Center | Park | 111 | Baltimore (city) | 39 21 23 N | 076 36 14 W |
| Walter P Carter Elementary School | School | 68 | Baltimore (city) | 39 20 35 N | 076 36 15 W |
| Walters Art Gallery | Building | 26 | Baltimore (city) | 39 17 45 N | 076 37 00 W |
| Waltherson | Building | 74 | Baltimore (city) | 39 20 47 N | 076 33 46 W |
| War Memorial Plaza | Park | 5 | Baltimore (city) | 39 17 27 N | 076 36 34 W |
| Wash Water Lake | Reservoir | 81 | Baltimore (city) | 39 19 12 N | 076 39 56 W |
| Washington Monument | Park | 25 | Baltimore (city) | 39 17 51 N | 076 36 56 W |
| Washington Village Branch Enoch Pratt Free Library | Building | 13 | Baltimore (city) | 39 16 59 N | 076 37 51 W |
| Waters Avenue African Methodist Episcopal Church | Church | 10 | Baltimore (city) | 39 17 43 N | 076 36 06 W |
| Waverly | Populated Place | 63 | Baltimore (city) | 39 19 42 N | 076 36 22 W |
| Waverly Branch Enoch Pratt Free Library | Building | 65 | Baltimore (city) | 39 19 43 N | 076 36 38 W |
| Waverly Presbyterian Church | Church | 72 | Baltimore (city) | 39 19 47 N | 076 36 29 W |
| Waverly School | School | 68 | Baltimore (city) | 39 19 49 N | 076 36 20 W |
| Waverly Station Baltimore Post Office | Post Office | 55 | Baltimore (city) | 39 19 24 N | 076 36 04 W |
| Waverly Tower Shopping Center | Locale | 56 | Baltimore (city) | 39 19 21 N | 076 36 32 W |
| Waverly United Methodist Church | Church | 65 | Baltimore (city) | 39 19 43 N | 076 36 24 W |
| Wayland Baptist Church | Church | 125 | Baltimore (city) | 39 19 28 N | 076 40 56 W |
| WBAL-TV (Baltimore) | Tower | 97 | Baltimore (city) | 39 20 05 N | 076 39 02 W |
| WBFF-TV (Baltimore) | Tower | 74 | Baltimore (city) | 39 20 10 N | 076 38 58 W |
| WBMD-AM (Baltimore) | Tower | 34 | Baltimore (city) | 39 19 26 N | 076 32 55 W |
| WEAA-FM (Baltimore) | Tower | 80 | Baltimore (city) | 39 20 31 N | 076 35 12 W |
| WEBB-AM (Baltimore) | Tower | 102 | Baltimore (city) | 39 19 39 N | 076 39 47 W |
| Weegworth Park | Park | 24 | Baltimore (city) | 39 15 17 N | 076 38 29 W |
| Weglein School | School | 5 | Baltimore (city) | 39 17 17 N | 076 35 60 W |
| Wesley Home | Building | 134 | Baltimore (city) | 39 21 29 N | 076 39 45 W |
| Wesleyan Methodist Church | Church | 19 | Baltimore (city) | 39 13 56 N | 076 35 43 W |
| West Arlington | Populated Place | 130 | Baltimore (city) | 39 20 12 N | 076 41 42 W |