Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| West Baltimore | Populated Place | 26 | Baltimore (city) | 39 15 21 N | 076 39 32 W |
| West Baltimore Baptist Church | Church | 46 | Baltimore (city) | 39 17 13 N | 076 38 48 W |
| West Baltimore Middle School | School | 110 | Baltimore (city) | 39 17 05 N | 076 42 19 W |
| West Baltimore United Methodist Church | Church | 127 | Baltimore (city) | 39 17 22 N | 076 42 36 W |
| West End Shopping Center | Locale | 23 | Baltimore (city) | 39 17 02 N | 076 39 15 W |
| West Forest Park | Populated Place | 117 | Baltimore (city) | 39 19 30 N | 076 41 33 W |
| Western Cemetery | Cemetery | 51 | Baltimore (city) | 39 17 30 N | 076 39 57 W |
| Western District Police Station | Building | 58 | Baltimore (city) | 39 18 02 N | 076 38 42 W |
| Western High School | School | 61 | Baltimore (city) | 39 20 48 N | 076 38 34 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 |
| Westminster Cemetery | Cemetery | 24 | Baltimore (city) | 39 17 24 N | 076 37 24 W |
| Westminster Presbyterian Church | Church | 24 | Baltimore (city) | 39 17 24 N | 076 37 24 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 |
| Westside Elementary School | School | 73 | Baltimore (city) | 39 18 49 N | 076 38 35 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 |
| Wetheredsville | Populated Place | 76 | Baltimore (city) | 39 18 55 N | 076 42 12 W |
| Whetstone Point | Cape | 1 | Baltimore (city) | 39 15 42 N | 076 35 17 W |
| Whitestone Baptist Church | Church | 73 | Baltimore (city) | 39 18 20 N | 076 40 04 W |
| Wildwood Parkway United Methodist Church | Church | 103 | Baltimore (city) | 39 17 44 N | 076 41 04 W |
| Wilhelm Park | Populated Place | 23 | Baltimore (city) | 39 16 29 N | 076 39 50 W |
| Wilkins Avenue Recreation Center | Park | 31 | Baltimore (city) | 39 16 48 N | 076 39 23 W |
| Wilkins Industrial Park | Locale | 12 | Baltimore (city) | 39 16 32 N | 076 39 37 W |
| Wilkins Shopping Center | Locale | 36 | Baltimore (city) | 39 16 22 N | 076 40 34 W |
| William A Alexander Public School (historical) | School | 56 | Baltimore (city) | 39 18 13 N | 076 38 24 W |
| William H Lemmel Middle School | School | 84 | Baltimore (city) | 39 19 05 N | 076 39 51 W |
| William H Welch Medical Library | Building | 37 | Baltimore (city) | 39 17 55 N | 076 35 25 W |
| William Pinderhughes Elementary School | School | 55 | Baltimore (city) | 39 18 10 N | 076 38 19 W |
| William S Baer School | School | 86 | Baltimore (city) | 39 18 38 N | 076 39 24 W |
| Willobrook Shopping Center | Locale | 97 | Baltimore (city) | 39 18 38 N | 076 40 32 W |
| Wilmington Park Christian Church | Church | 38 | Baltimore (city) | 39 16 19 N | 076 39 50 W |
| Wilton Heights Methodist Protestant Church | Church | 134 | Baltimore (city) | 39 20 53 N | 076 40 52 W |
| Winans Cove | Bay | 13 | Baltimore (city) | 39 15 39 N | 076 36 06 W |
| Windsor Hills | Populated Place | 93 | Baltimore (city) | 39 18 50 N | 076 40 52 W |
| Windsor Hills Elementary School | School | 111 | Baltimore (city) | 39 18 58 N | 076 40 59 W |
| Winston Middle School | School | 99 | Baltimore (city) | 39 20 55 N | 076 36 02 W |
| WITH-AM (Baltimore) | Tower | 42 | Baltimore (city) | 39 18 58 N | 076 36 02 W |
| WIYY-FM (Baltimore) | Tower | 97 | Baltimore (city) | 39 20 05 N | 076 39 02 W |
| WJHU-FM (Baltimore) | Tower | 125 | Baltimore (city) | 39 19 53 N | 076 39 27 W |
| WJZT-TV (Baltimore) | Tower | 97 | Baltimore (city) | 39 20 05 N | 076 39 02 W |
| WMAR-TV (Baltimore) | Tower | 97 | Baltimore (city) | 39 20 05 N | 076 39 02 W |
| Womans Hospital | Hospital | 40 | Baltimore (city) | 39 18 27 N | 076 37 27 W |
| Woodberry | Populated Place | 66 | Baltimore (city) | 39 19 54 N | 076 38 58 W |
| Woodberry Church of the Brethren | Church | 67 | Baltimore (city) | 39 19 48 N | 076 38 15 W |
| Woodberry United Methodist Church | Church | 63 | Baltimore (city) | 39 19 59 N | 076 38 43 W |
| Woodbourne Center For Special Education | School | | Baltimore (city) | 39 21 12 N | 076 35 39 W |
| Woodbourne Day School | School | 19 | Baltimore (city) | 39 19 17 N | 076 32 35 W |
| Woodhome Elementary School | School | 106 | Baltimore (city) | 39 22 00 N | 076 32 27 W |
| Woodhome Heights | Populated Place | 97 | Baltimore (city) | 39 22 11 N | 076 32 44 W |
| Woodrow Wilson Junior High School (historical) | School | 48 | Baltimore (city) | 39 17 14 N | 076 38 48 W |
| Woodson School | School | 20 | Baltimore (city) | 39 15 06 N | 076 37 21 W |
| Woolford Infirmary | Hospital | 74 | Baltimore (city) | 39 20 41 N | 076 35 01 W |
| World Trade Center | Building | 0 | Baltimore (city) | 39 17 08 N | 076 36 34 W |
| WQSR-FM (Catonsville) | Tower | 34 | Baltimore (city) | 39 19 26 N | 076 32 55 W |
| WWIN-AM (Baltimore) | Tower | 56 | Baltimore (city) | 39 19 21 N | 076 36 32 W |
| WWIN-FM (Glen Burnie) | Tower | 8 | Baltimore (city) | 39 12 16 N | 076 34 06 W |
| WWMX-FM (Baltimore) | Tower | 74 | Baltimore (city) | 39 20 10 N | 076 38 58 W |
| Wyman Park | Park | 44 | Baltimore (city) | 39 19 46 N | 076 37 31 W |
| WYST-AM (Baltimore) | Tower | 7 | Baltimore (city) | 39 16 38 N | 076 37 58 W |
| WYST-FM (Baltimore) | Tower | 127 | Baltimore (city) | 39 20 20 N | 076 40 01 W |
| Yale Heights Baptist Chapel | Church | 64 | Baltimore (city) | 39 16 21 N | 076 41 34 W |
| Yorkwood Elementary School | School | 94 | Baltimore (city) | 39 21 48 N | 076 34 53 W |
| Zera Israel Synagogue | Church | 140 | Baltimore (city) | 39 21 58 N | 076 42 25 W |
| Zion Baptist Church | Church | 41 | Baltimore (city) | 39 18 34 N | 076 35 55 W |
| Zion Church of Christ | Church | 53 | Baltimore (city) | 39 20 14 N | 076 34 27 W |
| Zion Evangelical Lutheran Church | Church | 79 | Baltimore (city) | 39 20 40 N | 076 34 27 W |
| Zion Lutheran Church | Church | 4 | Baltimore (city) | 39 17 29 N | 076 36 35 W |
| Zion Tabernacle | Church | 121 | Baltimore (city) | 39 19 42 N | 076 41 14 W |
| Abington Cove | Bay | -3 | Calvert | 38 36 11 N | 076 40 11 W |
| Abington Shores | Populated Place | 7 | Calvert | 38 35 07 N | 076 40 04 W |
| Academy Hill | Populated Place | 42 | Calvert | 38 39 35 N | 076 39 42 W |
| Adelina | Populated Place | 37 | Calvert | 38 28 50 N | 076 37 17 W |
| All Saints Cemetery | Cemetery | 50 | Calvert | 38 39 43 N | 076 36 23 W |
| All Saints Church | Church | 51 | Calvert | 38 39 43 N | 076 36 25 W |
| Amber Woode | Populated Place | 38 | Calvert | 38 42 38 N | 076 35 23 W |
| American Chestnut Land Trust | Park | 25 | Calvert | 38 31 00 N | 076 31 24 W |
| Anchorage Park Mobile Home Park | Populated Place | 2 | Calvert | 38 30 31 N | 076 39 44 W |
| Angelica | Populated Place | 31 | Calvert | 38 35 07 N | 076 31 29 W |
| Annie Hall | Populated Place | 6 | Calvert | 38 40 32 N | 076 34 15 W |
| Another Place | Populated Place | 34 | Calvert | 38 26 30 N | 076 31 24 W |
| Apostolic Faith Church of Jesus | Church | 44 | Calvert | 38 42 14 N | 076 37 13 W |
| Appeal | Populated Place | 27 | Calvert | 38 22 03 N | 076 26 54 W |
| Appeal School | School | 29 | Calvert | 38 22 32 N | 076 26 13 W |
| Apple Greene | Populated Place | 36 | Calvert | 38 42 58 N | 076 39 14 W |
| April Estates | Populated Place | 35 | Calvert | 38 39 39 N | 076 37 11 W |
| Arbor Greene | Populated Place | 49 | Calvert | 38 41 28 N | 076 37 52 W |
| Arthur Storer Planetarium | Park | 45 | Calvert | 38 33 10 N | 076 34 59 W |
| Asberry Cemetery | Cemetery | 50 | Calvert | 38 31 06 N | 076 37 08 W |
| Asberry Church | Church | 50 | Calvert | 38 31 06 N | 076 37 08 W |
| Ashwood Manor | Populated Place | 39 | Calvert | 38 44 25 N | 076 40 04 W |
| Autumn Estates | Populated Place | 36 | Calvert | 38 42 10 N | 076 33 45 W |
| Avondale Center Shopping Center | Locale | 2 | Calvert | 38 19 35 N | 076 27 43 W |
| Back Creek | Bay | 5 | Calvert | 38 20 00 N | 076 27 36 W |
| Baden Estates | Populated Place | 36 | Calvert | 38 35 28 N | 076 31 49 W |
| Barefoot Park | Populated Place | 42 | Calvert | 38 41 23 N | 076 34 43 W |
| Barrett Island | Island | 0 | Calvert | 38 21 37 N | 076 28 49 W |
| Barstow | Populated Place | 47 | Calvert | 38 31 31 N | 076 36 58 W |
| Barstow Post Office | Post Office | 49 | Calvert | 38 31 40 N | 076 36 52 W |
| Battle (historical) | Populated Place | 27 | Calvert | 38 27 07 N | 076 35 19 W |
| Battle Creek | Stream | | Calvert | 38 26 28 N | 076 36 21 W |
| Battle Creek Cypress Swamp County Sanctuary | Park | 8 | Calvert | 38 30 09 N | 076 35 31 W |
| Battle Creek Cypress Swamp Nature Center | Building | 11 | Calvert | 38 29 24 N | 076 35 29 W |
| Battle Creek Cypress Swamp Nature Sanctuary | Park | 1 | Calvert | 38 29 40 N | 076 35 39 W |
| Bay Breeze Girl Scout Camp | Locale | 12 | Calvert | 38 24 29 N | 076 24 50 W |
| Bay Terrace | Populated Place | 46 | Calvert | 38 33 01 N | 076 33 43 W |
| Baycrest (subdivision) | Populated Place | 0 | Calvert | 38 41 52 N | 076 32 01 W |
| Bayfield Farm | Locale | 34 | Calvert | 38 33 14 N | 076 31 29 W |
| Bayview Manor Mobile Home Park | Populated Place | 29 | Calvert | 38 35 50 N | 076 31 01 W |