Feature Name | Class | Elev.
meters | County | Latitude
DMS | Longitude
DMS |
| Willowtree Plaza Shopping Center | Locale | 110 | Frederick | 39 25 12 N | 077 27 07 W |
| Wilmar Farms | Locale | 241 | Frederick | 39 27 32 N | 077 31 10 W |
| Wilson Avenue Station (historical) | Locale | 93 | Frederick | 39 25 36 N | 077 25 51 W |
| Wilson Commercial Industrial Complex | Locale | | Anne Arundel | 39 10 30 N | 076 37 32 W |
| Wilson Point Wharf (historical) | Locale | 2 | Kent | 39 21 58 N | 075 50 59 W |
| Wilsons Fishery | Locale | 0 | Cecil | 39 29 08 N | 075 57 29 W |
| Wilsons Wharf | Locale | 2 | Anne Arundel | 39 03 54 N | 076 29 28 W |
| Windbrook Recreation Center | Locale | 38 | Prince George's | 38 43 19 N | 076 56 42 W |
| Winding Ridge | Locale | 746 | Garrett | 39 41 17 N | 079 19 32 W |
| Windsor Corporate Park | Locale | | Baltimore | 39 19 34 N | 076 45 07 W |
| Windsor Farm | Locale | 49 | Anne Arundel | 38 51 50 N | 076 38 19 W |
| Windy Hill Farms | Locale | 228 | Carroll | 39 35 48 N | 076 58 24 W |
| Winfield Farms | Locale | 21 | Cecil | 39 29 35 N | 075 49 39 W |
| Winnemanna Lodge | Locale | 20 | Montgomery | 38 58 13 N | 077 10 39 W |
| Winter Quarter | Locale | 2 | Worcester | 38 08 26 N | 075 11 09 W |
| Winter Quarter Golf Course | Locale | 2 | Worcester | 38 04 58 N | 075 33 49 W |
| Wintergreen Plaza Shopping Center | Locale | 127 | Montgomery | 39 04 28 N | 077 08 19 W |
| Winters Run Golf Course | Locale | 71 | Harford | 39 31 25 N | 076 22 50 W |
| Winters Run Industrial Park | Locale | 13 | Harford | 39 26 35 N | 076 19 16 W |
| Wise Avenue Shopping Center | Locale | 8 | Baltimore | 39 16 05 N | 076 29 49 W |
| Woodberry Square Shopping Center | Locale | 82 | Prince George's | 38 47 40 N | 076 55 40 W |
| Woodbine Campground | Locale | 164 | Howard | 39 20 55 N | 077 02 04 W |
| Woodcamp Farm | Locale | 225 | Howard | 39 20 25 N | 077 07 14 W |
| Woodholme Golf Course | Locale | 159 | Baltimore | 39 22 59 N | 076 44 50 W |
| Woodland Point | Locale | 3 | Charles | 38 17 23 N | 076 53 31 W |
| Woodlawn | Locale | 4 | St. Mary's | 38 06 41 N | 076 23 02 W |
| Woodley Gardens Park Shopping Center | Locale | 117 | Montgomery | 39 05 30 N | 077 10 29 W |
| Woodmont Club | Locale | 179 | Washington | 39 37 49 N | 078 18 02 W |
| Woodmont Country Club | Locale | 122 | Montgomery | 39 03 53 N | 077 08 25 W |
| Woodmont Country Club (historical) | Locale | 98 | Montgomery | 38 59 43 N | 077 05 54 W |
| Woodmont Rod and Gun Club | Locale | 248 | Washington | 39 39 10 N | 078 18 19 W |
| Woodmont Station Shopping Center | Locale | 117 | Montgomery | 39 04 02 N | 077 07 47 W |
| Woodmoor Shopping Center | Locale | 115 | Baltimore | 39 20 40 N | 076 44 04 W |
| Woodpecker (historical) | Locale | 45 | St. Mary's | 38 21 07 N | 076 34 43 W |
| Woodsboro Industrial Park | Locale | 120 | Frederick | 39 31 35 N | 077 18 23 W |
| Woodshed Village Shopping Center | Locale | 146 | Harford | 39 40 35 N | 076 23 54 W |
| Worton Point Orchard (historical) | Locale | 10 | Kent | 39 19 35 N | 076 09 02 W |
| Wright Wharf | Locale | 0 | Dorchester | 38 40 05 N | 075 56 52 W |
| Wrights Landing | Locale | 0 | Dorchester | 38 21 34 N | 076 05 21 W |
| WSSC Filtration Plant | Locale | 79 | Montgomery | 39 02 24 N | 077 15 15 W |
| WSSC Pumping Station | Locale | 129 | Montgomery | 39 10 44 N | 077 17 11 W |
| Wyndemede Industrial Park | Locale | 160 | Harford | 39 34 34 N | 076 20 30 W |
| York Ridge Center Business Park | Locale | | Baltimore | 39 25 56 N | 076 37 28 W |
| York Road Plaza Shopping Center | Locale | | Baltimore | 39 22 22 N | 076 36 40 W |
| Yorkridge Shopping Center | Locale | 113 | Baltimore | 39 25 50 N | 076 37 27 W |
| Yorktowne Plaza Shopping Center | Locale | 115 | Baltimore | 39 27 54 N | 076 38 06 W |
| Youngs Switch (historical) | Locale | 61 | Charles | 38 33 53 N | 076 57 59 W |
| Ziem Winery | Locale | 134 | Washington | 39 32 32 N | 077 48 16 W |
| Battery Augustin (historical) | Military (Historical) | 0 | Baltimore | 39 12 52 N | 076 31 12 W |
| Battery Clagett (historical) | Military (Historical) | 2 | Baltimore | 39 11 52 N | 076 26 28 W |
| Battery Decatur (historical) | Military (Historical) | 36 | Prince George's | 38 42 47 N | 077 01 60 W |
| Battery Emory (historical) | Military (Historical) | 41 | Prince George's | 38 42 33 N | 077 01 58 W |
| Battery George Sykes (historical) | Military (Historical) | 1 | Anne Arundel | 39 09 57 N | 076 28 41 W |
| Battery Harris (historical) | Military (Historical) | 3 | Baltimore | 39 11 46 N | 076 26 34 W |
| Battery Hartshorne (historical) | Military (Historical) | 1 | Anne Arundel | 39 09 58 N | 076 28 42 W |
| Battery Heart (historical) | Military (Historical) | 0 | Baltimore | 39 12 51 N | 076 31 11 W |
| Battery Humphreys (historical) | Military (Historical) | 46 | Prince George's | 38 42 27 N | 077 01 46 W |
| Battery Irons (historical) | Military (Historical) | 9 | Baltimore (city) | 39 12 31 N | 076 32 04 W |
| Battery James Many (historical) | Military (Historical) | 4 | Prince George's | 38 42 34 N | 077 02 12 W |
| Battery Lazear (historical) | Military (Historical) | 0 | Baltimore | 39 11 49 N | 076 26 47 W |
| Battery McFarland (historical) | Military (Historical) | 9 | Baltimore (city) | 39 12 32 N | 076 32 04 W |
| Battery Meigs (historical) | Military (Historical) | 48 | Prince George's | 38 42 34 N | 077 01 34 W |
| Battery Mudge (historical) | Military (Historical) | 8 | Baltimore (city) | 39 12 34 N | 076 32 05 W |
| Battery Nicholson (historical) | Military (Historical) | 3 | Baltimore | 39 11 46 N | 076 26 40 W |
| Battery Smith (historical) | Military (Historical) | 31 | Prince George's | 38 42 20 N | 077 01 47 W |
| Battery Stricker (historical) | Military (Historical) | 3 | Baltimore | 39 11 46 N | 076 26 37 W |
| Battery Towson (historical) | Military (Historical) | 1 | Baltimore | 39 12 52 N | 076 31 09 W |
| Battery White (historical) | Military (Historical) | 6 | Prince George's | 38 42 43 N | 077 02 10 W |
| Battery Wilkin (historical) | Military (Historical) | 35 | Prince George's | 38 42 15 N | 077 01 41 W |
| Battery Winchester (historical) | Military (Historical) | 9 | Baltimore (city) | 39 12 33 N | 076 32 04 W |
| Fort Armistead (historical) | Military (Historical) | 9 | Baltimore (city) | 39 12 32 N | 076 32 03 W |
| Fort Cumberland (historical) | Military (Historical) | 207 | Allegany | 39 39 02 N | 078 45 57 W |
| Fort Duncan (historical) | Military (Historical) | 193 | Washington | 39 20 30 N | 077 45 01 W |
| Fort Foote (historical) | Military (Historical) | 28 | Prince George's | 38 46 00 N | 077 01 40 W |
| Fort Frederick (historical) | Military (Historical) | 144 | Washington | 39 36 37 N | 078 00 13 W |
| Fort Holabird (historical) | Military (Historical) | 6 | Baltimore (city) | 39 16 00 N | 076 32 01 W |
| Fort Howard (historical) | Military (Historical) | 2 | Baltimore | 39 11 54 N | 076 26 37 W |
| Fort Hoyle (historical) | Military (Historical) | 6 | Harford | 39 23 18 N | 076 18 05 W |
| Fort Severn (historical) | Military (Historical) | 4 | Anne Arundel | 38 59 02 N | 076 29 04 W |
| Fort Smallwood (historical) | Military (Historical) | 1 | Anne Arundel | 39 09 58 N | 076 28 41 W |
| Fort Stokes (historical) | Military (Historical) | 3 | Talbot | 38 46 00 N | 076 05 59 W |
| Fort Washington (historical) | Military (Historical) | 27 | Prince George's | 38 42 39 N | 077 02 06 W |
| Hawkins Point Military Reservation (historical) | Military (Historical) | 6 | Baltimore (city) | 39 12 28 N | 076 32 54 W |
| Lazaretto Battery (historical) | Military (Historical) | 2 | Baltimore (city) | 39 15 38 N | 076 34 08 W |
| Nike Site BA-79C (historical) | Military (Historical) | | Baltimore | 39 21 00 N | 076 51 36 W |
| Nike Site BA-79L (historical) | Military (Historical) | | Baltimore | 39 22 12 N | 076 51 00 W |
| Stone Fort (historical) | Military (Historical) | 432 | Washington | 39 20 25 N | 077 43 02 W |
| Allender Road Pit | Mine | 24 | Baltimore | 39 23 30 N | 076 23 30 W |
| Bradshaw Pit | Mine | 7 | Baltimore | 39 24 25 N | 076 22 52 W |
| Campbell Quarry | Mine | 60 | Baltimore | 39 27 45 N | 076 38 55 W |
| Caves Ore Bank | Mine | 154 | Baltimore | 39 26 05 N | 076 44 14 W |
| Cross Ore Bank | Mine | 128 | Baltimore | 39 25 00 N | 076 43 14 W |
| Cumberland Quarry | Mine | 625 | Allegany | 39 39 24 N | 078 56 34 W |
| Dargan Quarry | Mine | 92 | Washington | 39 22 10 N | 077 44 35 W |
| Days Cove Pit | Mine | 4 | Baltimore | 39 23 49 N | 076 23 21 W |
| Gunpowder Quarry | Mine | 52 | Baltimore | 39 25 21 N | 076 30 25 W |
| Hydes Quarry | Mine | 157 | Carroll | 39 33 54 N | 077 04 22 W |
| Le Gore Quarry | Mine | 111 | Frederick | 39 32 55 N | 077 18 37 W |
| Maryland Mine | Mine | 116 | Montgomery | 38 59 44 N | 077 13 54 W |
| McClenahan Granite Quarry | Mine | 48 | Cecil | 39 35 08 N | 076 05 54 W |
| Number 1 Mine | Mine | 722 | Garrett | 39 37 30 N | 079 11 24 W |
| Oregon Ore Bank | Mine | 125 | Baltimore | 39 29 32 N | 076 41 18 W |
| Pinesburg Quarry | Mine | 123 | Washington | 39 37 00 N | 077 52 47 W |
| Port Deposit Quarry | Mine | 22 | Cecil | 39 37 02 N | 076 07 44 W |
| Sausman Mine | Mine | 527 | Garrett | 39 42 49 N | 079 20 48 W |
| Schwartz Pit | Mine | 29 | Baltimore | 39 22 53 N | 076 26 09 W |
| Seneca Quarry | Mine | 98 | Montgomery | 39 04 39 N | 077 21 14 W |
| Smuck Pit | Mine | 32 | Baltimore | 39 23 40 N | 076 22 34 W |
| Wilson Quarry | Mine | 131 | Washington | 39 39 17 N | 077 51 07 W |
| A B Demarco Memorial Park | Park | 65 | Harford | 39 31 25 N | 076 10 37 W |
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