Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| University of Maryland - Wye Institute | School | 4 | Queen Anne's | 38 54 45 N | 076 09 03 W |
| University of Maryland Agricultural Experiment Station | Locale | 4 | Wicomico | 38 21 35 N | 075 46 33 W |
| University of Maryland Animal Husbandry Farm | Locale | 117 | Howard | 39 12 36 N | 076 47 44 W |
| University of Maryland Central Farm | Locale | 113 | Howard | 39 15 20 N | 076 55 46 W |
| University of Maryland Eastern Shore | School | 4 | Somerset | 38 12 26 N | 075 41 10 W |
| University of Maryland Experimental Farm | Locale | 151 | Washington | 39 30 37 N | 077 44 01 W |
| University of Maryland Experimental Station | Locale | 12 | Wicomico | 38 22 19 N | 075 39 24 W |
| University of Maryland Plant Research Farm | School | 101 | Montgomery | 39 03 08 N | 076 57 09 W |
| University of Maryland School of Medicine | School | 20 | Baltimore (city) | 39 17 16 N | 076 37 23 W |
| University of Maryland Science and Technology Center | Locale | 33 | Prince George's | 38 57 35 N | 076 42 24 W |
| University of Maryland Tobacco Experiment Fa | School | 34 | Prince George's | 38 51 37 N | 076 46 39 W |
| University Park | Populated Place | 22 | Prince George's | 38 58 13 N | 076 56 31 W |
| University Park Church of Christ | Church | 27 | Prince George's | 38 58 00 N | 076 56 58 W |
| University Park Elementary School | School | 23 | Prince George's | 38 58 16 N | 076 56 37 W |
| University Park Police | Building | | Prince George's | 39 37 23 N | 077 34 23 W |
| University Square Park | Park | 22 | Baltimore (city) | 39 17 20 N | 076 37 23 W |
| University Union | Building | 110 | Baltimore | 39 23 36 N | 076 36 41 W |
| Uplands Park | Park | 90 | Baltimore (city) | 39 17 18 N | 076 41 48 W |
| Upole Cemetery | Cemetery | 793 | Garrett | 39 22 38 N | 079 17 30 W |
| Upper Bambury Cemetery | Cemetery | 14 | Talbot | 38 39 00 N | 076 00 40 W |
| Upper Bar Neck Point | Cape | 2 | Talbot | 38 41 19 N | 076 19 20 W |
| Upper Bay Museum | Building | 1 | Cecil | 39 35 40 N | 075 56 45 W |
| Upper Brambley (historical) | Populated Place | 6 | St. Mary's | 38 18 07 N | 076 48 37 W |
| Upper Cedar Point | Cape | 3 | Charles | 38 24 27 N | 077 05 29 W |
| Upper Chesapeake Corporate Center | Locale | 25 | Cecil | 39 36 13 N | 075 47 14 W |
| Upper County Elementary School | School | 18 | Talbot | 38 51 44 N | 076 00 29 W |
| Upper Crest Estates | Populated Place | 108 | Harford | 39 32 01 N | 076 19 29 W |
| Upper Crossroads | Populated Place | 188 | Harford | 39 32 32 N | 076 28 27 W |
| Upper Crossroads Cemetery | Cemetery | 149 | Harford | 39 32 03 N | 076 29 25 W |
| Upper Crossroads Church | Church | 149 | Harford | 39 32 03 N | 076 29 24 W |
| Upper Fairmount | Populated Place | 1 | Somerset | 38 06 14 N | 075 47 29 W |
| Upper Fairmount Cemetery | Cemetery | 1 | Somerset | 38 06 26 N | 075 47 56 W |
| Upper Fairmount Post Office | Post Office | 1 | Somerset | 38 06 24 N | 075 47 52 W |
| Upper Falls | Populated Place | 71 | Baltimore | 39 26 14 N | 076 24 12 W |
| Upper Falls Post Office | Post Office | 73 | Baltimore | 39 26 15 N | 076 24 15 W |
| Upper Ferry | Crossing | 2 | Wicomico | 38 20 28 N | 075 41 45 W |
| Upper Ferry Acres | Populated Place | 3 | Wicomico | 38 20 11 N | 075 41 54 W |
| Upper Ferry Estates | Populated Place | 3 | Wicomico | 38 20 35 N | 075 41 34 W |
| Upper Ford Hill | Summit | 888 | Garrett | 39 33 04 N | 079 23 55 W |
| Upper Greens Cove | Bay | -3 | Dorchester | 38 20 53 N | 075 53 51 W |
| Upper Hill | Populated Place | 1 | Somerset | 38 06 42 N | 075 47 25 W |
| Upper Hooper Island | Island | 0 | Dorchester | 38 20 04 N | 076 13 40 W |
| Upper Jutland | Populated Place | 4 | St. Mary's | 38 08 20 N | 076 24 44 W |
| Upper Keene Broad | Channel | -3 | Dorchester | 38 25 35 N | 076 14 48 W |
| Upper Lake Royer Dam | Dam | 406 | Washington | 39 42 30 N | 077 29 53 W |
| Upper Magruder Branch Park | Park | 197 | Montgomery | 39 16 04 N | 077 12 49 W |
| Upper Marlboro | Populated Place | 7 | Prince George's | 38 48 57 N | 076 44 59 W |
| Upper Marlboro Branch Library | Building | 9 | Prince George's | 38 49 00 N | 076 45 02 W |
| Upper Marlboro Post Office | Post Office | 12 | Prince George's | 38 49 02 N | 076 45 06 W |
| Upper Montgomery County Volunteer Fire Department Fire Station 14 | Building | | Montgomery | 39 18 02 N | 077 41 16 W |
| Upper Pinehurst Dam | Dam | 132 | Frederick | 39 24 54 N | 077 17 35 W |
| Upper Potomac Industrial Park | Locale | 193 | Allegany | 39 37 55 N | 078 48 00 W |
| Upper Rock Creek Watershed Site Number 1 Dam | Dam | 82 | Montgomery | 39 06 12 N | 077 07 06 W |
| Upper Rock Creek Watershed Site Number 5 Dam | Dam | 119 | Montgomery | 39 06 00 N | 077 07 35 W |
| Upper Seneca Crest | Populated Place | 191 | Montgomery | 39 15 26 N | 077 10 11 W |
| Upper Sinepuxent Neck | Cape | 3 | Worcester | 38 19 20 N | 075 07 12 W |
| Upper Spaniards Point | Cape | 0 | Queen Anne's | 39 05 55 N | 076 08 12 W |
| Upper Swallow Falls | Falls | 688 | Garrett | 39 29 44 N | 079 25 02 W |
| Upper Thorofare | Channel | 2 | Somerset | 38 10 00 N | 075 56 38 W |
| Upper Wroten Point | Cape | 0 | Dorchester | 38 19 36 N | 076 11 47 W |
| Upperco | Populated Place | 251 | Baltimore | 39 33 46 N | 076 50 07 W |
| Upperco Post Office | Post Office | 248 | Baltimore | 39 33 49 N | 076 50 11 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 |
| Upton Read Park | Park | 30 | Anne Arundel | 39 07 33 N | 076 39 13 W |
| Urbana | Populated Place | 140 | Frederick | 39 19 33 N | 077 21 05 W |
| Urbana Branch | Stream | | Frederick | 39 18 20 N | 077 22 28 W |
| Urbana Cemetery | Cemetery | 137 | Frederick | 39 19 28 N | 077 21 13 W |
| Urbana Community Park | Park | 141 | Frederick | 39 19 36 N | 077 21 35 W |
| Urbana Dam | Dam | 122 | Frederick | 39 18 00 N | 077 20 23 W |
| Urbana Elementary School | School | 136 | Frederick | 39 19 36 N | 077 21 22 W |
| Urbana Fire Company Number 23 | Building | | Frederick | 39 48 09 N | 077 36 14 W |
| Urbana High School | School | 141 | Frederick | 39 19 34 N | 077 20 28 W |
| Urbana Lake Fish Management Area | Park | 116 | Frederick | 39 17 59 N | 077 20 28 W |
| Urbana Overlook | Populated Place | 142 | Frederick | 39 19 17 N | 077 22 14 W |
| Urbana Shopping Center | Locale | 145 | Frederick | 39 19 31 N | 077 20 57 W |
| Urbanwood | Populated Place | 17 | Baltimore | 39 18 57 N | 076 28 23 W |
| Urieville | Populated Place | 19 | Kent | 39 17 00 N | 076 01 09 W |
| Urieville Community Lake | Reservoir | 14 | Kent | 39 17 00 N | 076 01 59 W |
| Urieville Lake Fish Management Area | Park | 5 | Kent | 39 16 55 N | 076 01 27 W |
| Urieville Park | Park | 18 | Kent | 39 16 52 N | 076 01 44 W |
| Ursuline Academy Convent | Church | 104 | Montgomery | 39 00 50 N | 077 06 46 W |
| Utica | Populated Place | 111 | Frederick | 39 31 33 N | 077 23 38 W |
| Utica Covered Bridge | Bridge | 104 | Frederick | 39 31 30 N | 077 23 52 W |
| Utica Mills Estates | Populated Place | 115 | Frederick | 39 31 45 N | 077 23 38 W |
| Vale | Populated Place | 81 | Harford | 39 32 00 N | 076 23 29 W |
| Vale Hills | Populated Place | 122 | Harford | 39 32 10 N | 076 23 20 W |
| Vale Run | Stream | | Allegany | 39 36 57 N | 078 56 21 W |
| Vale Summit | Populated Place | 619 | Allegany | 39 37 07 N | 078 54 22 W |
| Vale Summit Church | Church | 607 | Allegany | 39 37 12 N | 078 54 03 W |
| Valentine Creek | Bay | 6 | Anne Arundel | 39 03 50 N | 076 34 20 W |
| Valentine Creek | Populated Place | 30 | Anne Arundel | 39 03 05 N | 076 35 05 W |
| Valentine Hall | Building | 28 | St. Mary's | 38 17 27 N | 076 38 17 W |
| Valewood at Hampton Gardens | Populated Place | 134 | Baltimore | 39 25 07 N | 076 33 42 W |
| Valewood Estates | Populated Place | 131 | Harford | 39 32 16 N | 076 23 11 W |
| Valley Anne Estates | Populated Place | 130 | Howard | 39 19 18 N | 076 52 39 W |
| Valley Brook | Populated Place | 147 | Baltimore | 39 26 00 N | 076 43 09 W |
| Valley Brook Community Church | Church | 147 | Howard | 39 10 44 N | 076 56 29 W |
| Valley Center Shopping Center | Locale | | Baltimore | 39 24 16 N | 076 45 40 W |
| Valley Country Club | Locale | 91 | Baltimore | 39 25 05 N | 076 38 34 W |
| Valley Crest | Populated Place | 103 | Baltimore | 39 26 11 N | 076 36 06 W |
| Valley Elementary School | School | 164 | Frederick | 39 21 31 N | 077 32 48 W |
| Valley Grace Brethren Church | Church | 177 | Washington | 39 36 54 N | 077 46 08 W |
| Valley Heights | Populated Place | 153 | Baltimore | 39 25 54 N | 076 43 29 W |
| Valley Heights | Populated Place | 252 | Frederick | 39 24 05 N | 077 30 39 W |
| Valley Hill Farms | Populated Place | 231 | Carroll | 39 26 08 N | 077 05 30 W |
| Valley Hills | Populated Place | 208 | Baltimore | 39 27 36 N | 076 45 33 W |
| Valley Lee | Populated Place | 42 | Calvert | 38 30 35 N | 076 37 16 W |
| Valley Lee | Populated Place | 4 | St. Mary's | 38 11 45 N | 076 30 46 W |
| Valley Lee Post Office | Post Office | 9 | St. Mary's | 38 11 36 N | 076 30 52 W |