Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Francis Scott Key Middle School | School | 101 | Montgomery | 39 01 38 N | 076 59 32 W |
| Gallagher Park | Populated Place | 101 | Baltimore (city) | 39 21 18 N | 076 36 48 W |
| Glenwood | Populated Place | 101 | Montgomery | 38 59 44 N | 077 06 26 W |
| Grace Harbour (subdivision) | Populated Place | 101 | Harford | 39 33 40 N | 076 07 09 W |
| Greentree Park | Park | 101 | Montgomery | 39 01 12 N | 077 08 17 W |
| Hamilton Branch Enoch Pratt Free Library | Building | 101 | Baltimore (city) | 39 21 23 N | 076 33 30 W |
| Hammond Park | Park | 101 | Howard | 39 08 45 N | 076 53 02 W |
| Holy Cross Hospital | Hospital | 101 | Montgomery | 39 00 53 N | 077 02 09 W |
| Hydes Post Office | Post Office | 101 | Baltimore | 39 29 03 N | 076 29 39 W |
| Indian Spring Golf Club (historical) | Locale | 101 | Montgomery | 39 01 02 N | 077 00 43 W |
| Jacks Corner | Populated Place | 101 | Cecil | 39 38 29 N | 076 07 35 W |
| Jessup Blair Park | Park | 101 | Montgomery | 38 59 06 N | 077 01 26 W |
| Kemp Mill Estates | Populated Place | 101 | Montgomery | 39 02 32 N | 077 01 19 W |
| Kensington Heights | Populated Place | 101 | Montgomery | 39 01 58 N | 077 03 50 W |
| Kingdom Hall of Jehovahs Witnesses | Church | 101 | Baltimore (city) | 39 20 58 N | 076 36 04 W |
| Lake Roland Park | Park | 101 | Baltimore | 39 23 13 N | 076 39 04 W |
| Lambourne Downs | Populated Place | 101 | Baltimore | 39 31 08 N | 076 41 04 W |
| Lone Oak | Populated Place | 101 | Montgomery | 39 01 11 N | 077 07 05 W |
| Marvin Memorial United Methodist Church | Church | 101 | Montgomery | 39 01 10 N | 077 01 46 W |
| Monocacy Middle School | School | 101 | Frederick | 39 27 17 N | 077 24 48 W |
| Montgomery County Board of Elections | Building | 101 | Montgomery | 39 04 57 N | 077 06 50 W |
| North Gate Church | Church | 101 | Montgomery | 39 04 40 N | 077 04 09 W |
| North Harford Road Playfield | Park | 101 | Baltimore (city) | 39 22 03 N | 076 33 36 W |
| Parkville | Populated Place | 101 | Baltimore | 39 22 38 N | 076 32 23 W |
| Pegasus Estates | Populated Place | 101 | Harford | 39 35 05 N | 076 15 27 W |
| Pine Crest Elementary School | School | 101 | Montgomery | 39 01 17 N | 077 00 19 W |
| Poolesville Church | Church | 101 | Montgomery | 39 09 33 N | 077 26 44 W |
| Potomac Park Estate | Populated Place | 101 | Montgomery | 39 06 07 N | 077 21 00 W |
| Powder Mill Park | Park | 101 | Baltimore | 39 20 02 N | 076 42 42 W |
| Prospect Plaza Shopping Center | Locale | 101 | Frederick | 39 24 29 N | 077 25 52 W |
| Quaker Hills | Populated Place | 101 | Harford | 39 34 58 N | 076 08 21 W |
| Ridervale | Populated Place | 101 | Baltimore | 39 24 53 N | 076 38 07 W |
| Saint James Church | Church | 101 | Harford | 39 38 40 N | 076 13 52 W |
| Saint Matthews Roman Catholic Church | Church | 101 | Baltimore (city) | 39 21 24 N | 076 35 19 W |
| Scotchtown Hills | Populated Place | 101 | Prince George's | 39 06 12 N | 076 53 09 W |
| Silver Spring International Intermediate School | School | 101 | Montgomery | 38 59 15 N | 077 01 13 W |
| Tabernacle Church | Church | 101 | Harford | 39 42 10 N | 076 16 26 W |
| Texas | Populated Place | 101 | Baltimore | 39 27 49 N | 076 38 37 W |
| The Park School | School | 101 | Baltimore | 39 23 34 N | 076 40 37 W |
| Thomas W Pyle Middle School | School | 101 | Montgomery | 38 59 20 N | 077 07 48 W |
| Towson Industrial Park | Locale | 101 | Baltimore | 39 24 04 N | 076 34 23 W |
| University of Maryland Plant Research Farm | School | 101 | Montgomery | 39 03 08 N | 076 57 09 W |
| Village of Dorseys Search | Populated Place | 101 | Howard | 39 14 12 N | 076 51 06 W |
| Walter Reed Forest Glen Heliport | Airport | 101 | Montgomery | 39 00 29 N | 077 03 18 W |
| Wesleyan Cemetery | Cemetery | 101 | Harford | 39 33 23 N | 076 10 01 W |
| WGMS-AM (Bethesda) | Tower | 101 | Montgomery | 39 02 07 N | 077 10 10 W |
| Windmill Farm | Populated Place | 101 | Montgomery | 39 04 55 N | 077 15 38 W |
| WMET-AM (Gaithersburg) | Tower | 101 | Montgomery | 39 11 16 N | 077 12 55 W |
| Antietam Village (subdivision) | Populated Place | 100 | Frederick | 39 26 20 N | 077 24 51 W |
| Aspen Hill | Populated Place | 100 | Montgomery | 39 04 46 N | 077 04 23 W |
| Bare Hills | Populated Place | 100 | Baltimore | 39 22 52 N | 076 39 12 W |
| Beallmount | Populated Place | 100 | Montgomery | 39 03 36 N | 077 16 27 W |
| Bethesda Regional Library | Building | 100 | Montgomery | 38 59 00 N | 077 05 56 W |
| Bethesda-Chevy Chase High School | School | 100 | Montgomery | 38 59 12 N | 077 05 20 W |
| Boomdecker | Populated Place | 100 | Cecil | 39 41 44 N | 075 52 31 W |
| Bradley Hills Elementary School | School | 100 | Montgomery | 38 59 58 N | 077 07 05 W |
| Braebrooke | Populated Place | 100 | Howard | 39 16 15 N | 076 48 44 W |
| Brightwood | Populated Place | 100 | Baltimore | 39 24 15 N | 076 40 01 W |
| Broad Creek Church | Church | 100 | Harford | 39 39 40 N | 076 17 05 W |
| Camp Ramblewood | Locale | 100 | Harford | 39 38 45 N | 076 10 27 W |
| Citizens Bank Headquarters Heliport | Airport | 100 | Prince George's | 39 05 13 N | 076 53 50 W |
| Clopper Lake | Reservoir | 100 | Montgomery | 39 08 37 N | 077 15 29 W |
| Coffman Chapel | Church | 100 | Frederick | 39 25 21 N | 077 25 02 W |
| Conowingo Mobile Home Park | Populated Place | 100 | Cecil | 39 40 48 N | 076 11 15 W |
| Country Club Park | Populated Place | 100 | Harford | 39 31 27 N | 076 19 16 W |
| Cromleys Mountain | Summit | 100 | Cecil | 39 40 27 N | 076 10 28 W |
| Darlington Elementary School | School | 100 | Harford | 39 38 13 N | 076 12 04 W |
| Dennis (historical) | Populated Place | 100 | Frederick | 39 21 59 N | 077 19 59 W |
| Devon Farms | Populated Place | 100 | Frederick | 39 30 28 N | 077 22 28 W |
| Dickerson United Methodist Church | Church | 100 | Montgomery | 39 13 06 N | 077 25 36 W |
| District 8 Election District | Civil | 100 | Baltimore | 39 29 09 N | 076 39 50 W |
| Evergreen Heights | Populated Place | 100 | Harford | 39 30 28 N | 076 20 01 W |
| Frederick Pony Club | Locale | 100 | Frederick | 39 21 35 N | 077 19 28 W |
| General Electric Retention Pond | Reservoir | 100 | Howard | 39 10 12 N | 076 48 35 W |
| Glen Westover | Populated Place | 100 | Cecil | 39 42 49 N | 075 47 49 W |
| Govans Station Baltimore Post Office | Post Office | 100 | Baltimore (city) | 39 20 55 N | 076 36 36 W |
| Gray | Populated Place | 100 | Howard | 39 15 26 N | 076 47 08 W |
| Grey Estates | Populated Place | 100 | Montgomery | 39 02 55 N | 077 01 02 W |
| Gunners Branch Park | Park | 100 | Montgomery | 39 09 43 N | 077 15 39 W |
| Gunpowder Rifle Range | Locale | 100 | Baltimore | 39 25 55 N | 076 30 24 W |
| Hamilton School | School | 100 | Baltimore (city) | 39 21 35 N | 076 33 25 W |
| Highland View | Populated Place | 100 | Montgomery | 39 00 09 N | 077 00 34 W |
| Highpoint | Populated Place | 100 | Cecil | 39 41 27 N | 075 52 54 W |
| Holiday Park School | School | 100 | Montgomery | 39 03 03 N | 077 04 38 W |
| Hosanna Cemetery | Cemetery | 100 | Harford | 39 39 31 N | 076 12 21 W |
| Hydes | Populated Place | 100 | Baltimore | 39 29 02 N | 076 29 36 W |
| Interchange 38 | Crossing | 100 | Howard | 39 09 30 N | 076 49 38 W |
| John Poole Middle School | School | 100 | Montgomery | 39 07 36 N | 077 24 34 W |
| Kensington Fire Station Company 5 | Building | 100 | Montgomery | 39 01 48 N | 077 04 35 W |
| Koontz Cemetery | Cemetery | 100 | Frederick | 39 16 44 N | 077 25 40 W |
| Koontz Church | Church | 100 | Frederick | 39 16 44 N | 077 25 40 W |
| Landon School | School | 100 | Montgomery | 38 59 29 N | 077 07 37 W |
| Lyndhurst Elementary School | School | 100 | Baltimore (city) | 39 17 42 N | 076 41 01 W |
| Manor Montessori School | School | 100 | Montgomery | 39 00 24 N | 077 13 02 W |
| McKenney Hills Learning Center | School | 100 | Montgomery | 39 01 08 N | 077 03 15 W |
| Montreal Acres | Populated Place | 100 | Harford | 39 31 43 N | 076 13 26 W |
| Montrose Church | Church | 100 | Montgomery | 39 03 11 N | 077 06 07 W |
| Moxley | Populated Place | 100 | Harford | 39 35 25 N | 076 11 03 W |
| Northbrook Estates | Populated Place | 100 | Montgomery | 39 01 42 N | 077 02 26 W |
| Oakview Elementary School | School | 100 | Montgomery | 39 00 16 N | 077 00 10 W |
| Open Bible Gospel Tabernacle | Church | 100 | Baltimore (city) | 39 21 21 N | 076 33 32 W |
| Pallottine Mission Home (historical) | Building | 100 | Howard | 39 10 24 N | 076 48 06 W |
| Parklawn Cemetery | Cemetery | 100 | Montgomery | 39 03 50 N | 077 06 32 W |
| Pine Hill | Populated Place | 100 | Montgomery | 39 02 35 N | 076 58 40 W |
| Pleasant View | Populated Place | 100 | Frederick | 39 16 58 N | 077 29 38 W |
| Point of Rocks Estates | Populated Place | 100 | Frederick | 39 16 38 N | 077 31 53 W |
| Potomac Village | Populated Place | 100 | Frederick | 39 16 52 N | 077 32 01 W |
| Sixes Bridge | Bridge | 100 | Carroll | 39 37 50 N | 077 17 19 W |
| Snells Bridge | Bridge | 100 | Howard | 39 09 43 N | 076 58 25 W |
| Stony Chase Court | Populated Place | 100 | Cecil | 39 38 55 N | 075 56 42 W |