Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Maritime Institute Heliport | Airport | 53 | Anne Arundel | 39 12 40 N | 076 40 19 W |
| Marlboro Heliport | Airport | 3 | Prince George's | 38 48 12 N | 076 44 15 W |
| Martin Airport | Airport | 3 | Talbot | 38 48 04 N | 076 15 23 W |
| Martin State Airport | Airport | 5 | Baltimore | 39 19 32 N | 076 24 49 W |
| Maryland Airport | Airport | 49 | Charles | 38 36 01 N | 077 04 24 W |
| Maryland Institute for Emergency Medical Heliport | Airport | 17 | Baltimore | 39 17 19 N | 076 37 33 W |
| Maryland State Police Glen Burnie Barrack Heliport | Airport | 24 | Anne Arundel | 39 09 58 N | 076 38 37 W |
| Mayberry Run Airport | Airport | 168 | Carroll | 39 40 58 N | 077 05 50 W |
| Meadow Brook Airport | Airport | 17 | Talbot | 38 54 55 N | 075 58 16 W |
| Mears Creek Airfield | Airport | 5 | Calvert | 38 22 27 N | 076 28 59 W |
| Memorial Hospital Heliport | Airport | 6 | Talbot | 38 46 08 N | 076 04 38 W |
| Memorial Hospital of Cumberland Heliport | Airport | 265 | Allegany | 39 38 34 N | 078 45 04 W |
| Metroplex Heliport | Airport | 24 | Prince George's | 38 56 46 N | 076 52 06 W |
| Mexico Farms Airport | Airport | 181 | Allegany | 39 36 17 N | 078 45 38 W |
| Mitchell Heliport | Airport | 164 | Baltimore | 39 21 32 N | 076 46 54 W |
| Montgomery County Airpark | Airport | 152 | Montgomery | 39 10 05 N | 077 09 57 W |
| Moran Field | Airport | 604 | Garrett | 39 30 02 N | 079 04 20 W |
| Mountain Road Airport | Airport | 20 | Anne Arundel | 39 07 06 N | 076 29 48 W |
| Mrs Bozman Heliport | Airport | 189 | Baltimore | 39 32 58 N | 076 33 46 W |
| Murphy Airport | Airport | 4 | Somerset | 38 05 16 N | 075 39 51 W |
| Mylanders Airstrip | Airport | 2 | Queen Anne's | 39 01 18 N | 076 18 54 W |
| North Arundel Hospital Heliport | Airport | 15 | Anne Arundel | 39 08 15 N | 076 37 24 W |
| Nuns Oak Airport | Airport | 4 | St. Mary's | 38 14 35 N | 076 39 46 W |
| Nuodex Incorporated Heliport | Airport | 19 | Kent | 39 15 10 N | 076 05 04 W |
| Nyce Airport | Airport | 6 | Charles | 38 21 02 N | 076 51 48 W |
| Ocean City Airport | Airport | 3 | Worcester | 38 18 43 N | 075 07 27 W |
| Ocean City Municipal Airport | Airport | 2 | Worcester | 38 18 37 N | 075 07 26 W |
| Park Hall-Lexington Park Airport | Airport | 24 | St. Mary's | 38 13 31 N | 076 26 56 W |
| Parks Airpark | Airport | 25 | Charles | 38 27 31 N | 077 14 06 W |
| Patuxent River Naval Air Station | Airport | 38 | St. Mary's | 38 17 30 N | 076 25 00 W |
| Peninsula General Hospital Ground Level Heliport | Airport | 7 | Wicomico | 38 21 42 N | 075 35 55 W |
| Pilots Cove Airport | Airport | 3 | Charles | 38 20 07 N | 076 52 43 W |
| Piney Point Airport | Airport | 0 | St. Mary's | 38 08 53 N | 076 31 18 W |
| Pokety Airport | Airport | 0 | Dorchester | 38 36 44 N | 076 10 16 W |
| Potomac Airfield | Airport | 34 | Prince George's | 38 44 51 N | 076 57 26 W |
| Prince Georges Hospital Center Heliport | Airport | 59 | Prince George's | 38 55 49 N | 076 55 12 W |
| Queen Chapel Airport (historical) | Airport | 9 | Prince George's | 38 57 11 N | 076 58 07 W |
| Ragged Island Airport | Airport | 0 | Dorchester | 38 32 23 N | 076 16 32 W |
| Raintree Airpark | Airport | 25 | Cecil | 39 34 29 N | 075 52 08 W |
| Reservoir Airport | Airport | 164 | Carroll | 39 28 55 N | 076 52 54 W |
| Ridgely Airpark | Airport | 18 | Caroline | 38 58 12 N | 075 51 59 W |
| Robinson Private Airport | Airport | 2 | Charles | 38 31 27 N | 076 41 01 W |
| Russell Airport (historical) | Airport | 12 | Kent | 39 16 00 N | 076 11 14 W |
| Sacred Heart Hospital Heliport | Airport | 419 | Allegany | 39 39 00 N | 078 47 59 W |
| Saint Marys County Airport | Airport | 41 | St. Mary's | 38 18 55 N | 076 33 06 W |
| Salisbury Airport (historical) | Airport | 13 | Wicomico | 38 23 42 N | 075 33 23 W |
| Salisbury-Wicomico County Regional Airport | Airport | 15 | Wicomico | 38 20 25 N | 075 30 37 W |
| Saxon Farms Airport | Airport | 15 | Queen Anne's | 39 09 08 N | 076 01 07 W |
| Scheeler Field (historical) | Airport | 20 | Kent | 39 13 58 N | 076 04 09 W |
| Schrom Airport (historical) | Airport | 38 | Prince George's | 38 59 26 N | 076 52 47 W |
| Security Ford Heliport | Airport | 27 | Baltimore | 39 14 45 N | 076 40 34 W |
| Shady Grove Adventist Hospital Heliport | Airport | 144 | Montgomery | 39 05 53 N | 077 11 49 W |
| Shadyside Airfield (historical) | Airport | 2 | Anne Arundel | 38 49 07 N | 076 32 04 W |
| Silver Hill Airport | Airport | 6 | Kent | 39 08 23 N | 076 05 37 W |
| Slater Field | Airport | 12 | Caroline | 38 45 25 N | 075 45 14 W |
| Smith Field | Airport | 18 | Kent | 39 20 16 N | 076 05 53 W |
| Spring Hill Airport | Airport | 14 | Wicomico | 38 26 05 N | 075 39 05 W |
| Spring Hill Landing Strip | Airport | 14 | Wicomico | 38 25 58 N | 075 39 45 W |
| Squier Landing Airport | Airport | 6 | Charles | 38 17 16 N | 076 52 03 W |
| Stevens Airport (historical) | Airport | 136 | Frederick | 39 30 46 N | 077 24 39 W |
| Stewart Airport | Airport | 3 | Talbot | 38 47 58 N | 076 16 21 W |
| Stolcrest Stolport | Airport | 161 | Frederick | 39 20 30 N | 077 18 13 W |
| Suburban Airport | Airport | 45 | Anne Arundel | 39 04 37 N | 076 49 39 W |
| Taneytown Airport (historical) | Airport | 156 | Carroll | 39 40 30 N | 077 12 34 W |
| Tar Cove Heliport | Airport | 10 | Anne Arundel | 39 08 42 N | 076 30 05 W |
| Taylor Field | Airport | 20 | Washington | 39 11 14 N | 075 47 34 W |
| The Aspen Institute Heliport | Airport | 14 | Queen Anne's | 38 54 33 N | 076 07 11 W |
| The Johns Hopkins Hospital Heliport | Airport | 31 | Baltimore | 39 17 50 N | 076 35 36 W |
| Three J Airport | Airport | 153 | Carroll | 39 34 08 N | 077 07 17 W |
| Tinsley Airstrip | Airport | 121 | Baltimore | 39 31 00 N | 076 43 59 W |
| Walter Reed Forest Glen Heliport | Airport | 101 | Montgomery | 39 00 29 N | 077 03 18 W |
| Walters Airport | Airport | 221 | Carroll | 39 22 52 N | 077 06 21 W |
| Waredaca Farm Airport | Airport | 163 | Montgomery | 39 13 50 N | 077 05 00 W |
| Warfield Private Airstrip | Airport | 175 | Howard | 39 17 14 N | 077 04 31 W |
| Washington County Hospital Heliport | Airport | 157 | Washington | 39 38 14 N | 077 42 53 W |
| Washington County Regional Airport | Airport | 208 | Washington | 39 42 28 N | 077 43 46 W |
| Washington Executive Airport | Airport | 74 | Prince George's | 38 44 58 N | 076 55 57 W |
| Webster Nolf Airport | Airport | 6 | Wicomico | 38 08 45 N | 076 25 43 W |
| Weed Airport | Airport | 18 | Cecil | 39 33 11 N | 075 52 36 W |
| West St. Marys Airport | Airport | 0 | St. Mary's | 38 11 20 N | 076 26 49 W |
| Wingfield Airport | Airport | 4 | St. Mary's | 38 08 36 N | 076 21 24 W |
| Woodbine Gliderport | Airport | 209 | Carroll | 39 23 00 N | 077 04 13 W |
| Woodstock Airport | Airport | 23 | Cecil | 39 29 18 N | 075 48 40 W |
| Wright Field | Airport | 24 | Kent | 39 16 37 N | 076 03 46 W |
| Wroten Island Airport | Airport | -3 | Dorchester | 38 19 24 N | 076 11 50 W |
| Big Levels | Area | 1 | Worcester | 38 06 15 N | 075 11 59 W |
| Caulks Field | Area | 19 | Kent | 39 12 26 N | 076 11 49 W |
| Dellinger Wide Water | Area | 97 | Washington | 39 31 12 N | 077 50 32 W |
| Devils Reach | Area | 6 | Kent | 39 10 41 N | 076 03 20 W |
| Marsden Tract | Area | 38 | Montgomery | 38 58 37 N | 077 13 04 W |
| Old Ground | Area | 3 | Somerset | 38 07 26 N | 076 00 46 W |
| Paw Paw Bends | Area | 141 | Allegany | 39 33 07 N | 078 26 20 W |
| Penny Come Quick Area | Area | 6 | Harford | 39 24 36 N | 076 11 26 W |
| Poverty Island Area | Area | 3 | Harford | 39 24 17 N | 076 13 07 W |
| Saint Elizabeths Farm | Area | 10 | Prince George's | 38 48 21 N | 077 00 37 W |
| Seneca Breaks | Area | 53 | Montgomery | 39 03 35 N | 077 19 21 W |
| Seven Locks | Area | 26 | Montgomery | 38 58 20 N | 077 10 14 W |
| Six Locks | Area | 58 | Montgomery | 38 59 40 N | 077 14 44 W |
| The Irish Grove | Area | 1 | Somerset | 37 58 40 N | 075 43 49 W |
| Amos Bar | Bar | 0 | Dorchester | 38 13 38 N | 076 03 02 W |
| Belvidere Shoal | Bar | 0 | Anne Arundel | 39 05 33 N | 076 22 44 W |
| Blue Sow | Bar | 3 | St. Mary's | 38 14 02 N | 076 42 26 W |
| Bodkin Point Shoal | Bar | -4 | Anne Arundel | 39 08 26 N | 076 25 38 W |
| Brickhouse Bar | Bar | -3 | Queen Anne's | 38 55 38 N | 076 22 44 W |
| Cannons Old Field Bar | Bar | -3 | St. Mary's | 38 18 50 N | 076 49 46 W |
| Clam Harbor Tumps | Bar | -2 | Worcester | 38 01 57 N | 075 19 49 W |
| Coade Bar | Bar | 4 | St. Mary's | 38 08 21 N | 076 29 18 W |
| Cobb Bar | Bar | -3 | Charles | 38 15 10 N | 076 50 26 W |
| Elm Bar | Bar | -3 | St. Mary's | 38 22 14 N | 076 50 41 W |
| Fishing Point Shoal | Bar | -3 | Anne Arundel | 39 13 26 N | 076 33 35 W |