Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Maple Lake Dam | Dam | 86 | Bergen | 40 59 54 N | 074 09 27 W |
| Maple Meade | Populated Place | 33 | Middlesex | 40 26 37 N | 074 28 32 W |
| Maple Meade School | School | 35 | Middlesex | 40 26 21 N | 074 28 36 W |
| Maple Place Elementary School | School | 6 | Monmouth | 40 19 05 N | 074 00 29 W |
| Maple Road Elementary School | School | 41 | Passaic | 41 03 49 N | 074 23 23 W |
| Maple Root Branch | Stream | | Ocean | 40 04 38 N | 074 18 49 W |
| Maple Run | Stream | | Atlantic | 39 22 11 N | 074 34 50 W |
| Maple Run | Stream | | Monmouth | 40 11 49 N | 074 12 03 W |
| Maple Shade | Populated Place | 17 | Burlington | 39 57 09 N | 074 59 33 W |
| Maple Shade | Populated Place | 14 | Ocean | 39 58 47 N | 074 12 26 W |
| Maple Swamp | Stream | | Cape May | 39 10 36 N | 074 42 32 W |
| Maple Swamp | Swamp | 3 | Gloucester | 39 47 21 N | 075 22 26 W |
| Maplecrest Park | Park | 71 | Essex | 40 43 26 N | 074 15 32 W |
| Maplewood | Populated Place | 141 | Essex | 40 43 52 N | 074 16 25 W |
| Maplewood Cemetery | Cemetery | 55 | Monmouth | 40 15 08 N | 074 17 22 W |
| Maplewood Golf Course | Locale | 90 | Essex | 40 43 26 N | 074 16 57 W |
| Maplewood Middle School | School | 38 | Essex | 40 43 46 N | 074 16 37 W |
| Maplewood Station | Locale | 34 | Essex | 40 43 56 N | 074 16 22 W |
| Mar Bar L Farms Airport | Airport | 29 | Monmouth | 40 16 35 N | 074 23 17 W |
| Maranatha Christian Academy | School | 24 | Monmouth | 40 24 43 N | 074 11 17 W |
| Marathon Dance Pier | Locale | 4 | Monmouth | 40 18 10 N | 073 58 35 W |
| Marble Hill | Populated Place | 190 | Warren | 40 53 09 N | 074 56 06 W |
| Marble Mountain | Summit | 236 | Warren | 40 43 51 N | 075 09 40 W |
| Marcella | Populated Place | 327 | Morris | 40 59 13 N | 074 28 28 W |
| Marcella Cemetery | Cemetery | 292 | Morris | 40 59 18 N | 074 27 13 W |
| Mare Run | Stream | | Atlantic | 39 29 09 N | 074 45 16 W |
| Margaret L Vetter Elementary School | School | 9 | Monmouth | 40 17 51 N | 074 03 51 W |
| Margate City | Civil | 2 | Atlantic | 39 19 51 N | 074 30 26 W |
| Margate City | Populated Place | 2 | Atlantic | 39 19 40 N | 074 30 13 W |
| Margate Pier | Locale | 0 | Atlantic | 39 19 37 N | 074 29 42 W |
| Maria Hall | Building | 40 | Ocean | 40 05 49 N | 074 13 45 W |
| Mariannes Corner | Populated Place | 80 | Hunterdon | 40 39 11 N | 074 54 44 W |
| Marie H Katzenbach State School for the Deaf | School | 33 | Mercer | 40 15 24 N | 074 48 40 W |
| Marine Lake | Lake | 218 | Morris | 40 52 56 N | 074 37 17 W |
| Marine Park | Airport | 12 | Monmouth | 40 21 00 N | 074 03 59 W |
| Marion | Populated Place | 7 | Hudson | 40 44 07 N | 074 04 27 W |
| Marion Lake | Reservoir | 6 | Monmouth | 40 22 04 N | 074 03 57 W |
| Marion Reach | Channel | -3 | Hudson | 40 44 51 N | 074 05 15 W |
| Marist High School | School | 7 | Hudson | 40 41 26 N | 074 06 23 W |
| Mark Twain School | School | 28 | Bergen | 40 52 19 N | 074 05 58 W |
| Market Building | Building | 11 | Middlesex | 40 30 27 N | 074 16 14 W |
| Market Street Mission House | Church | 41 | Morris | 40 47 47 N | 074 28 57 W |
| Market Street School | School | 6 | Essex | 40 43 48 N | 074 08 48 W |
| Markham Place Elementary School | School | 6 | Monmouth | 40 20 16 N | 074 02 36 W |
| Markle Airport | Airport | 102 | Warren | 40 46 25 N | 075 09 32 W |
| Marksboro | Populated Place | 152 | Warren | 40 59 18 N | 074 54 27 W |
| Marksboro Community Presbyterian Church | Church | 156 | Warren | 40 59 14 N | 074 54 32 W |
| Marl Lakes | Lake | 15 | Gloucester | 39 44 53 N | 075 09 07 W |
| Marl Pit | Mine | 11 | Burlington | 39 58 58 N | 074 42 57 W |
| Marlboro | Populated Place | 25 | Burlington | 39 54 10 N | 074 55 19 W |
| Marlboro | Populated Place | 21 | Cumberland | 39 29 06 N | 075 19 41 W |
| Marlboro | Populated Place | 52 | Monmouth | 40 18 55 N | 074 14 47 W |
| Marlboro Airport (historical) | Airport | 30 | Monmouth | 40 21 58 N | 074 15 14 W |
| Marlboro Church | Church | 19 | Salem | 39 29 23 N | 075 19 32 W |
| Marlboro Elementary School | School | 45 | Monmouth | 40 19 24 N | 074 15 52 W |
| Marlboro Grade School (historical) | School | 55 | Monmouth | 40 18 44 N | 074 14 47 W |
| Marlboro High School | School | 50 | Monmouth | 40 20 05 N | 074 14 24 W |
| Marlboro Industrial Park | Locale | 37 | Monmouth | 40 18 41 N | 074 13 44 W |
| Marlboro Marina | Harbor | -3 | Salem | 39 34 53 N | 075 29 02 W |
| Marlboro Middle School | School | 50 | Monmouth | 40 19 58 N | 074 15 54 W |
| Marlboro State Hospital | Hospital | 54 | Monmouth | 40 20 35 N | 074 14 13 W |
| Marlpit Brook | Stream | | Monmouth | 40 11 45 N | 074 09 54 W |
| Marlton | Populated Place | 31 | Burlington | 39 53 28 N | 074 55 19 W |
| Marlton Cemetery | Cemetery | 31 | Burlington | 39 52 37 N | 074 54 18 W |
| Marlton Heights | Populated Place | 15 | Salem | 39 39 50 N | 075 21 27 W |
| Marlton Lakes | Populated Place | 41 | Burlington | 39 48 32 N | 074 53 54 W |
| Marlton Lakes | Reservoir | 39 | Burlington | 39 48 15 N | 074 53 54 W |
| Marlton Lakes Upper Dam | Dam | 37 | Burlington | 39 48 15 N | 074 53 49 W |
| Marlu Lake | Reservoir | 19 | Monmouth | 40 20 03 N | 074 09 16 W |
| Marlu Lake Dam | Dam | 19 | Monmouth | 40 20 03 N | 074 09 16 W |
| Marlyn Manor | Populated Place | 6 | Cape May | 39 01 01 N | 074 52 25 W |
| Marmora | Populated Place | 7 | Cape May | 39 16 00 N | 074 38 42 W |
| Marquand Chapel (historical) | Church | 62 | Mercer | 40 20 56 N | 074 39 24 W |
| Marquis Creek | Gut | 4 | Monmouth | 40 27 12 N | 074 14 29 W |
| Marquis de Lafayette Elementary School | School | 11 | Union | 40 40 24 N | 074 12 15 W |
| Marsh Baywood | Swamp | 1 | Ocean | 40 01 38 N | 074 05 03 W |
| Marsh Bog Brook | Stream | | Monmouth | 40 09 50 N | 074 09 31 W |
| Marsh Elder Island | Island | 1 | Ocean | 39 59 33 N | 074 04 47 W |
| Marsh Lake | Lake | 33 | Gloucester | 39 33 48 N | 074 58 35 W |
| Marsh Point | Cape | 1 | Middlesex | 40 30 14 N | 074 17 31 W |
| Marsh Point | Cape | 4 | Salem | 39 35 03 N | 075 31 39 W |
| Marshall Elementary School | School | 69 | Essex | 40 44 52 N | 074 14 52 W |
| Marshall Hill Elementary School | School | 41 | Passaic | 41 08 05 N | 074 21 01 W |
| Marshall Island | Island | 30 | Hunterdon | 40 29 11 N | 075 03 53 W |
| Marshall Pond | Lake | 369 | Sussex | 41 08 44 N | 074 28 34 W |
| Marshall W Errickson Elementary School | School | 30 | Monmouth | 40 13 12 N | 074 16 44 W |
| Marshalls Corner | Populated Place | 67 | Mercer | 40 21 41 N | 074 47 46 W |
| Marshalls Creek | Stream | | Cape May | 39 11 55 N | 074 41 29 W |
| Marshalltown | Populated Place | 1 | Salem | 39 38 15 N | 075 27 12 W |
| Marshallville | Populated Place | 4 | Cape May | 39 17 47 N | 074 46 07 W |
| Marshelder Channel | Channel | -6 | Ocean | 39 32 41 N | 074 18 38 W |
| Marshelder Island | Island | 1 | Ocean | 39 42 20 N | 074 09 51 W |
| Marshelder Islands | Island | 0 | Ocean | 39 35 00 N | 074 14 08 W |
| Marshelder Point | Cape | 2 | Ocean | 39 33 07 N | 074 19 08 W |
| Marshelder Pond | Lake | -3 | Ocean | 39 42 18 N | 074 11 25 W |
| Marshes Creek | Stream | | Union | 40 36 04 N | 074 13 15 W |
| Martens Stadium Heliport | Airport | 48 | Essex | 40 46 26 N | 074 12 32 W |
| Martha | Populated Place | 9 | Burlington | 39 40 55 N | 074 30 38 W |
| Martha B Day Elementary School | School | 41 | Passaic | 41 01 00 N | 074 19 13 W |
| Martha Pond | Lake | 4 | Burlington | 39 41 07 N | 074 30 38 W |
| Martin J Ryerson Middle School | School | 41 | Passaic | 41 06 31 N | 074 14 38 W |
| Martin Luther King Elementary School | School | 25 | Middlesex | 40 32 02 N | 074 28 47 W |
| Martin Luther King Elementary School | School | 25 | Middlesex | 40 35 44 N | 074 22 30 W |
| Martin Luther King Elementary School | School | 41 | Passaic | 40 54 28 N | 074 08 56 W |
| Martin Luther King Junior Elementary School | School | 57 | Essex | 40 44 54 N | 074 11 43 W |
| Martin Luther King Junior School | School | 16 | Passaic | 40 51 51 N | 074 07 31 W |
| Martins | Populated Place | 160 | Sussex | 41 11 37 N | 074 35 39 W |
| Martins Beach | Populated Place | 4 | Burlington | 40 00 30 N | 074 53 15 W |
| Martins Creek | Gut | 2 | Middlesex | 40 29 20 N | 074 22 40 W |
| Martins Creek Station | Locale | 69 | Warren | 40 46 31 N | 075 10 17 W |