Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Lenape Park | Park | 23 | Union | 40 40 44 N | 074 19 14 W |
| Lenape Regional High School | School | 26 | Burlington | 39 55 17 N | 074 51 20 W |
| Lenape Valley Regional High School | School | 41 | Sussex | 40 55 15 N | 074 41 54 W |
| Lenape Woods Greenway Municipally Open Space | Park | 34 | Monmouth | 40 24 28 N | 074 01 29 W |
| Lenna W Conrow Elementary School | School | 6 | Monmouth | 40 19 00 N | 073 59 01 W |
| Lenola | Populated Place | 9 | Burlington | 39 57 44 N | 074 58 57 W |
| Lenox Elementary School | School | 41 | Passaic | 41 00 13 N | 074 17 23 W |
| Lenox House | Building | 60 | Mercer | 40 20 46 N | 074 40 02 W |
| Lentine South Airport | Airport | 44 | Ocean | 39 47 13 N | 074 22 37 W |
| Leonard J Buck Gardens | Park | 41 | Somerset | 40 40 23 N | 074 37 11 W |
| Leonard Thorofare | Channel | 0 | Cape May | 39 06 40 N | 074 45 11 W |
| Leonard V Moore Middle School | School | 41 | Union | 40 39 04 N | 074 15 54 W |
| Leonardo | Populated Place | 12 | Monmouth | 40 25 02 N | 074 03 44 W |
| Leonardo Elementary School | School | 14 | Monmouth | 40 24 41 N | 074 03 33 W |
| Leonardo Harbor | Bay | -1 | Monmouth | 40 25 17 N | 074 03 38 W |
| Leonardo State Marina | Park | 5 | Monmouth | 40 25 24 N | 074 03 43 W |
| Leonards | Populated Place | 3 | Gloucester | 39 50 32 N | 075 12 22 W |
| Leonardville | Populated Place | 16 | Monmouth | 40 24 22 N | 074 02 31 W |
| Leonia | Populated Place | 31 | Bergen | 40 51 41 N | 073 59 17 W |
| Leonia High School | School | 41 | Bergen | 40 52 16 N | 073 59 18 W |
| Leonia Middle School | School | 41 | Bergen | 40 52 04 N | 073 59 02 W |
| Leonia Post Office | Post Office | 41 | Bergen | 40 51 33 N | 073 59 09 W |
| Leonia Presbyterian Church | Church | 41 | Bergen | 40 51 49 N | 073 59 24 W |
| Leonia United Methodist Church | Church | 41 | Bergen | 40 51 51 N | 073 59 12 W |
| Leroy Gordon Cooper Elementary School | School | 6 | Middlesex | 40 26 47 N | 074 14 42 W |
| Lester C Noecker Elementary School | School | 41 | Essex | 40 49 24 N | 074 18 44 W |
| Lewis Brook | Stream | | Mercer | 40 20 00 N | 074 46 54 W |
| Lewis F Cole Middle School | School | 41 | Bergen | 40 50 57 N | 073 58 49 W |
| Lewis Hall | Building | 41 | Essex | 40 44 31 N | 074 14 48 W |
| Lewis House | Building | 41 | Morris | 40 45 39 N | 074 25 16 W |
| Lewis Morris Park | Park | 41 | Morris | 40 46 57 N | 074 32 29 W |
| Lewis Point | Cape | 0 | Monmouth | 40 22 03 N | 074 02 42 W |
| Lewis School | School | 33 | Camden | 39 47 38 N | 075 02 23 W |
| Lewisburg | Populated Place | 134 | Sussex | 41 11 48 N | 074 36 44 W |
| Lewistown | Populated Place | 25 | Burlington | 40 00 22 N | 074 38 54 W |
| Lewisville | Populated Place | 33 | Mercer | 40 17 20 N | 074 43 34 W |
| Li Calzi Airport | Airport | 9 | Cumberland | 39 24 30 N | 075 14 12 W |
| Liberty Academy Charter School | School | 41 | Hudson | 40 42 58 N | 074 02 25 W |
| Liberty Baptist Church | Church | 41 | Union | 40 39 30 N | 074 11 31 W |
| Liberty Corner | Populated Place | 73 | Somerset | 40 39 53 N | 074 34 39 W |
| Liberty Corner Elementary School | School | 41 | Somerset | 40 39 58 N | 074 34 59 W |
| Liberty Corner Presbyterian Church | Church | 41 | Somerset | 40 39 57 N | 074 34 53 W |
| Liberty Hall Heliport | Airport | 18 | Union | 40 40 30 N | 074 14 42 W |
| Liberty Hall Museum | Building | 41 | Union | 40 40 36 N | 074 13 38 W |
| Liberty Harbor | Harbor | 0 | Ocean | 39 47 04 N | 074 11 07 W |
| Liberty Hose Company Number 3 | Building | 7 | Monmouth | 40 25 38 N | 074 11 42 W |
| Liberty Industrial Park | Locale | 41 | Hudson | 40 41 58 N | 074 03 42 W |
| Liberty Oak Park | Park | 30 | Monmouth | 40 12 45 N | 074 17 37 W |
| Liberty School | School | 8 | Bergen | 40 53 50 N | 073 58 45 W |
| Liberty School | School | 18 | Somerset | 40 31 41 N | 074 37 34 W |
| Liberty Science Center | Building | 41 | Hudson | 40 42 35 N | 074 03 15 W |
| Liberty Square | Populated Place | 10 | Union | 40 39 00 N | 074 11 38 W |
| Liberty State Park | Park | 41 | Hudson | 40 42 14 N | 074 03 14 W |
| Liberty State Park Heliport | Airport | -3 | Hudson | 40 41 35 N | 074 03 12 W |
| Liberty Theatre | Building | 41 | Union | 40 39 44 N | 074 12 44 W |
| Liberty Thorofare | Channel | 0 | Ocean | 39 33 33 N | 074 14 49 W |
| Liberty Truck Company Number 2 | Building | 11 | Middlesex | 40 31 18 N | 074 15 47 W |
| Libertyville | Populated Place | 219 | Sussex | 41 14 23 N | 074 39 16 W |
| Lidgerwood Park | Park | 94 | Morris | 40 47 07 N | 074 28 36 W |
| Lieutenant Carey A Arthur Memorial Park | Park | 41 | Passaic | 40 59 44 N | 074 15 19 W |
| Life Hall | Building | 41 | Passaic | 40 51 39 N | 074 11 47 W |
| Life Magazine Camp (historical) | Locale | | Sussex | 41 15 46 N | 074 44 12 W |
| Liffy Island | Island | 308 | Morris | 40 58 23 N | 074 36 53 W |
| Lighthouse Baptist Church | Church | 41 | Hudson | 40 42 35 N | 074 04 31 W |
| Lighthouse Pond | Lake | 0 | Cape May | 38 56 04 N | 074 57 37 W |
| Lillian Drive Elementary School | School | 14 | Monmouth | 40 25 50 N | 074 08 54 W |
| Lillian M Steen Elementary School | School | 41 | Bergen | 40 52 42 N | 074 01 58 W |
| Lily Lake | Reservoir | 1 | Atlantic | 39 28 01 N | 074 27 18 W |
| Lily Lake Dam | Dam | 1 | Atlantic | 39 28 01 N | 074 27 18 W |
| Limestone Channel | Channel | -13 | Ocean | 39 42 22 N | 074 09 24 W |
| Lincoln | Populated Place | 40 | Gloucester | 39 40 10 N | 075 14 27 W |
| Lincoln Avenue Elementary School | School | 41 | Essex | 40 46 04 N | 074 14 11 W |
| Lincoln Elementary School | School | 10 | Bergen | 40 52 03 N | 074 06 26 W |
| Lincoln Elementary School | School | 18 | Bergen | 40 48 34 N | 074 07 07 W |
| Lincoln Elementary School | School | 19 | Bergen | 40 49 36 N | 074 07 04 W |
| Lincoln Elementary School | School | 11 | Bergen | 40 50 18 N | 074 05 16 W |
| Lincoln Elementary School | School | 22 | Bergen | 40 51 43 N | 074 01 31 W |
| Lincoln Elementary School | School | 27 | Bergen | 40 51 55 N | 074 04 07 W |
| Lincoln Elementary School | School | 4 | Bergen | 40 53 37 N | 073 58 39 W |
| Lincoln Elementary School | School | 34 | Bergen | 40 55 02 N | 074 00 27 W |
| Lincoln Elementary School | School | 11 | Bergen | 40 56 28 N | 074 00 12 W |
| Lincoln Elementary School | School | 65 | Essex | 40 44 35 N | 074 14 07 W |
| Lincoln Elementary School | School | 37 | Essex | 40 48 48 N | 074 10 12 W |
| Lincoln Elementary School | School | 146 | Essex | 40 50 12 N | 074 16 13 W |
| Lincoln Elementary School | School | 34 | Hudson | 40 46 10 N | 074 08 43 W |
| Lincoln Elementary School | School | 22 | Middlesex | 40 30 01 N | 074 27 13 W |
| Lincoln Elementary School | School | 31 | Middlesex | 40 31 18 N | 074 22 58 W |
| Lincoln Elementary School | School | 172 | Morris | 40 53 52 N | 074 30 43 W |
| Lincoln Elementary School | School | 41 | Passaic | 40 59 32 N | 074 16 58 W |
| Lincoln Elementary School | School | 32 | Passaic | 40 57 05 N | 074 08 58 W |
| Lincoln Elementary School | School | 29 | Union | 40 39 16 N | 074 19 37 W |
| Lincoln High School | School | 24 | Hudson | 40 43 33 N | 074 04 12 W |
| Lincoln Highway Bridge | Bridge | | Hudson | 40 43 39 N | 074 05 57 W |
| Lincoln Hose Company Number 4 | Building | 41 | Somerset | 40 34 02 N | 074 36 36 W |
| Lincoln Hose Company Station Number 5 | Building | 4 | Monmouth | 40 26 17 N | 074 11 36 W |
| Lincoln Junior High School | School | 15 | Hudson | 40 47 06 N | 074 03 19 W |
| Lincoln Memorial Park | Cemetery | 18 | Atlantic | 39 26 52 N | 074 41 13 W |
| Lincoln Middle School | School | 16 | Middlesex | 40 35 31 N | 074 28 06 W |
| Lincoln Number 3 Elementary School | School | 10 | Hudson | 40 44 56 N | 074 09 21 W |
| Lincoln Number 5 Elementary School | School | 63 | Hudson | 40 47 40 N | 074 01 12 W |
| Lincoln Number 5 Elementary School | School | 6 | Hudson | 40 40 01 N | 074 06 37 W |
| Lincoln Park | Park | 41 | Bergen | 40 49 32 N | 074 06 29 W |
| Lincoln Park | Park | 7 | Essex | 40 43 34 N | 074 10 43 W |
| Lincoln Park | Park | 4 | Hudson | 40 43 38 N | 074 05 10 W |
| Lincoln Park | Park | 55 | Morris | 40 55 28 N | 074 18 08 W |
| Lincoln Park | Populated Place | 32 | Middlesex | 40 31 12 N | 074 23 08 W |
| Lincoln Park | Populated Place | 55 | Morris | 40 55 27 N | 074 18 08 W |
| Lincoln Park | Populated Place | 24 | Ocean | 39 44 31 N | 074 14 39 W |
| Lincoln Park | Populated Place | 24 | Somerset | 40 29 06 N | 074 28 01 W |
| Lincoln Park Airport | Airport | 55 | Morris | 40 56 51 N | 074 18 51 W |