Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Hudson County Correctional Center | Building | 41 | Hudson | 40 43 38 N | 074 06 20 W |
| Hudson County Courthouse | Building | 41 | Hudson | 40 43 54 N | 074 03 26 W |
| Hudson County Penitentiary (historical) | Building | 41 | Hudson | 40 45 41 N | 074 05 09 W |
| Hurst Hall | Building | 109 | Morris | 40 45 28 N | 074 25 42 W |
| Hutchinson Hall | Building | 41 | Union | 40 40 47 N | 074 14 01 W |
| Irvington Municipal Building | Building | 41 | Essex | 40 43 40 N | 074 14 04 W |
| Irvington Public Library | Building | 41 | Essex | 40 43 42 N | 074 14 03 W |
| Ivy Club | Building | 55 | Mercer | 40 20 53 N | 074 39 08 W |
| Ivy Hall | Building | 60 | Mercer | 40 20 48 N | 074 39 54 W |
| Jadwin Gymnasium | Building | 23 | Mercer | 40 20 37 N | 074 38 55 W |
| Jadwin Hall | Building | 38 | Mercer | 40 20 42 N | 074 39 06 W |
| James E Kirk Community Center | Building | 41 | Union | 40 39 24 N | 074 12 05 W |
| Janet Memorial Elizabeth Orphan Asylum (historical) | Building | 41 | Union | 40 40 45 N | 074 12 58 W |
| Jennings Library | Building | 41 | Essex | 40 50 00 N | 074 16 18 W |
| Jersey City City Hall | Building | 41 | Hudson | 40 43 04 N | 074 02 35 W |
| Jewish Community Center of Metuchen | Building | 41 | Middlesex | 40 32 52 N | 074 21 12 W |
| John F Kennedy Memorial Library | Building | 41 | Bergen | 40 51 24 N | 074 06 48 W |
| Joint Free Public Library of Morristown and Morris Township | Building | 105 | Morris | 40 47 38 N | 074 28 44 W |
| Joint Free Public Library of the Chathams | Building | 69 | Morris | 40 44 26 N | 074 22 50 W |
| Journal Square Transport Center | Building | 41 | Hudson | 40 43 55 N | 074 03 43 W |
| Jubilee Hall | Building | 41 | Essex | 40 44 35 N | 074 14 54 W |
| Keansburg Fire Station Number 1 | Building | 2 | Monmouth | 40 26 37 N | 074 07 48 W |
| Kearny Generating Station | Building | 41 | Hudson | 40 44 14 N | 074 05 46 W |
| Kendall Hall | Building | 40 | Mercer | 40 16 13 N | 074 46 46 W |
| Kenilworth Public Library | Building | 41 | Union | 40 40 35 N | 074 17 24 W |
| Key and Seal Club (historical) | Building | 51 | Mercer | 40 20 56 N | 074 38 58 W |
| Keyport Free Public Library | Building | 6 | Monmouth | 40 26 10 N | 074 12 03 W |
| Kingscote Administration Building | Building | 40 | Ocean | 40 05 44 N | 074 13 30 W |
| Kirby Hall | Building | 41 | Bergen | 40 51 59 N | 074 05 36 W |
| Kupfrian Hall | Building | 41 | Essex | 40 44 33 N | 074 10 42 W |
| L'Enfant Building | Building | 41 | Passaic | 40 54 59 N | 074 10 22 W |
| L'Hommedieu Hall | Building | 29 | Middlesex | 40 30 24 N | 074 21 53 W |
| Lake House | Building | 40 | Ocean | 40 05 40 N | 074 13 30 W |
| Lakeview Fire House | Building | 41 | Passaic | 40 54 06 N | 074 08 51 W |
| Lakewood Branch Ocean County Library | Building | 18 | Ocean | 40 05 35 N | 074 12 38 W |
| Lakewood Township Municipal Building | Building | 40 | Ocean | 40 05 37 N | 074 12 47 W |
| Laurel Hall | Building | 41 | Essex | 40 44 26 N | 074 10 46 W |
| Lee Memorial Library | Building | 41 | Bergen | 41 01 45 N | 074 08 19 W |
| Lenox House | Building | 60 | Mercer | 40 20 46 N | 074 40 02 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 |
| Liberty Hall Museum | Building | 41 | Union | 40 40 36 N | 074 13 38 W |
| Liberty Hose Company Number 3 | Building | 7 | Monmouth | 40 25 38 N | 074 11 42 W |
| Liberty Science Center | Building | 41 | Hudson | 40 42 35 N | 074 03 15 W |
| Liberty Theatre | Building | 41 | Union | 40 39 44 N | 074 12 44 W |
| Liberty Truck Company Number 2 | Building | 11 | Middlesex | 40 31 18 N | 074 15 47 W |
| Life Hall | Building | 41 | Passaic | 40 51 39 N | 074 11 47 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 Volunteer Fire Company Number 2 | Building | | Passaic | 40 54 24 N | 074 12 10 W |
| Linden Free Public Library | Building | 41 | Union | 40 38 06 N | 074 15 29 W |
| Little Falls Public Library | Building | 41 | Passaic | 40 52 51 N | 074 13 44 W |
| Little Ferry Free Public Library | Building | 41 | Bergen | 40 51 05 N | 074 02 37 W |
| Little Ferry Hook and Ladder Company Number 1 | Building | | Bergen | 40 51 05 N | 074 02 19 W |
| Little Ferry Hose Company Number 1 | Building | | Bergen | 40 50 53 N | 074 02 19 W |
| Little Theater | Building | 40 | Ocean | 40 06 00 N | 074 13 38 W |
| Lotte Hall | Building | 177 | Warren | 40 50 57 N | 074 50 03 W |
| Lourie - Love Hall | Building | 44 | Mercer | 40 20 40 N | 074 39 22 W |
| Lower Pyne | Building | 61 | Mercer | 40 21 00 N | 074 39 34 W |
| Mackay Campus Center | Building | 58 | Mercer | 40 20 39 N | 074 39 48 W |
| MacLean House | Building | 62 | Mercer | 40 20 57 N | 074 39 37 W |
| Madison Area Branch Newark Public Library | Building | 41 | Essex | 40 43 23 N | 074 12 48 W |
| Madison House | Building | 41 | Morris | 40 45 53 N | 074 25 39 W |
| Mahoney Library | Building | 119 | Morris | 40 46 53 N | 074 26 10 W |
| Main Hall | Building | 30 | Middlesex | 40 30 21 N | 074 21 54 W |
| Mallory Hall | Building | 41 | Passaic | 40 51 43 N | 074 11 48 W |
| Management Education Center | Building | 41 | Essex | 40 44 28 N | 074 10 21 W |
| Manville Volunteer Fire Department Company Number 1 | Building | 41 | Somerset | 40 32 34 N | 074 35 22 W |
| Maria Hall | Building | 40 | Ocean | 40 05 49 N | 074 13 45 W |
| Market Building | Building | 11 | Middlesex | 40 30 27 N | 074 16 14 W |
| Matawan - Aberdeen Public Library | Building | 17 | Monmouth | 40 24 48 N | 074 13 48 W |
| Matawan Fire Station Number 1 | Building | 18 | Monmouth | 40 24 46 N | 074 13 52 W |
| Matawan Fire Station Number 2 | Building | 16 | Monmouth | 40 24 34 N | 074 14 05 W |
| Matawan Fire Station Number 3 | Building | 15 | Monmouth | 40 24 53 N | 074 13 43 W |
| Matawan Fire Station Number 4 | Building | 9 | Monmouth | 40 25 16 N | 074 13 23 W |
| McCauley House | Building | 40 | Mercer | 40 16 14 N | 074 47 01 W |
| McClellan Engine Company Number 3 | Building | 11 | Middlesex | 40 31 02 N | 074 15 49 W |
| McClintock Hall | Building | 41 | Morris | 40 45 28 N | 074 25 44 W |
| McCormick Hall | Building | 61 | Mercer | 40 20 50 N | 074 39 28 W |
| McCosh Hall | Building | 63 | Mercer | 40 20 54 N | 074 39 22 W |
| McDonnell Hall | Building | 39 | Mercer | 40 20 43 N | 074 39 07 W |
| McEachern Hall | Building | 41 | Passaic | 40 51 45 N | 074 11 42 W |
| McNulty Gate | Building | 41 | Essex | 40 44 41 N | 074 14 50 W |
| McNulty Hall | Building | 41 | Essex | 40 44 36 N | 074 14 57 W |
| McQuaid Hall | Building | 41 | Essex | 40 44 30 N | 074 14 54 W |
| Mead Hall | Building | 41 | Morris | 40 45 45 N | 074 25 29 W |
| Mechanical Engineering Center | Building | 41 | Essex | 40 44 38 N | 074 10 42 W |
| Melrose Hose Company Number 1 | Building | 28 | Middlesex | 40 29 15 N | 074 17 55 W |
| Memorial Auditorium | Building | 41 | Passaic | 40 51 40 N | 074 11 45 W |
| Memorial Hall | Building | 61 | Mercer | 40 20 55 N | 074 39 33 W |
| Mercedes Hall | Building | 40 | Ocean | 40 05 52 N | 074 13 38 W |
| Mercy Center | Building | 40 | Ocean | 40 06 01 N | 074 13 40 W |
| Metuchen Borough Hall | Building | 29 | Middlesex | 40 32 38 N | 074 21 44 W |
| Metuchen Public Library | Building | 30 | Middlesex | 40 32 41 N | 074 21 40 W |
| Mickey Walker Community Center | Building | 41 | Union | 40 40 01 N | 074 11 56 W |
| Microelectronics Center | Building | 41 | Essex | 40 44 31 N | 074 10 43 W |
| Middlesex County Courthouse | Building | 16 | Middlesex | 40 29 40 N | 074 26 42 W |
| Midland Park Memorial Library | Building | 41 | Bergen | 40 59 24 N | 074 08 28 W |
| Monmouth County Courthouse | Building | 55 | Monmouth | 40 15 51 N | 074 16 43 W |
| Monroe Center for the Arts | Building | 41 | Hudson | 40 44 48 N | 074 02 15 W |
| Montclair Art Museum | Building | 41 | Essex | 40 49 07 N | 074 13 27 W |
| Montclair Heights Station | Building | 141 | Essex | 40 51 27 N | 074 12 34 W |
| Montvale Free Public Library | Building | 41 | Bergen | 41 02 24 N | 074 01 41 W |
| Mooney Hall | Building | 41 | Essex | 40 44 33 N | 074 14 47 W |
| Moravian Grange Hall Number 187 | Building | 127 | Warren | 40 54 35 N | 074 57 51 W |
| Morehead Halll | Building | 41 | Essex | 40 51 35 N | 074 11 50 W |
| Morris County Hall of Records | Building | 41 | Morris | 40 47 48 N | 074 29 04 W |
| Morris County Jail | Building | 41 | Morris | 40 47 50 N | 074 29 05 W |
| Morris Plains Borough Hall | Building | 41 | Morris | 40 49 34 N | 074 28 47 W |
| Morven | Building | 61 | Mercer | 40 20 50 N | 074 39 59 W |