Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Gladstone | Populated Place | 82 | Somerset | 40 43 21 N | 074 39 56 W |
| Gladstone Brook | Stream | | Somerset | 40 43 56 N | 074 40 01 W |
| Gladstone Station | Locale | 41 | Somerset | 40 43 13 N | 074 39 58 W |
| Grace Fellowship Chapel | Church | 41 | Somerset | 40 40 55 N | 074 38 34 W |
| Grandview | Populated Place | 41 | Somerset | 40 34 59 N | 074 35 01 W |
| Greater Cross Roads | Populated Place | 48 | Somerset | 40 40 08 N | 074 40 48 W |
| Green Brook | Stream | | Somerset | 40 35 03 N | 074 30 08 W |
| Green Brook Middle School | School | 41 | Somerset | 40 36 12 N | 074 27 53 W |
| Green Brook Park | Park | 18 | Somerset | 40 36 30 N | 074 26 43 W |
| Green Knoll | Populated Place | 43 | Somerset | 40 36 00 N | 074 36 44 W |
| Green Knoll Golf Course | Locale | 41 | Somerset | 40 36 05 N | 074 38 04 W |
| Green Knoll School | School | 33 | Somerset | 40 35 33 N | 074 37 31 W |
| Griggstown | Populated Place | 11 | Somerset | 40 26 16 N | 074 36 48 W |
| Halls Number 1 Heliport | Airport | 37 | Somerset | 40 34 30 N | 074 33 54 W |
| Hamilton | Populated Place | 25 | Somerset | 40 30 22 N | 074 37 13 W |
| Hamilton Elementary School | School | 41 | Somerset | 40 38 12 N | 074 36 52 W |
| Hamilton Farm Heliport | Airport | 86 | Somerset | 40 42 30 N | 074 40 57 W |
| Hamilton School | School | 33 | Somerset | 40 29 25 N | 074 28 36 W |
| Harlingen | Populated Place | 27 | Somerset | 40 26 51 N | 074 39 45 W |
| Harlingen Reformed Cemetery | Cemetery | 26 | Somerset | 40 28 18 N | 074 39 31 W |
| Harlingen Reformed Church | Church | 29 | Somerset | 40 26 55 N | 074 39 46 W |
| Harrison School | School | 22 | Somerset | 40 37 16 N | 074 26 21 W |
| Harrisons Brook | Stream | | Somerset | 40 39 22 N | 074 34 22 W |
| Herzog Brook | Stream | | Somerset | 40 42 20 N | 074 43 03 W |
| Higginsville | Populated Place | 31 | Somerset | 40 30 36 N | 074 47 19 W |
| High Time Farm Helistop | Airport | 29 | Somerset | 40 39 13 N | 074 41 12 W |
| Hill Cemetery | Cemetery | 40 | Somerset | 40 27 20 N | 074 35 50 W |
| Hillcrest Elementary School | School | 26 | Somerset | 40 29 55 N | 074 29 12 W |
| Hillsborough | Populated Place | 26 | Somerset | 40 28 39 N | 074 37 37 W |
| Hillsborough Church | Church | 29 | Somerset | 40 29 56 N | 074 39 01 W |
| Hillsborough Country Club | Locale | 40 | Somerset | 40 28 37 N | 074 46 14 W |
| Hillsborough Elementary School | School | 30 | Somerset | 40 30 08 N | 074 38 30 W |
| Hillsborough High School | School | 30 | Somerset | 40 29 47 N | 074 39 18 W |
| Hillsborough Reformed Church at Millstone | Church | 40 | Somerset | 40 29 58 N | 074 35 21 W |
| Hillsborough Reformed Church at Millstone Cemetery | Cemetery | 40 | Somerset | 40 29 58 N | 074 35 22 W |
| Hillside Elementary School | School | 41 | Somerset | 40 37 41 N | 074 37 54 W |
| Hoagland Cemetery | Cemetery | 41 | Somerset | 40 30 55 N | 074 41 09 W |
| Hofheimer Cemetery | Cemetery | 93 | Somerset | 40 36 50 N | 074 29 18 W |
| Holy Cross Cemetery | Cemetery | 115 | Somerset | 40 41 51 N | 074 34 30 W |
| Holy Ghost Carpatho-Russian Cemetery | Cemetery | 41 | Somerset | 40 31 26 N | 074 35 30 W |
| Holy Ghost Carpatho-Russian Church | Church | 41 | Somerset | 40 32 17 N | 074 35 27 W |
| Holy Trinity Catholic Church | Church | 41 | Somerset | 40 33 35 N | 074 39 18 W |
| Hoopstick Brook | Stream | | Somerset | 40 39 11 N | 074 41 11 W |
| Hope Church | Church | 41 | Somerset | 40 33 43 N | 074 31 39 W |
| Hydewood Park Baptist Church | Church | 41 | Somerset | 40 37 39 N | 074 25 20 W |
| Immaculate Conception Cemetery | Cemetery | 25 | Somerset | 40 34 19 N | 074 35 58 W |
| Immaculate Conception Roman Catholic School | School | 41 | Somerset | 40 34 23 N | 074 37 12 W |
| Indian Grove Brook | Stream | | Somerset | 40 44 26 N | 074 32 58 W |
| Intercahnge 14 | Crossing | 41 | Somerset | 40 34 34 N | 074 34 08 W |
| Interchange 10 | Crossing | 41 | Somerset | 40 32 22 N | 074 30 55 W |
| Interchange 12 | Crossing | 41 | Somerset | 40 33 06 N | 074 32 32 W |
| Interchange 13 | Crossing | 41 | Somerset | 40 34 05 N | 074 33 23 W |
| Interchange 17 | Crossing | 41 | Somerset | 40 35 49 N | 074 37 27 W |
| Interchange 21 | Crossing | 41 | Somerset | 40 38 34 N | 074 38 44 W |
| Interchange 22 | Crossing | 41 | Somerset | 40 39 30 N | 074 38 39 W |
| Interchange 26 | Crossing | 41 | Somerset | 40 38 40 N | 074 42 58 W |
| Interchange 26 | Crossing | 41 | Somerset | 40 41 20 N | 074 34 39 W |
| Interchange 30 | Crossing | 41 | Somerset | 40 38 34 N | 074 38 44 W |
| Interchange 30 | Crossing | 41 | Somerset | 40 43 43 N | 074 32 22 W |
| Interchange 33 | Crossing | 41 | Somerset | 40 38 48 N | 074 34 33 W |
| Interchange 36 | Crossing | 41 | Somerset | 40 38 52 N | 074 31 21 W |
| Interchange 40 | Crossing | 41 | Somerset | 40 39 06 N | 074 27 16 W |
| Interchange 41 | Crossing | 41 | Somerset | 40 39 40 N | 074 26 04 W |
| Irene E Feldkirchner Elementary School | School | 41 | Somerset | 40 36 01 N | 074 28 40 W |
| Iron Mine | Mine | 41 | Somerset | 40 44 13 N | 074 38 21 W |
| John F Kennedy Elementary School | School | 41 | Somerset | 40 34 08 N | 074 38 55 W |
| Johns-Manville | Airport | 13 | Somerset | 40 33 15 N | 074 34 44 W |
| Kingdom Hall of Jehovahs Witnesses Church | Church | 41 | Somerset | 40 24 58 N | 074 43 19 W |
| Kingston | Populated Place | 36 | Somerset | 40 22 31 N | 074 36 49 W |
| Kingston Elementary School | School | 40 | Somerset | 40 22 39 N | 074 36 52 W |
| Kingston Presbyterian Cemetery | Cemetery | 40 | Somerset | 40 22 31 N | 074 36 60 W |
| Kingston Presbyterian Church | Church | 40 | Somerset | 40 22 34 N | 074 36 45 W |
| Kingston United Methodist Church | Church | 40 | Somerset | 40 22 34 N | 074 36 58 W |
| Kupper Airport | Airport | 24 | Somerset | 40 31 27 N | 074 35 53 W |
| Lafayette Elementary School | School | 41 | Somerset | 40 33 52 N | 074 32 12 W |
| Lafayette School | School | 19 | Somerset | 40 34 04 N | 074 36 13 W |
| Lamington | Populated Place | 43 | Somerset | 40 39 39 N | 074 43 03 W |
| Lamington House Heliport | Airport | 62 | Somerset | 40 39 08 N | 074 41 47 W |
| Lamington Presbyterian Church | Church | 41 | Somerset | 40 39 39 N | 074 42 59 W |
| Lamington River | Stream | | Somerset | 40 38 03 N | 074 40 58 W |
| LaMonte School | School | 13 | Somerset | 40 33 47 N | 074 32 27 W |
| Lanes Crossing (historical) | Crossing | 41 | Somerset | 40 35 52 N | 074 41 41 W |
| Leonard J Buck Gardens | Park | 41 | Somerset | 40 40 23 N | 074 37 11 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 School | School | 18 | Somerset | 40 31 41 N | 074 37 34 W |
| Lincoln Hose Company Number 4 | Building | 41 | Somerset | 40 34 02 N | 074 36 36 W |
| Lincoln Park | Populated Place | 24 | Somerset | 40 29 06 N | 074 28 01 W |
| Lloyd McCorkle Training School for Boys and Girls | School | 37 | Somerset | 40 25 05 N | 074 42 21 W |
| Lockheed Electronics Company, Incorporated Heliport | Airport | 52 | Somerset | 40 38 32 N | 074 25 15 W |
| Lord Sterling Park | Park | 41 | Somerset | 40 41 58 N | 074 31 44 W |
| Lyons | Populated Place | 91 | Somerset | 40 41 07 N | 074 32 50 W |
| MacAfee Elementary School | School | 37 | Somerset | 40 29 42 N | 074 29 56 W |
| Macedonia Church | Church | 40 | Somerset | 40 29 03 N | 074 28 54 W |
| Macedonia Church | Church | 30 | Somerset | 40 35 28 N | 074 36 51 W |
| Mack Trucks Helistop | Airport | 28 | Somerset | 40 34 38 N | 074 35 40 W |
| Macs Brook | Stream | | Somerset | 40 34 48 N | 074 37 14 W |
| Madisonville | Populated Place | 90 | Somerset | 40 43 10 N | 074 32 26 W |
| Manville | Populated Place | 18 | Somerset | 40 32 27 N | 074 35 16 W |
| Manville High School | School | 41 | Somerset | 40 32 42 N | 074 35 51 W |
| Manville Reformed Church | Church | 41 | Somerset | 40 32 20 N | 074 35 24 W |
| Manville Volunteer Fire Department Company Number 1 | Building | 41 | Somerset | 40 32 34 N | 074 35 22 W |
| Martinsville | Populated Place | 103 | Somerset | 40 36 04 N | 074 33 33 W |
| Martinsville United Methodist Church | Church | 41 | Somerset | 40 36 07 N | 074 33 39 W |
| Mettler | Populated Place | 36 | Somerset | 40 29 57 N | 074 32 31 W |
| Mettlers Woods | Forest | 36 | Somerset | 40 30 29 N | 074 32 34 W |
| Mid-State Heliport | Airport | 226 | Somerset | 40 36 01 N | 075 43 08 W |
| Middle Brook | Stream | | Somerset | 40 33 20 N | 074 32 36 W |
| Middle Brook | Stream | | Somerset | 40 39 11 N | 074 41 11 W |