Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Highland Avenue United Methodist Church | Church | 305 | Marion | 39 30 01 N | 080 08 04 W |
| Highlawn United Methodist Church | Church | 283 | Marion | 39 31 56 N | 080 07 34 W |
| Hildreth Cemetery | Cemetery | 407 | Marion | 39 28 05 N | 080 27 00 W |
| Hill School (historical) | School | 309 | Marion | 39 29 35 N | 080 06 31 W |
| Hillcrest | Populated Place | 320 | Marion | 39 29 27 N | 080 09 21 W |
| Hillview | Populated Place | 292 | Marion | 39 26 21 N | 080 10 44 W |
| Hillview Baptist Chapel | Church | 304 | Marion | 39 28 49 N | 080 07 08 W |
| Hog Lick Run | Stream | | Marion | 39 25 05 N | 080 12 23 W |
| Holbert Cemetery | Cemetery | 361 | Marion | 39 34 54 N | 080 19 57 W |
| Holy Cross Cemetery | Cemetery | 345 | Marion | 39 29 44 N | 080 09 29 W |
| Holy Spirit Catholic Church | Church | 276 | Marion | 39 27 37 N | 080 13 08 W |
| Homewood | Populated Place | 309 | Marion | 39 31 17 N | 080 19 46 W |
| Hood Cemetery | Cemetery | 307 | Marion | 39 34 09 N | 080 08 16 W |
| Hoodsville | Populated Place | 300 | Marion | 39 34 23 N | 080 09 15 W |
| Hoodsville Cemetery | Cemetery | 308 | Marion | 39 34 27 N | 080 09 12 W |
| Hopewell | Populated Place | 321 | Marion | 39 28 16 N | 080 05 42 W |
| Hopewell School (historical) | School | 331 | Marion | 39 28 02 N | 080 05 37 W |
| Hopewell United Methodist Church | Church | 318 | Marion | 39 28 28 N | 080 05 44 W |
| Hough Park | Park | 295 | Marion | 39 31 47 N | 080 21 08 W |
| Hoult | Populated Place | 303 | Marion | 39 30 45 N | 080 07 38 W |
| Huey Run | Stream | | Marion | 39 31 04 N | 080 24 27 W |
| Huey Run School (historical) | School | 349 | Marion | 39 30 05 N | 080 25 16 W |
| Hutchinson | Populated Place | 291 | Marion | 39 26 26 N | 080 16 26 W |
| Ice Cemetery | Cemetery | 307 | Marion | 39 31 10 N | 080 24 29 W |
| Ice Cemetery | Cemetery | 343 | Marion | 39 33 35 N | 080 27 51 W |
| Idamay | Populated Place | 360 | Marion | 39 29 49 N | 080 15 25 W |
| Idamay Post Office | Post Office | 359 | Marion | 39 29 42 N | 080 15 38 W |
| Idamay United Methodist Church | Church | 368 | Marion | 39 29 38 N | 080 15 40 W |
| Immaculate Conception Roman Catholic Church | Church | 295 | Marion | 39 28 54 N | 080 07 55 W |
| Interchange 132 | Crossing | 321 | Marion | 39 26 00 N | 080 11 05 W |
| Interchange 133 | Crossing | 313 | Marion | 39 26 35 N | 080 10 06 W |
| Interchange 135 | Crossing | 332 | Marion | 39 27 24 N | 080 08 44 W |
| Interchange 137 | Crossing | 309 | Marion | 39 28 20 N | 080 07 14 W |
| Interchange 139 | Crossing | 305 | Marion | 39 29 21 N | 080 05 23 W |
| Iron Spring School (historical) | School | 355 | Marion | 39 34 01 N | 080 15 18 W |
| J Harper Meredith Building | Building | 308 | Marion | 39 29 07 N | 080 08 33 W |
| Jamison Number 9 Mine Camp Spring | Spring | 365 | Marion | 39 32 03 N | 080 15 14 W |
| Jayenn | Populated Place | 295 | Marion | 39 28 21 N | 080 10 56 W |
| Jayenne Elementary School | School | 297 | Marion | 39 28 23 N | 080 10 36 W |
| Joes Run | Stream | | Marion | 39 31 13 N | 080 23 21 W |
| Joetown | Populated Place | 309 | Marion | 39 27 47 N | 080 24 27 W |
| John Gump Spring | Spring | 330 | Marion | 39 32 24 N | 080 19 37 W |
| John Manchin Senior Health Care Center | Hospital | 293 | Marion | 39 28 52 N | 080 08 07 W |
| Johnnycake Run | Stream | | Marion | 39 34 59 N | 080 22 06 W |
| Johnson Run | Stream | | Marion | 39 30 08 N | 080 12 22 W |
| Jones Cemetery | Cemetery | 360 | Marion | 39 33 30 N | 080 24 04 W |
| Jordan | Populated Place | 274 | Marion | 39 32 55 N | 080 04 52 W |
| Jordan 93 Refuse Area Dam | Dam | 261 | Marion | 39 33 00 N | 080 04 59 W |
| Katy | Populated Place | 292 | Marion | 39 30 39 N | 080 13 27 W |
| Katy Church | Church | 289 | Marion | 39 30 10 N | 080 12 27 W |
| Keystone | Populated Place | 295 | Marion | 39 34 05 N | 080 12 13 W |
| Killarm | Populated Place | 301 | Marion | 39 25 21 N | 080 14 29 W |
| Kincaid Knob | Summit | 539 | Marion | 39 27 58 N | 080 00 26 W |
| Kingdom Hall of Jehovahs Witnesses | Church | 291 | Marion | 39 28 58 N | 080 07 58 W |
| Kingmont | Populated Place | 295 | Marion | 39 26 49 N | 080 10 33 W |
| Kingmont Community Building | Building | 294 | Marion | 39 26 47 N | 080 10 34 W |
| Kingmont Elementary School (historical) | School | 305 | Marion | 39 28 07 N | 079 41 11 W |
| Kingmont Post Office | Post Office | 293 | Marion | 39 26 47 N | 080 10 34 W |
| Kingmont United Methodist Church | Church | 301 | Marion | 39 26 46 N | 080 10 29 W |
| Lake Cemetery | Cemetery | 519 | Marion | 39 25 27 N | 080 00 12 W |
| Lake School (historical) | School | 529 | Marion | 39 25 39 N | 080 00 03 W |
| Laurel Run | Stream | | Marion | 39 28 45 N | 079 59 27 W |
| Laurel Run | Stream | | Marion | 39 30 47 N | 080 15 32 W |
| Laurel Run | Stream | | Marion | 39 31 12 N | 080 26 19 W |
| Laurel Run | Stream | | Marion | 39 34 42 N | 080 13 40 W |
| Laurel Run | Stream | | Marion | 39 30 26 N | 080 02 20 W |
| Laurel Run Lake Dam | Dam | 397 | Marion | 39 28 00 N | 079 59 47 W |
| Layman School (historical) | School | 446 | Marion | 39 29 16 N | 080 01 31 W |
| Left Fork Campbell Run | Stream | | Marion | 39 36 13 N | 080 22 18 W |
| Levels Church | Church | 336 | Marion | 39 25 06 N | 080 07 06 W |
| Lewis Run | Stream | | Marion | 39 33 32 N | 080 07 17 W |
| Lick Run | Stream | | Marion | 39 29 18 N | 080 00 43 W |
| Linns Cemetery | Cemetery | 300 | Marion | 39 25 56 N | 080 09 54 W |
| Little Bingamon Creek | Stream | | Marion | 39 26 04 N | 080 17 36 W |
| Little Creek | Stream | | Marion | 39 31 46 N | 080 04 35 W |
| Little Dents Run | Stream | | Marion | 39 31 44 N | 080 22 04 W |
| Little Dents Run School (historical) | School | 326 | Marion | 39 32 24 N | 080 22 05 W |
| Little Dunkard Mill Run | Stream | | Marion | 39 32 26 N | 080 15 17 W |
| Little Laurel Run | Stream | | Marion | 39 30 42 N | 080 14 53 W |
| Little Mill Fall Run | Stream | | Marion | 39 28 20 N | 080 13 10 W |
| Little Mod Run | Stream | | Marion | 39 31 28 N | 080 18 08 W |
| Little Paw Paw Creek | Stream | | Marion | 39 32 36 N | 080 08 37 W |
| Little Whetstone Run | Stream | | Marion | 39 31 05 N | 080 22 16 W |
| Llewellyn Church | Church | 314 | Marion | 39 33 49 N | 080 20 30 W |
| Llewellyn Run | Stream | | Marion | 39 33 48 N | 080 20 34 W |
| Llewellyn Run School (historical) | School | 326 | Marion | 39 34 02 N | 080 20 02 W |
| Logansport | Populated Place | 309 | Marion | 39 31 09 N | 080 24 49 W |
| Logansport United Methodist Church | Church | 317 | Marion | 39 31 05 N | 080 24 52 W |
| Long Drain | Stream | | Marion | 39 31 22 N | 080 24 12 W |
| Long Run | Stream | | Marion | 39 26 55 N | 080 03 30 W |
| Loveridge Fresh Water Dam Number One | Dam | 361 | Marion | 39 36 18 N | 080 17 47 W |
| Loveridge Fresh Water Dam Number Three | Dam | 390 | Marion | 39 36 24 N | 080 17 53 W |
| Loveridge Fresh Water Dam Number Two | Dam | 390 | Marion | 39 36 24 N | 080 17 53 W |
| Loveridge Freshwater Dam Number One | Reservoir | 423 | Marion | 39 36 06 N | 080 17 17 W |
| Loveridge Mine Impoundment Number Five | Reservoir | 341 | Marion | 39 36 18 N | 080 17 05 W |
| Loveridge Number Five Dam | Dam | 341 | Marion | 39 36 18 N | 080 17 05 W |
| Loveridge Number Four Dam | Dam | 423 | Marion | 39 36 06 N | 080 17 17 W |
| Lowe School (historical) | School | 311 | Marion | 39 25 01 N | 080 12 55 W |
| Lower Glade School (historical) | School | 320 | Marion | 39 28 48 N | 080 26 09 W |
| Lower Plum Run School (historical) | School | 311 | Marion | 39 31 43 N | 080 17 08 W |
| Mahan Run | Stream | | Marion | 39 31 21 N | 080 18 35 W |
| Mahan School (historical) | School | 321 | Marion | 39 32 16 N | 080 19 44 W |
| Manley Church | Church | 279 | Marion | 39 26 14 N | 080 14 11 W |
| Mannington | Populated Place | 297 | Marion | 39 31 51 N | 080 20 36 W |
| Mannington Christian Church | Church | 300 | Marion | 39 31 40 N | 080 20 41 W |
| Mannington Church of Christ | Church | 302 | Marion | 39 31 41 N | 080 20 42 W |
| Mannington Dam | Dam | 310 | Marion | 39 31 30 N | 080 21 59 W |
| Mannington Memorial Cemetery | Cemetery | 311 | Marion | 39 31 19 N | 080 24 14 W |
| Mannington Middle School | School | 299 | Marion | 39 31 45 N | 080 20 40 W |
| Mannington Post Office | Post Office | 295 | Marion | 39 31 50 N | 080 20 35 W |