Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Kenridge Lake | Lake | 246 | Hamilton | 39 15 09 N | 084 22 06 W |
| Kensington | Populated Place | 340 | Columbiana | 40 44 07 N | 080 57 23 W |
| Kensington Church of the Nazarene | Church | 302 | Marion | 40 35 02 N | 083 05 53 W |
| Kensington Post Office | Post Office | 341 | Columbiana | 40 44 05 N | 080 57 24 W |
| Kensington School | School | 189 | Cuyahoga | 41 29 03 N | 081 50 43 W |
| Kenston High School | School | 381 | Geauga | 41 23 44 N | 081 18 23 W |
| Kenston Intermediate School | School | 354 | Geauga | 41 22 59 N | 081 20 24 W |
| Kenston Lake | Reservoir | 333 | Geauga | 41 22 54 N | 081 20 53 W |
| Kenston Lake Dam | Dam | 333 | Geauga | 41 22 54 N | 081 20 53 W |
| Kenston Middle School | School | 384 | Geauga | 41 23 48 N | 081 18 20 W |
| Kent | Populated Place | 325 | Portage | 41 09 13 N | 081 21 28 W |
| Kent Branch Library | Building | 184 | Lucas | 41 40 43 N | 083 33 21 W |
| Kent Cemetery | Cemetery | 239 | Defiance | 41 22 13 N | 084 40 49 W |
| Kent City Hall | Building | 327 | Portage | 41 09 03 N | 081 21 28 W |
| Kent Ditch | Canal | 289 | Madison | 39 55 33 N | 083 17 14 W |
| Kent Elementary School | School | 237 | Franklin | 39 57 04 N | 082 57 38 W |
| Kent Hall | Building | 355 | Portage | 41 09 03 N | 081 20 57 W |
| Kent Middle School | School | 334 | Summit | 41 02 18 N | 081 30 07 W |
| Kent Post Office | Post Office | 322 | Portage | 41 09 08 N | 081 21 31 W |
| Kent Post Office | Post Office | 324 | Portage | 41 09 15 N | 081 21 29 W |
| Kent Run | Stream | | Muskingum | 39 52 20 N | 082 05 42 W |
| Kent Run | Stream | | Muskingum | 39 52 01 N | 081 51 41 W |
| Kent State University | School | 350 | Portage | 41 08 52 N | 081 20 18 W |
| Kent State University | School | 341 | Stark | 40 52 00 N | 081 26 19 W |
| Kent State University Airport | Airport | 340 | Summit | 41 09 06 N | 081 24 59 W |
| Kent State University Ashtabula Campus | School | 192 | Ashtabula | 41 53 19 N | 080 49 51 W |
| Kent State University East Liverpool Campus | School | 223 | Columbiana | 40 37 01 N | 080 34 37 W |
| Kent State University Library | Building | 346 | Portage | 41 08 48 N | 081 20 32 W |
| Kent State University Museum | Building | 336 | Portage | 41 09 10 N | 081 20 59 W |
| Kent State University Salem Branch | School | 387 | Columbiana | 40 51 51 N | 080 50 08 W |
| Kent State University Trumbull Branch | School | 276 | Trumbull | 41 16 44 N | 080 50 11 W |
| Kenton | Populated Place | 302 | Hardin | 40 38 49 N | 083 36 35 W |
| Kenton Baptist Temple | Church | 307 | Hardin | 40 38 56 N | 083 36 25 W |
| Kenton Church | Church | 297 | Hardin | 40 38 36 N | 083 31 11 W |
| Kenton City Hall | Building | 306 | Hardin | 40 38 54 N | 083 36 37 W |
| Kenton Courthouse Square Historic District | Park | 306 | Hardin | 40 38 52 N | 083 36 31 W |
| Kenton Creek | Stream | | Clark | 39 59 37 N | 083 49 03 W |
| Kenton Elementary School | School | 320 | Clark | 39 57 05 N | 083 47 19 W |
| Kenton High School | School | 309 | Hardin | 40 39 01 N | 083 35 58 W |
| Kenton Lake | Reservoir | 206 | Gallia | 38 49 14 N | 082 29 26 W |
| Kenton Memorial Cemetery | Cemetery | 308 | Champaign | 40 07 49 N | 083 48 47 W |
| Kenton Post Office | Post Office | 302 | Hardin | 40 38 50 N | 083 36 40 W |
| Kenton Ridge High School | School | 334 | Clark | 39 59 12 N | 083 45 45 W |
| Kenton Shopping Plaza | Locale | 307 | Hardin | 40 39 06 N | 083 35 40 W |
| Kentown Shopping Center | Locale | 271 | Cuyahoga | 41 21 48 N | 081 45 30 W |
| Kentucky Elementary School | School | | Cuyahoga | 41 29 07 N | 081 42 50 W |
| Kentucky Garden | Park | | Cuyahoga | 41 29 07 N | 081 42 47 W |
| Kentucky Street Reservoir (historical) | Reservoir | 210 | Cuyahoga | 41 29 08 N | 081 42 45 W |
| Kenwood | Populated Place | 244 | Hamilton | 39 12 38 N | 084 22 02 W |
| Kenwood | Populated Place | 286 | Harrison | 40 15 02 N | 080 54 38 W |
| Kenwood Country Club | Locale | 269 | Hamilton | 39 10 59 N | 084 23 11 W |
| Kenwood Elementary School | School | 213 | Wood | 41 21 53 N | 083 39 12 W |
| Kenwood Heights (subdivision) | Populated Place | 315 | Clark | 39 54 24 N | 083 46 54 W |
| Kenwood Heights Elementary School | School | 322 | Clark | 39 54 25 N | 083 47 11 W |
| Kenwood Hills | Populated Place | 266 | Hamilton | 39 10 02 N | 084 22 56 W |
| Kenwood Knolls | Populated Place | 248 | Hamilton | 39 13 00 N | 084 22 31 W |
| Kenwood Mall Shopping Center | Locale | 256 | Hamilton | 39 11 52 N | 084 22 42 W |
| Kenwood Mine | Mine | 347 | Harrison | 40 15 52 N | 080 54 30 W |
| Kenwood Mine | Mine | 359 | Harrison | 40 15 25 N | 080 55 24 W |
| Kenwood Plaza Shopping Center | Locale | 189 | Lucas | 41 40 38 N | 083 36 32 W |
| Kenwood Post Office (historical) | Post Office | 298 | Harrison | 40 15 05 N | 080 54 39 W |
| Kenwood School | School | 241 | Franklin | 40 02 12 N | 083 02 30 W |
| Kenwood Shopping Center | Locale | 189 | Lucas | 41 40 37 N | 083 36 41 W |
| Kenwood Towne Centre Shopping Center | Locale | 259 | Hamilton | 39 12 08 N | 084 22 37 W |
| Kenworth Avenue Pentecostal Church | Church | 210 | Butler | 39 24 28 N | 084 35 09 W |
| Kenworthy School (historical) | School | 316 | Preble | 39 35 18 N | 084 34 23 W |
| Kenykirk Harbor | Harbor | 175 | Ottawa | 41 32 48 N | 082 51 22 W |
| Kenykirk Harbor | Locale | 175 | Ottawa | 41 32 47 N | 082 51 20 W |
| Kenyon Brook Elementary School | School | 257 | Franklin | 40 04 40 N | 083 00 55 W |
| Kenyon Cemetery | Cemetery | 332 | Knox | 40 22 26 N | 082 23 56 W |
| Kenyon College | School | 324 | Knox | 40 22 22 N | 082 23 48 W |
| Kepes Flying Field | Airport | 328 | Clark | 39 55 24 N | 083 39 43 W |
| Kepper Cemetery | Cemetery | 244 | Miami | 39 58 13 N | 084 08 34 W |
| Keppler Ditch | Canal | 294 | Shelby | 40 24 12 N | 084 13 57 W |
| Keppler Ford | Crossing | 225 | Pickaway | 39 44 51 N | 083 07 48 W |
| Keppler School (historical) | School | 222 | Paulding | 41 00 17 N | 084 33 12 W |
| Kercher Park | Park | 219 | Montgomery | 39 36 58 N | 084 22 60 W |
| Kern Cemetery | Cemetery | 323 | Fairfield | 39 34 45 N | 082 41 49 W |
| Kerns Hollow | Valley | | Lawrence | 38 40 41 N | 082 39 49 W |
| Kerns Religious Life Center | Church | 238 | Franklin | 39 57 22 N | 082 56 15 W |
| Kerns School (historical) | School | 321 | Logan | 40 30 03 N | 083 32 19 W |
| Kerr | Populated Place | 186 | Gallia | 38 52 22 N | 082 15 39 W |
| Kerr | Populated Place | 360 | Monroe | 39 46 34 N | 081 08 05 W |
| Kerr Cemetery | Cemetery | 216 | Hamilton | 39 15 25 N | 084 16 58 W |
| Kerr Corner | Populated Place | 283 | Delaware | 40 25 09 N | 083 14 56 W |
| Kerr Mine | Mine | 354 | Harrison | 40 17 02 N | 081 00 37 W |
| Kerr Park | Park | 301 | Summit | 41 04 59 N | 081 34 19 W |
| Kerr Post Office | Post Office | 186 | Gallia | 38 52 20 N | 082 15 40 W |
| Kerr Run | Stream | | Adams | 39 01 45 N | 083 28 23 W |
| Kerr Run | Stream | | Meigs | 39 02 22 N | 081 59 48 W |
| Kerr Run | Stream | | Washington | 39 24 09 N | 081 16 03 W |
| Kerr-Boyd Cemetery | Cemetery | 330 | Harrison | 40 13 21 N | 081 18 01 W |
| Kerr-Harrington House Museum | Building | 314 | Franklin | 40 04 50 N | 082 48 22 W |
| Kerrs Cemetery | Cemetery | 271 | Trumbull | 41 09 35 N | 080 46 33 W |
| Kerrs Run | Populated Place | 175 | Meigs | 39 01 48 N | 082 00 16 W |
| Kerruish Park | Park | 283 | Cuyahoga | 41 25 43 N | 081 33 44 W |
| Kershner Cemetery | Cemetery | 317 | Darke | 40 13 57 N | 084 36 25 W |
| Kesselring Run | Stream | | Washington | 39 25 19 N | 081 14 07 W |
| Kessinger School (historical) | School | 235 | Jackson | 39 03 28 N | 082 36 41 W |
| Kessler | Populated Place | 280 | Miami | 39 58 40 N | 084 17 25 W |
| Kessler Post Office (historical) | Post Office | 280 | Miami | 39 58 40 N | 084 17 25 W |
| Kessler Run | Stream | | Allen | 40 45 12 N | 084 11 41 W |
| Kessling Park | Park | 256 | Warren | 39 32 45 N | 084 12 54 W |
| Ketcham Ditch | Canal | 186 | Lucas | 41 42 40 N | 083 35 29 W |
| Kettenring Hills Dam | Dam | 218 | Defiance | 41 17 42 N | 084 19 48 W |
| Kettenring Hills Lake | Reservoir | 218 | Defiance | 41 17 42 N | 084 19 48 W |
| Kettering | Populated Place | 307 | Montgomery | 39 41 22 N | 084 10 08 W |
| Kettering Central Park | Park | 305 | Montgomery | 39 41 53 N | 084 09 35 W |
| Kettering Elementary School | School | 272 | Licking | 40 04 12 N | 082 22 39 W |
| Kettering Field | Park | 226 | Montgomery | 39 46 35 N | 084 11 25 W |