Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Hunter Tunnel | Tunnel | 303 | Jefferson | 40 17 23 N | 080 43 10 W |
| Hunterdon | Populated Place | 223 | Athens | 39 30 37 N | 082 07 18 W |
| Hunters Plaza Shopping Center | Locale | 219 | Hamilton | 39 10 12 N | 084 26 60 W |
| Hunters Ridge Mall Shopping Center | Locale | 247 | Franklin | 40 00 41 N | 082 51 55 W |
| Hunters Rock | Cliff | 237 | Hocking | 39 28 07 N | 082 32 10 W |
| Hunters Run | Stream | | Fairfield | 39 42 37 N | 082 36 32 W |
| Hunters Run Conservation District Structure Five Dam | Dam | 287 | Fairfield | 39 47 30 N | 082 38 06 W |
| Hunters Run Conservation District Structure Four Dam | Dam | 279 | Fairfield | 39 41 18 N | 082 38 42 W |
| Hunters Run Conservation District Structure One Dam | Dam | 306 | Fairfield | 39 43 00 N | 082 42 12 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 288 | Fairfield | 39 43 36 N | 082 41 60 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 302 | Fairfield | 39 43 24 N | 082 42 42 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 306 | Fairfield | 39 43 00 N | 082 42 12 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 283 | Fairfield | 39 42 18 N | 082 40 60 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 275 | Fairfield | 39 42 00 N | 082 38 60 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 279 | Fairfield | 39 41 18 N | 082 38 42 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 287 | Fairfield | 39 47 30 N | 082 38 06 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 263 | Fairfield | 39 46 12 N | 082 40 06 W |
| Hunters Run Conservation District Structure Reservoir | Reservoir | 282 | Fairfield | 39 43 54 N | 082 42 18 W |
| Hunters Run Conservation District Structure Six Dam | Dam | 263 | Fairfield | 39 46 12 N | 082 40 06 W |
| Hunters Run Conservation District Structure Three Dam | Dam | 275 | Fairfield | 39 42 00 N | 082 38 60 W |
| Hunters Run Conservation District Structure Two Dam | Dam | 283 | Fairfield | 39 42 18 N | 082 40 60 W |
| Hunters School (historical) | School | 336 | Morrow | 40 41 52 N | 082 50 42 W |
| Huntersville | Populated Place | 300 | Hardin | 40 43 04 N | 083 46 03 W |
| Huntersville Cemetery | Cemetery | 298 | Hardin | 40 43 21 N | 083 45 47 W |
| Huntersville Post Office (historical) | Post Office | 299 | Hardin | 40 43 05 N | 083 46 05 W |
| Hunting Run | Stream | | Pike | 38 57 32 N | 082 53 39 W |
| Hunting Valley | Populated Place | 233 | Cuyahoga | 41 29 21 N | 081 24 06 W |
| Hunting Valley Village Hall | Building | 264 | Cuyahoga | 41 29 28 N | 081 24 28 W |
| Huntingcamp Creek | Stream | | Jackson | 38 51 50 N | 082 33 47 W |
| Huntington | Populated Place | 294 | Lorain | 41 06 11 N | 082 13 16 W |
| Huntington Beach | Beach | 176 | Cuyahoga | 41 29 28 N | 081 56 05 W |
| Huntington Center Cemetery | Cemetery | 294 | Lorain | 41 06 15 N | 082 13 17 W |
| Huntington Elementary School | School | 188 | Lake | 41 44 21 N | 081 15 28 W |
| Huntington Elementary School | School | 334 | Medina | 41 13 23 N | 081 48 46 W |
| Huntington High School | School | 274 | Ross | 39 14 42 N | 083 03 26 W |
| Huntington Park | Park | 184 | Cuyahoga | 41 29 14 N | 081 56 10 W |
| Huntington Park | Park | 186 | Lake | 41 45 22 N | 081 16 29 W |
| Huntington Park | Populated Place | 163 | Brown | 38 40 16 N | 083 46 11 W |
| Huntington Playhouse | Building | 187 | Cuyahoga | 41 29 18 N | 081 56 12 W |
| Huntington Post Office (historical) | Post Office | 293 | Lorain | 41 06 10 N | 082 13 15 W |
| Huntington Public School (historical) | School | 296 | Lorain | 41 06 01 N | 082 13 11 W |
| Huntington Station (historical) | Locale | 305 | Lorain | 41 05 20 N | 082 13 15 W |
| Huntington Township Hall | Building | 296 | Lorain | 41 06 01 N | 082 13 11 W |
| Huntington Woods Mall Shopping Center | Locale | 307 | Mahoning | 41 01 26 N | 080 42 20 W |
| Huntly School (historical) | School | 311 | Crawford | 40 43 06 N | 082 59 04 W |
| Huntoon Cemetery | Cemetery | 219 | Lake | 41 41 44 N | 081 13 23 W |
| Hunts Corners | Populated Place | 234 | Huron | 41 13 39 N | 082 45 27 W |
| Hunts Creek | Stream | | Butler | 39 23 07 N | 084 24 30 W |
| Huntsburg | Populated Place | 382 | Geauga | 41 32 05 N | 081 03 06 W |
| Huntsburg Cemetery | Cemetery | 349 | Geauga | 41 31 18 N | 081 03 08 W |
| Huntsburg Center Cemetery | Cemetery | 389 | Geauga | 41 32 02 N | 081 03 15 W |
| Huntsburg Elementary School | School | 385 | Geauga | 41 32 01 N | 081 03 08 W |
| Huntsburg Post Office | Post Office | 379 | Geauga | 41 32 05 N | 081 03 04 W |
| Huntsburg School | School | 338 | Lake | 41 30 58 N | 081 01 44 W |
| Huntsman School (historical) | School | 417 | Richland | 40 35 32 N | 082 37 26 W |
| Huntstown (historical) | Populated Place | 220 | Putnam | 41 00 19 N | 084 18 13 W |
| Huntstown Post Office (historical) | Post Office | 219 | Putnam | 41 00 20 N | 084 18 15 W |
| Huntsville | Populated Place | 254 | Butler | 39 23 29 N | 084 23 01 W |
| Huntsville | Populated Place | 329 | Logan | 40 26 36 N | 083 48 18 W |
| Huntsville | Populated Place | 259 | Pickaway | 39 32 23 N | 082 46 12 W |
| Huntsville Cemetery | Cemetery | 335 | Logan | 40 25 49 N | 083 48 14 W |
| Huntsville Elementary School | School | 336 | Logan | 40 26 29 N | 083 48 02 W |
| Huntsville Post Office | Post Office | 326 | Logan | 40 26 35 N | 083 48 20 W |
| Huntsville Subdistrict School Number 1 (historical) | School | 251 | Butler | 39 23 30 N | 084 23 05 W |
| Huntsville United Methodist Church | Church | 329 | Logan | 40 26 32 N | 083 48 15 W |
| Hupp Hollow | Valley | | Monroe | 39 44 36 N | 081 14 42 W |
| Hurford | Populated Place | 280 | Harrison | 40 14 44 N | 080 53 49 W |
| Hurford Post Office (historical) | Post Office | 280 | Harrison | 40 14 45 N | 080 53 49 W |
| Hurford Run | Stream | | Stark | 40 46 26 N | 081 23 12 W |
| Huron | Populated Place | 178 | Erie | 41 23 42 N | 082 33 19 W |
| Huron Airport | Airport | 184 | Erie | 41 24 17 N | 082 36 12 W |
| Huron Cemetery | Cemetery | 181 | Erie | 41 23 18 N | 082 33 38 W |
| Huron County | Civil | 284 | Huron | 41 09 00 N | 082 33 00 W |
| Huron County Childrens Home | Building | 227 | Huron | 41 13 55 N | 082 36 30 W |
| Huron County Courthouse | Building | 220 | Huron | 41 14 31 N | 082 36 55 W |
| Huron County Fairgrounds | Locale | 224 | Huron | 41 13 42 N | 082 37 27 W |
| Huron County Home | Building | 235 | Huron | 41 13 31 N | 082 36 33 W |
| Huron County Law Library | Building | 220 | Huron | 41 14 31 N | 082 36 55 W |
| Huron High School | School | 180 | Erie | 41 23 53 N | 082 33 52 W |
| Huron Inner East Light | Locale | 175 | Erie | 41 23 57 N | 082 32 57 W |
| Huron Junction | Locale | 229 | Huron | 41 14 36 N | 082 35 42 W |
| Huron Lagoon | Lake | 176 | Erie | 41 25 25 N | 082 21 30 W |
| Huron Lagoons Marina | Locale | 176 | Erie | 41 23 12 N | 082 33 13 W |
| Huron Light | Locale | 174 | Erie | 41 24 16 N | 082 32 38 W |
| Huron Park | Park | 182 | Erie | 41 27 10 N | 082 42 13 W |
| Huron Plaza Shopping Center | Locale | 178 | Erie | 41 24 00 N | 082 33 38 W |
| Huron Post Office | Post Office | 180 | Erie | 41 23 33 N | 082 33 22 W |
| Huron Public Library | Building | 180 | Erie | 41 23 38 N | 082 33 25 W |
| Huron Range | Channel | 174 | Erie | 41 24 01 N | 082 32 49 W |
| Huron River | Stream | | Erie | 41 23 53 N | 082 32 57 W |
| Huron Road Hospital | Hospital | 220 | Cuyahoga | 41 31 29 N | 081 34 59 W |
| Huron Yacht Club | Locale | 174 | Erie | 41 23 29 N | 082 33 16 W |
| Hurst Cemetery | Cemetery | 270 | Highland | 39 04 54 N | 083 30 03 W |
| Husman Hall | Building | 202 | Hamilton | 39 08 57 N | 084 28 23 W |
| Hussey Cemetery | Cemetery | 336 | Greene | 39 35 08 N | 083 43 28 W |
| Hussey Cemetery | Cemetery | 253 | Mercer | 40 40 25 N | 084 28 30 W |
| Hussey Creek | Stream | | Auglaize | 40 39 22 N | 084 26 14 W |
| Hussey Run | Stream | | Highland | 39 14 42 N | 083 37 37 W |
| Hustead | Populated Place | 315 | Clark | 39 50 26 N | 083 51 47 W |
| Hustead Elementary School | School | 308 | Clark | 39 50 30 N | 083 53 04 W |
| Hustead Post Office (historical) | Post Office | 315 | Clark | 39 50 25 N | 083 51 50 W |
| Huston (historical) | Populated Place | 250 | Holmes | 40 36 28 N | 081 55 04 W |
| Huston Cemetery | Cemetery | 289 | Greene | 39 40 41 N | 084 05 51 W |
| Huston Cemetery | Cemetery | 240 | Hamilton | 39 17 59 N | 084 34 46 W |
| Huston Cemetery | Cemetery | 206 | Henry | 41 18 19 N | 084 10 05 W |
| Huston Creek | Stream | | Henry | 41 18 16 N | 084 09 20 W |
| Huston School (historical) | School | 231 | Van Wert | 40 53 18 N | 084 26 13 W |
| Hut Hollow | Valley | | Adams | 38 42 04 N | 083 23 04 W |
| Hutchins Bridge | Bridge | 262 | Fairfield | 39 37 37 N | 082 43 06 W |
| Hutchins Cemetery | Cemetery | 259 | Ashtabula | 41 45 33 N | 080 58 40 W |