Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Grace Gospel Hall | Church | 193 | Lorain | 41 26 37 N | 082 09 43 W |
| Grace Gospel Mission | Church | 231 | Muskingum | 39 56 10 N | 082 00 05 W |
| Grace Hall | Building | 328 | Cuyahoga | 41 29 42 N | 081 28 02 W |
| Grace Hollow | Valley | | Jackson | 39 05 40 N | 082 36 24 W |
| Grace Hospital | Hospital | 206 | Cuyahoga | 41 28 49 N | 081 41 33 W |
| Grace House Christian Church | Church | 305 | Summit | 41 06 26 N | 081 30 40 W |
| Grace Independent Methodist Church | Church | 234 | Franklin | 39 59 13 N | 082 59 58 W |
| Grace Lutheran Church | Church | 201 | Ashtabula | 41 56 37 N | 080 33 30 W |
| Grace Lutheran Church | Church | 276 | Cuyahoga | 41 30 05 N | 081 34 21 W |
| Grace Lutheran Church | Church | 317 | Darke | 40 06 22 N | 084 37 46 W |
| Grace Lutheran Church | Church | 194 | Erie | 41 23 55 N | 082 48 32 W |
| Grace Lutheran Church | Church | 367 | Geauga | 41 39 02 N | 081 05 25 W |
| Grace Lutheran Church | Church | 271 | Hamilton | 39 09 16 N | 084 36 09 W |
| Grace Lutheran Church | Church | 365 | Knox | 40 18 10 N | 082 42 04 W |
| Grace Lutheran Church | Church | 247 | Lorain | 41 17 41 N | 082 13 43 W |
| Grace Lutheran Church | Church | 190 | Lucas | 41 41 12 N | 083 37 03 W |
| Grace Lutheran Church | Church | 347 | Mahoning | 41 05 52 N | 080 43 59 W |
| Grace Lutheran Church | Church | 188 | Ottawa | 41 29 15 N | 083 18 23 W |
| Grace Lutheran Church | Church | 317 | Perry | 39 53 45 N | 082 25 07 W |
| Grace Lutheran Church | Church | 322 | Preble | 39 44 41 N | 084 38 52 W |
| Grace Lutheran Church | Church | 191 | Sandusky | 41 20 56 N | 083 07 08 W |
| Grace Lutheran Church | Church | 316 | Shelby | 40 26 03 N | 084 02 29 W |
| Grace Lutheran Church | Church | 314 | Trumbull | 41 09 20 N | 080 34 52 W |
| Grace Lutheran Church | Church | 271 | Tuscarawas | 40 31 18 N | 081 28 34 W |
| Grace Lutheran Church | Church | 256 | Williams | 41 26 59 N | 084 44 42 W |
| Grace Lutheran School | School | 272 | Hamilton | 39 09 16 N | 084 36 08 W |
| Grace Memorial Christian School | School | 226 | Franklin | 39 55 28 N | 082 59 08 W |
| Grace Memorial Churchof Christ in Christian Union | Church | 228 | Franklin | 39 55 32 N | 082 59 39 W |
| Grace Methodist Church | Church | 280 | Huron | 41 03 26 N | 082 43 40 W |
| Grace Methodist Church | Church | 213 | Morgan | 39 38 52 N | 081 50 58 W |
| Grace Methodist Church (historical) | Church | 180 | Butler | 39 23 51 N | 084 33 52 W |
| Grace Methodist Episcopal Church (historical) | Church | 318 | Champaign | 40 06 25 N | 083 45 11 W |
| Grace Missionary Baptist Church | Church | 188 | Clermont | 39 10 45 N | 084 16 43 W |
| Grace Missionary Baptist Church | Church | 200 | Hamilton | 39 09 23 N | 084 27 17 W |
| Grace Missionary Baptist Church | Church | 265 | Montgomery | 39 45 43 N | 084 15 54 W |
| Grace Park | Park | 314 | Summit | 41 05 04 N | 081 30 34 W |
| Grace Presbyterian Church | Church | 220 | Cuyahoga | 41 28 40 N | 081 48 29 W |
| Grace Presbyterian Church | Church | 188 | Lucas | 41 39 22 N | 083 34 20 W |
| Grace Run | Stream | | Adams | 38 54 32 N | 083 32 37 W |
| Grace School | School | 302 | Summit | 41 05 06 N | 081 32 13 W |
| Grace School | School | 271 | Tuscarawas | 40 31 18 N | 081 28 35 W |
| Grace Temple | Church | 251 | Franklin | 39 58 31 N | 082 58 06 W |
| Grace Temple Church of God in Christ | Church | 185 | Lucas | 41 40 29 N | 083 33 01 W |
| Grace Temple School (historical) | School | 303 | Union | 40 28 39 N | 083 24 41 W |
| Grace United Church of Christ | Church | 186 | Cuyahoga | 41 34 07 N | 081 34 36 W |
| Grace United Church of Christ | Church | 254 | Fairfield | 39 42 46 N | 082 36 13 W |
| Grace United Church of Christ | Church | 238 | Franklin | 39 57 04 N | 082 52 14 W |
| Grace United Church of Christ | Church | 303 | Stark | 40 47 33 N | 081 32 09 W |
| Grace United Church of Christ | Church | 346 | Stark | 40 49 24 N | 081 22 59 W |
| Grace United Church of Christ | Church | 302 | Summit | 41 04 48 N | 081 31 28 W |
| Grace United Methodist Church | Church | 265 | Allen | 40 43 48 N | 084 06 23 W |
| Grace United Methodist Church | Church | 269 | Auglaize | 40 32 50 N | 084 23 03 W |
| Grace United Methodist Church | Church | 194 | Butler | 39 24 59 N | 084 35 06 W |
| Grace United Methodist Church | Church | 295 | Clark | 39 55 32 N | 083 49 60 W |
| Grace United Methodist Church | Church | 295 | Clinton | 39 17 42 N | 083 59 18 W |
| Grace United Methodist Church | Church | 236 | Coshocton | 40 16 20 N | 081 51 54 W |
| Grace United Methodist Church | Church | 304 | Crawford | 40 48 12 N | 082 58 20 W |
| Grace United Methodist Church | Church | 232 | Defiance | 41 17 31 N | 084 45 48 W |
| Grace United Methodist Church | Church | 285 | Delaware | 40 17 53 N | 083 02 59 W |
| Grace United Methodist Church | Church | 297 | Fayette | 39 32 17 N | 083 26 18 W |
| Grace United Methodist Church | Church | 201 | Hamilton | 39 09 10 N | 084 27 25 W |
| Grace United Methodist Church | Church | 210 | Jackson | 39 03 05 N | 082 38 31 W |
| Grace United Methodist Church | Church | 269 | Miami | 40 08 57 N | 084 14 48 W |
| Grace United Methodist Church | Church | 245 | Montgomery | 39 46 22 N | 084 12 55 W |
| Grace United Methodist Church | Church | 218 | Muskingum | 39 56 36 N | 082 00 21 W |
| Grace United Methodist Church | Church | 188 | Wood | 41 35 15 N | 083 29 28 W |
| Grace United Methodist Church | Church | 250 | Wyandot | 40 57 06 N | 083 22 46 W |
| Grace Wesleyan Methodist Church | Church | 319 | Summit | 41 05 04 N | 081 28 28 W |
| Grace Zion Methodist Episcopal Church | Church | 343 | Stark | 40 55 03 N | 081 05 46 W |
| Graceland Cemetery | Cemetery | 287 | Shelby | 40 16 07 N | 084 09 23 W |
| Graceland Memorial Gardens | Cemetery | 268 | Clermont | 39 11 47 N | 084 11 60 W |
| Graceland Shopping Center | Locale | 243 | Franklin | 40 03 53 N | 083 01 22 W |
| Gracemount Elementary School | School | 298 | Cuyahoga | 41 27 11 N | 081 34 05 W |
| Gracey | Populated Place | 321 | Washington | 39 26 19 N | 081 17 39 W |
| Grade (historical) | Populated Place | 353 | Holmes | 40 30 27 N | 081 53 19 W |
| Grade Post Office (historical) | Post Office | 354 | Holmes | 40 30 25 N | 081 53 20 W |
| Grade School (historical) | School | 296 | Coshocton | 40 23 35 N | 081 52 26 W |
| Graduate School of Applied Religion (historical) | School | 248 | Hamilton | 39 07 48 N | 084 29 46 W |
| Grady Memorial Hospital | Hospital | 286 | Delaware | 40 18 19 N | 083 05 23 W |
| Graffield School (historical) | School | 329 | Licking | 40 03 41 N | 082 35 37 W |
| Grafton | Populated Place | 245 | Lorain | 41 16 21 N | 082 03 17 W |
| Grafton Cemetery | Cemetery | 356 | Champaign | 40 04 42 N | 083 55 32 W |
| Grafton Church | Church | 357 | Champaign | 40 04 48 N | 083 56 13 W |
| Grafton Elementary School | School | 245 | Lorain | 41 16 33 N | 082 03 02 W |
| Grafton Post Office | Post Office | 245 | Lorain | 41 16 20 N | 082 03 15 W |
| Grafton Reservoir | Reservoir | 245 | Lorain | 41 16 00 N | 082 02 48 W |
| Grafton Reservoir Dam | Dam | 245 | Lorain | 41 16 00 N | 082 02 48 W |
| Grafton Road School | School | 348 | Medina | 41 15 32 N | 081 49 02 W |
| Grafton School (historical) | School | 358 | Champaign | 40 04 58 N | 083 56 39 W |
| Grafton State Farm | Locale | 248 | Lorain | 41 17 18 N | 082 01 19 W |
| Grafton Township Hall | Building | 264 | Lorain | 41 14 10 N | 082 01 22 W |
| Grafton-Kennedy Elementary School | School | 235 | Montgomery | 39 48 02 N | 084 11 08 W |
| Graham | Populated Place | 322 | Monroe | 39 39 24 N | 081 12 07 W |
| Graham Cemetery | Cemetery | 261 | Hancock | 41 02 25 N | 083 26 50 W |
| Graham Cemetery | Cemetery | 372 | Logan | 40 14 05 N | 083 35 45 W |
| Graham Cemetery | Cemetery | 282 | Madison | 39 46 54 N | 083 18 29 W |
| Graham Cemetery | Cemetery | 298 | Marion | 40 34 04 N | 083 05 15 W |
| Graham Cemetery | Cemetery | 262 | Warren | 39 31 47 N | 084 10 42 W |
| Graham Cemetery | Cemetery | 320 | Washington | 39 31 48 N | 081 10 35 W |
| Graham Cemetery | Cemetery | 217 | Wood | 41 17 18 N | 083 27 56 W |
| Graham Chapel | Church | 292 | Athens | 39 16 06 N | 082 01 17 W |
| Graham Chapel Cemetery | Cemetery | 294 | Athens | 39 16 04 N | 082 01 16 W |
| Graham Corners | Populated Place | 325 | Coshocton | 40 11 13 N | 082 05 18 W |
| Graham Ditch | Canal | 190 | Lucas | 41 35 34 N | 083 39 59 W |
| Graham Farm Airport | Airport | 219 | Muskingum | 40 09 12 N | 081 58 24 W |
| Graham Local High School | School | 373 | Champaign | 40 07 22 N | 083 54 35 W |
| Graham North Elementary School | School | 345 | Champaign | 40 13 09 N | 083 57 22 W |
| Graham Post Office (historical) | Post Office | 326 | Monroe | 39 39 25 N | 081 12 09 W |
| Graham Ridge | Ridge | 327 | Coshocton | 40 11 53 N | 082 05 27 W |
| Graham Ridge | Ridge | 318 | Washington | 39 33 51 N | 081 12 43 W |