Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Bannon Park | Park | 171 | Scioto | 38 44 34 N | 082 59 12 W |
| Banquet Foods Reservoir | Reservoir | 213 | Jackson | 39 06 00 N | 082 32 18 W |
| Banquet Foods Reservoir Dam | Dam | 213 | Jackson | 39 06 00 N | 082 32 18 W |
| Bantam | Populated Place | 263 | Clermont | 38 59 55 N | 084 08 29 W |
| Bantam Post Office (historical) | Post Office | 263 | Clermont | 38 59 55 N | 084 08 30 W |
| Bantam Ridge Elementary School | School | 355 | Jefferson | 40 21 55 N | 080 43 48 W |
| Bantas Fork | Stream | | Preble | 39 42 53 N | 084 31 27 W |
| Bantum School (historical) | School | 241 | Coshocton | 40 20 12 N | 081 57 33 W |
| Baptist Cemetery | Cemetery | 202 | Butler | 39 28 50 N | 084 27 35 W |
| Baptist Cemetery | Cemetery | 333 | Champaign | 40 03 42 N | 083 45 19 W |
| Baptist Cemetery | Cemetery | 287 | Clinton | 39 23 14 N | 083 58 02 W |
| Baptist Cemetery | Cemetery | 311 | Clinton | 39 32 20 N | 083 46 58 W |
| Baptist Cemetery | Cemetery | 243 | Coshocton | 40 16 32 N | 081 45 30 W |
| Baptist Cemetery | Cemetery | 287 | Fairfield | 39 46 23 N | 082 30 22 W |
| Baptist Cemetery | Cemetery | 268 | Franklin | 39 57 09 N | 082 48 03 W |
| Baptist Cemetery | Cemetery | 320 | Greene | 39 44 08 N | 083 47 16 W |
| Baptist Cemetery | Cemetery | 174 | Hamilton | 39 16 08 N | 084 45 55 W |
| Baptist Cemetery | Cemetery | 348 | Highland | 39 08 04 N | 083 39 56 W |
| Baptist Cemetery | Cemetery | 243 | Jackson | 39 04 50 N | 082 31 11 W |
| Baptist Cemetery | Cemetery | 292 | Morrow | 40 26 25 N | 082 58 09 W |
| Baptist Cemetery | Cemetery | 223 | Ross | 39 23 59 N | 083 10 02 W |
| Baptist Cemetery | Cemetery | 323 | Stark | 40 41 31 N | 081 37 04 W |
| Baptist Foundation Lake | Reservoir | 296 | Clinton | 39 28 24 N | 083 54 42 W |
| Baptist Foundation Lake Dam | Dam | 296 | Clinton | 39 28 24 N | 083 54 42 W |
| Baptist Hill Cemetery | Cemetery | 233 | Ross | 39 15 43 N | 083 02 57 W |
| Baptist Hill Cemetery | Cemetery | 277 | Trumbull | 41 20 32 N | 080 59 06 W |
| Baptist Hill Church | Church | 237 | Ross | 39 15 43 N | 083 02 56 W |
| Baptist Ridge | Ridge | 372 | Monroe | 39 38 53 N | 080 53 36 W |
| Baptized Believers in Christ Church | Church | 248 | Hamilton | 39 07 39 N | 084 28 41 W |
| Baptized Believers in Christ Church | Church | 168 | Hamilton | 39 06 33 N | 084 30 31 W |
| Bar School | School | 190 | Lorain | 41 27 47 N | 082 06 51 W |
| Bar-E Club Lake | Reservoir | 303 | Darke | 40 19 06 N | 084 37 42 W |
| Bar-E Club Lake Dam | Dam | 303 | Darke | 40 19 06 N | 084 37 42 W |
| Baraca Church (historical) | Church | 310 | Perry | 39 54 26 N | 082 15 53 W |
| Barack Park | Park | 231 | Franklin | 39 55 40 N | 082 58 35 W |
| Barbara Run | Stream | | Scioto | 38 43 15 N | 083 08 37 W |
| Barbee School (historical) | School | 247 | Franklin | 39 51 37 N | 083 04 21 W |
| Barber Airport | Airport | 321 | Stark | 40 58 15 N | 081 05 59 W |
| Barber Cemetery | Cemetery | 356 | Monroe | 39 43 53 N | 081 10 54 W |
| Barber Elementary School | School | 327 | Summit | 41 04 57 N | 081 28 32 W |
| Barber Ridge | Ridge | 349 | Monroe | 39 43 44 N | 081 10 42 W |
| Barber School (historical) | School | 253 | Auglaize | 40 38 28 N | 084 26 03 W |
| Barbers Hollow | Valley | | Jefferson | 40 20 12 N | 080 42 46 W |
| Barbers Run | Stream | | Jefferson | 40 20 03 N | 080 42 48 W |
| Barberton | Populated Place | 297 | Summit | 41 00 46 N | 081 36 18 W |
| Barberton Christian Church | Church | 324 | Summit | 41 00 47 N | 081 35 32 W |
| Barberton Church Camp | Locale | 348 | Medina | 41 03 03 N | 081 42 11 W |
| Barberton City Hall | Building | 295 | Summit | 41 00 49 N | 081 36 38 W |
| Barberton First Baptist Church | Church | 298 | Summit | 41 01 03 N | 081 36 46 W |
| Barberton First Church of Christ | Church | 316 | Summit | 41 01 32 N | 081 35 58 W |
| Barberton First Church of the Nazarene | Church | 318 | Summit | 41 01 35 N | 081 37 55 W |
| Barberton Friends Church | Church | 311 | Summit | 41 00 36 N | 081 35 45 W |
| Barberton High School | School | 300 | Summit | 41 01 05 N | 081 36 26 W |
| Barberton Post Office | Post Office | 295 | Summit | 41 00 44 N | 081 36 33 W |
| Barberton Post Office | Post Office | 297 | Summit | 41 00 45 N | 081 36 19 W |
| Barberton Post Office (historical) | Post Office | 297 | Summit | 41 00 45 N | 081 36 19 W |
| Barberton Public Library | Building | 296 | Summit | 41 00 48 N | 081 36 42 W |
| Barberton Reservoir | Reservoir | 299 | Summit | 41 03 29 N | 081 37 04 W |
| Barberton Seventh Day Adventist Church | Church | 307 | Summit | 41 01 15 N | 081 36 02 W |
| Barberton Speedway | Locale | 299 | Summit | 41 02 11 N | 081 37 01 W |
| Barberton Stadium | Park | 296 | Summit | 41 01 31 N | 081 36 22 W |
| Barberton Wesleyan Methodist Church | Church | 310 | Summit | 41 00 51 N | 081 37 58 W |
| Barcer Run | Stream | | Paulding | 41 06 50 N | 084 28 01 W |
| Barclay | Populated Place | 288 | Trumbull | 41 27 15 N | 080 37 31 W |
| Barclay Hall | Building | 364 | Stark | 40 49 42 N | 081 22 40 W |
| Barclay Post Office (historical) | Post Office | 289 | Trumbull | 41 27 15 N | 080 37 34 W |
| Barclay School (historical) | School | 254 | Wyandot | 40 49 52 N | 083 21 51 W |
| Bardons and Oliver Building | Building | 194 | Cuyahoga | 41 30 04 N | 081 42 07 W |
| Bardwell | Populated Place | 287 | Brown | 39 02 52 N | 083 55 19 W |
| Bardwell Post Office (historical) | Post Office | 287 | Brown | 39 02 50 N | 083 55 20 W |
| Bare Cemetery | Cemetery | 256 | Seneca | 41 01 18 N | 083 13 40 W |
| Bare Residence Hall | Building | 238 | Hancock | 41 03 19 N | 083 39 08 W |
| Bares Run | Stream | | Clermont | 39 16 08 N | 084 15 15 W |
| Bares Run | Stream | | Monroe | 39 39 41 N | 080 51 58 W |
| Barger Cemetery | Cemetery | 349 | Champaign | 40 09 47 N | 083 55 43 W |
| Barger Cemetery | Cemetery | 199 | Pike | 39 05 04 N | 082 58 51 W |
| Barger Ridge | Ridge | 316 | Ross | 39 18 30 N | 083 10 09 W |
| Barhorst Lake | Reservoir | 289 | Shelby | 40 17 54 N | 084 22 42 W |
| Barhorst Lake Dam | Dam | 288 | Shelby | 40 17 54 N | 084 22 42 W |
| Bark Creek | Stream | | Sandusky | 41 25 07 N | 083 04 20 W |
| Barkcamp Creek | Stream | | Belmont | 40 01 42 N | 081 00 28 W |
| Barker Cemetery | Cemetery | 384 | Guernsey | 39 58 43 N | 081 14 01 W |
| Barker Field | Park | 236 | Montgomery | 39 37 51 N | 084 22 27 W |
| Barker Hollow | Valley | | Scioto | 38 55 11 N | 082 58 30 W |
| Barker School | School | 180 | Erie | 41 26 43 N | 082 43 39 W |
| Barkers Landing | Locale | 156 | Gallia | 38 38 30 N | 082 10 39 W |
| Barkers Landing | Locale | 181 | Washington | 39 21 27 N | 081 19 39 W |
| Barks Cemetery (historical) | Cemetery | 299 | Marion | 40 33 40 N | 083 07 15 W |
| Barks School (historical) | School | 247 | Mercer | 40 41 28 N | 084 40 02 W |
| Barkwill School | School | 209 | Cuyahoga | 41 28 03 N | 081 39 17 W |
| Barlow | Populated Place | 230 | Washington | 39 23 55 N | 081 39 53 W |
| Barlow Central Cemetery | Cemetery | 239 | Washington | 39 23 55 N | 081 39 19 W |
| Barlow Methodist Church | Church | 231 | Washington | 39 23 51 N | 081 39 17 W |
| Barlow-Vincent Elementary School | School | 236 | Washington | 39 23 08 N | 081 39 50 W |
| Barnes Cemetery | Cemetery | 317 | Highland | 39 12 12 N | 083 43 58 W |
| Barnes Cemetery | Cemetery | 381 | Holmes | 40 29 37 N | 082 07 28 W |
| Barnes Cemetery | Cemetery | 288 | Licking | 40 07 42 N | 082 20 51 W |
| Barnes Cemetery | Cemetery | 175 | Pike | 39 00 13 N | 083 01 27 W |
| Barnes Corners | Populated Place | 350 | Geauga | 41 30 35 N | 081 03 06 W |
| Barnes Corners (historical) | Populated Place | 257 | Ashtabula | 41 40 41 N | 080 54 37 W |
| Barnes Creek | Stream | | Auglaize | 40 30 52 N | 084 26 08 W |
| Barnes Creek | Stream | | Defiance | 41 20 50 N | 084 13 41 W |
| Barnes Hollow | Valley | | Coshocton | 40 13 03 N | 081 52 55 W |
| Barnes Hollow | Valley | | Washington | 39 28 55 N | 081 12 41 W |
| Barnes Mill (historical) | Locale | 234 | Guernsey | 40 04 02 N | 081 35 33 W |
| Barnes Number 2 Cemetery | Cemetery | 264 | Pike | 39 07 56 N | 083 01 25 W |
| Barnes Ridge | Ridge | 335 | Noble | 39 47 00 N | 081 23 16 W |
| Barnes Run | Stream | | Clermont | 39 00 36 N | 084 05 23 W |
| Barnes Run | Stream | | Monroe | 39 36 15 N | 080 57 01 W |
| Barnes Run | Stream | | Noble | 39 45 41 N | 081 23 14 W |