Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Schauffler Hall | Building | 218 | Defiance | 41 17 48 N | 084 21 37 W |
| Scheibe Field | Airport | 306 | Wayne | 40 45 03 N | 082 00 16 W |
| Scheid Ditch | Canal | 196 | Erie | 41 21 43 N | 082 38 30 W |
| Scheide Music Center | Building | 326 | Wayne | 40 48 34 N | 081 56 03 W |
| Scheidler Cemetery | Cemetery | 308 | Darke | 40 15 10 N | 084 33 60 W |
| Scheipler School (historical) | School | 342 | Stark | 40 44 31 N | 081 26 53 W |
| Schell Cemetery | Cemetery | 409 | Monroe | 39 50 06 N | 081 10 10 W |
| Schellbas Cemetery | Cemetery | 264 | Hancock | 40 52 40 N | 083 48 18 W |
| Schellin Park | Park | 267 | Wayne | 40 47 39 N | 081 56 06 W |
| Schemmel Cemetery | Cemetery | 291 | Auglaize | 40 30 25 N | 084 11 28 W |
| Schenck | Populated Place | 186 | Butler | 39 21 31 N | 084 32 32 W |
| Schenck Creek | Stream | | Knox | 40 23 40 N | 082 20 19 W |
| Schenley Park | Park | 320 | Mahoning | 41 05 46 N | 080 42 06 W |
| Scherer Ditch | Canal | 201 | Lucas | 41 28 03 N | 083 48 50 W |
| Scherer Hollow | Valley | | Scioto | 38 45 46 N | 082 56 51 W |
| Scherman Ditch | Canal | 261 | Mercer | 40 32 06 N | 084 47 49 W |
| Schertzger School (historical) | School | 307 | Hardin | 40 30 53 N | 083 26 38 W |
| Scherz Ditch | Canal | 181 | Sandusky | 41 23 34 N | 082 55 28 W |
| Schiappa Memorial Library | Building | 351 | Jefferson | 40 22 11 N | 080 40 25 W |
| Schiel Elementary School | School | 250 | Hamilton | 39 07 57 N | 084 30 35 W |
| Schifflein Christ Church (historical) | Church | 195 | Cuyahoga | 41 30 21 N | 081 40 54 W |
| Schiller Park | Park | 231 | Franklin | 39 56 31 N | 082 59 34 W |
| Schilling Hollow | Valley | | Lawrence | 38 33 52 N | 082 45 13 W |
| Schingle School (historical) | School | 303 | Hardin | 40 39 59 N | 083 40 24 W |
| Schlafley School (historical) | School | 273 | Tuscarawas | 40 26 47 N | 081 27 02 W |
| Schlee Brewery Historic District | Park | 227 | Franklin | 39 57 02 N | 082 59 55 W |
| Schlegels Grove | Populated Place | 181 | Sandusky | 41 23 31 N | 083 05 15 W |
| Schleich School (historical) | School | 240 | Pickaway | 39 38 01 N | 083 06 47 W |
| Schlessman Ditch | Canal | 194 | Erie | 41 22 17 N | 082 38 34 W |
| Schley | Populated Place | 327 | Washington | 39 26 34 N | 081 15 18 W |
| Schlicker Ditch | Canal | 198 | Lucas | 41 40 54 N | 083 41 20 W |
| Schluniger Cemetery | Cemetery | 241 | Hamilton | 39 18 09 N | 084 33 54 W |
| Schmardebeck Ditch | Canal | 176 | Ottawa | 41 30 33 N | 082 50 07 W |
| Schmeltzer Heliport | Airport | 302 | Summit | 41 08 50 N | 081 39 37 W |
| Schmidt Building | Building | 167 | Hamilton | 39 06 04 N | 084 30 36 W |
| Schmidt Cemetery | Cemetery | 271 | Greene | 39 44 24 N | 084 01 32 W |
| Schmidt Community Center | Building | 320 | Wayne | 40 50 48 N | 081 46 21 W |
| Schmidt Hall | Building | 198 | Hamilton | 39 08 53 N | 084 28 35 W |
| Schmidt Memorial Fieldhouse | Building | 196 | Hamilton | 39 08 59 N | 084 28 42 W |
| Schmitz Ditch | Canal | 215 | Lucas | 41 42 04 N | 083 51 20 W |
| Schnaufers Landing | Locale | 185 | Washington | 39 22 37 N | 081 17 21 W |
| Schnee School | School | 312 | Summit | 41 08 14 N | 081 27 13 W |
| Schneider Lake | Reservoir | 354 | Ashland | 40 34 06 N | 082 18 48 W |
| Schneider Lake | Reservoir | 310 | Portage | 41 07 30 N | 081 09 17 W |
| Schneider Lake Dam | Dam | 354 | Ashland | 40 34 06 N | 082 18 48 W |
| Schneider Lake Dam | Dam | 310 | Portage | 41 07 30 N | 081 09 17 W |
| Schneider Park | Park | 303 | Summit | 41 05 50 N | 081 33 51 W |
| Schneider-Mohawk Airport | Airport | 373 | Carroll | 40 38 51 N | 081 12 53 W |
| Schnell Elementary School | School | 222 | Montgomery | 39 40 03 N | 084 13 50 W |
| Schocalog Lake | Reservoir | 301 | Summit | 41 06 21 N | 081 36 24 W |
| Schocalog Run | Stream | | Summit | 41 05 24 N | 081 35 04 W |
| Schoch Cemetery | Cemetery | 188 | Sandusky | 41 21 24 N | 083 02 28 W |
| Schoedinger Hall | Building | 238 | Franklin | 39 57 18 N | 082 56 12 W |
| Schoeffel Ditch | Canal | 256 | Seneca | 41 09 42 N | 082 51 19 W |
| Schoenberger Cemetery | Cemetery | 260 | Wyandot | 40 49 31 N | 083 23 57 W |
| Schoenbrunn | Populated Place | 268 | Tuscarawas | 40 27 50 N | 081 24 39 W |
| Schoenbrunn Amphitheater | Locale | 326 | Tuscarawas | 40 28 44 N | 081 24 13 W |
| Schoenbrunn Cemetery | Cemetery | 268 | Tuscarawas | 40 28 00 N | 081 25 06 W |
| Schoenbrunn Estates (subdivision) | Populated Place | 272 | Tuscarawas | 40 28 41 N | 081 25 02 W |
| Schoenbrunn Moravian Church | Church | 264 | Tuscarawas | 40 27 47 N | 081 24 33 W |
| Schoenbrunn Village State Memorial | Locale | 263 | Tuscarawas | 40 27 54 N | 081 25 11 W |
| Schoepfle Arboretum | Locale | 237 | Erie | 41 19 43 N | 082 20 48 W |
| Scholz Industrial Park | Locale | 293 | Montgomery | 39 52 50 N | 084 10 58 W |
| School Colored Number 1 (historical) | School | 290 | Brown | 38 55 09 N | 083 54 13 W |
| School Creek | Stream | | Henry | 41 20 24 N | 084 04 60 W |
| School Land Church | Church | 350 | Licking | 40 15 38 N | 082 44 16 W |
| School Lot Cemetery | Cemetery | 226 | Meigs | 39 09 45 N | 082 14 12 W |
| School Number 1 (historical) | School | 256 | Auglaize | 40 40 02 N | 084 13 55 W |
| School Number 1 (historical) | School | 297 | Auglaize | 40 32 29 N | 084 07 37 W |
| School Number 1 (historical) | School | 310 | Auglaize | 40 32 54 N | 084 00 45 W |
| School Number 1 (historical) | School | 320 | Auglaize | 40 36 30 N | 083 53 27 W |
| School Number 1 (historical) | School | 295 | Brown | 39 13 08 N | 083 55 51 W |
| School Number 1 (historical) | School | 280 | Brown | 38 59 30 N | 084 00 27 W |
| School Number 1 (historical) | School | 247 | Brown | 38 55 09 N | 083 55 47 W |
| School Number 1 (historical) | School | 214 | Butler | 39 19 19 N | 084 30 13 W |
| School Number 1 (historical) | School | 249 | Butler | 39 22 45 N | 084 37 08 W |
| School Number 1 (historical) | School | 196 | Butler | 39 22 51 N | 084 35 02 W |
| School Number 1 (historical) | School | 279 | Butler | 39 31 41 N | 084 30 12 W |
| School Number 1 (historical) | School | 247 | Butler | 39 34 35 N | 084 23 02 W |
| School Number 1 (historical) | School | 198 | Butler | 39 31 40 N | 084 22 47 W |
| School Number 1 (historical) | School | 275 | Butler | 39 22 37 N | 084 43 18 W |
| School Number 1 (historical) | School | 299 | Butler | 39 27 51 N | 084 43 21 W |
| School Number 1 (historical) | School | 342 | Carroll | 40 34 43 N | 081 13 34 W |
| School Number 1 (historical) | School | 244 | Coshocton | 40 21 39 N | 081 59 10 W |
| School Number 1 (historical) | School | 289 | Coshocton | 40 16 04 N | 081 55 12 W |
| School Number 1 (historical) | School | 294 | Coshocton | 40 21 25 N | 081 49 48 W |
| School Number 1 (historical) | School | 312 | Coshocton | 40 21 31 N | 081 46 04 W |
| School Number 1 (historical) | School | 308 | Crawford | 40 50 02 N | 082 56 27 W |
| School Number 1 (historical) | School | 302 | Crawford | 40 58 27 N | 082 43 30 W |
| School Number 1 (historical) | School | 346 | Crawford | 40 47 55 N | 082 44 45 W |
| School Number 1 (historical) | School | 323 | Crawford | 40 48 07 N | 082 52 05 W |
| School Number 1 (historical) | School | 329 | Crawford | 40 53 13 N | 082 46 52 W |
| School Number 1 (historical) | School | 219 | Defiance | 41 19 30 N | 084 35 31 W |
| School Number 1 (historical) | School | 241 | Defiance | 41 19 28 N | 084 44 34 W |
| School Number 1 (historical) | School | 227 | Defiance | 41 24 46 N | 084 35 34 W |
| School Number 1 (historical) | School | 209 | Fulton | 41 30 57 N | 084 00 32 W |
| School Number 1 (historical) | School | 235 | Fulton | 41 34 26 N | 084 08 06 W |
| School Number 1 (historical) | School | 220 | Fulton | 41 31 44 N | 084 19 34 W |
| School Number 1 (historical) | School | 305 | Greene | 39 41 42 N | 084 04 32 W |
| School Number 1 (historical) | School | 289 | Greene | 39 40 07 N | 084 05 16 W |
| School Number 1 (historical) | School | 246 | Huron | 41 09 41 N | 082 45 27 W |
| School Number 1 (historical) | School | 219 | Huron | 41 13 49 N | 082 39 54 W |
| School Number 1 (historical) | School | 234 | Huron | 41 10 27 N | 082 40 58 W |
| School Number 1 (historical) | School | 256 | Huron | 41 12 08 N | 082 35 26 W |
| School Number 1 (historical) | School | 288 | Huron | 41 01 58 N | 082 46 17 W |
| School Number 1 (historical) | School | 283 | Huron | 41 03 15 N | 082 44 56 W |
| School Number 1 (historical) | School | 351 | Knox | 40 28 00 N | 082 29 03 W |
| School Number 1 (historical) | School | 360 | Knox | 40 17 35 N | 082 43 31 W |
| School Number 1 (historical) | School | 278 | Knox | 40 24 02 N | 082 18 36 W |
| School Number 1 (historical) | School | 421 | Logan | 40 25 04 N | 083 42 37 W |