Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Swan Creek Church | Church | 171 | Gallia | 38 36 01 N | 082 11 09 W |
| Swan Creek Church | Church | 191 | Lucas | 41 34 25 N | 083 42 32 W |
| Swan Creek Church of the Brethren | Church | 226 | Fulton | 41 33 27 N | 084 03 22 W |
| Swanton Missionary Alliance Church | Church | 207 | Fulton | 41 35 15 N | 083 53 18 W |
| Swanton Missionary Church | Church | 208 | Fulton | 41 35 28 N | 083 53 28 W |
| Swasey Chapel | Church | 330 | Licking | 40 04 16 N | 082 31 19 W |
| Swedenborgian Church | Church | 317 | Champaign | 40 06 18 N | 083 45 12 W |
| Swedenborgian Church | Church | 239 | Cuyahoga | 41 25 30 N | 081 41 47 W |
| Swedish Congregational Church (historical) | Church | 194 | Cuyahoga | 41 31 03 N | 081 38 16 W |
| Swifton Chapel Church of God | Church | 188 | Hamilton | 39 10 37 N | 084 27 24 W |
| Swiss Church | Church | 353 | Holmes | 40 34 40 N | 081 42 26 W |
| Sycamore Church | Church | 302 | Clinton | 39 15 14 N | 083 55 20 W |
| Sycamore United Presbyterian Church | Church | 253 | Hamilton | 39 17 03 N | 084 18 57 W |
| Sydenstricker Church | Church | 168 | Lawrence | 38 30 47 N | 082 39 44 W |
| Symmes Creek Church | Church | 174 | Lawrence | 38 31 15 N | 082 27 36 W |
| Symmes Valley Church | Church | 177 | Lawrence | 38 37 18 N | 082 29 29 W |
| Tabernacle Baptist Church | Church | 205 | Hamilton | 39 14 29 N | 084 27 41 W |
| Tabernacle Baptist Church | Church | 275 | Mahoning | 41 06 31 N | 080 39 38 W |
| Tabernacle Baptist Church | Church | 225 | Montgomery | 39 45 04 N | 084 12 50 W |
| Tabernacle Baptist Church | Church | 191 | Ross | 39 20 03 N | 082 58 33 W |
| Tabernacle Baptist Church | Church | 326 | Stark | 40 55 21 N | 081 05 37 W |
| Tabernacle Baptist Church | Church | 301 | Summit | 41 05 01 N | 081 34 32 W |
| Tabernacle Baptist Church | Church | 333 | Summit | 41 03 43 N | 081 33 20 W |
| Tabernacle Baptist Church (historical) | Church | 206 | Cuyahoga | 41 29 44 N | 081 40 01 W |
| Tabernacle Church | Church | 267 | Clermont | 38 59 59 N | 084 10 14 W |
| Tabernacle Church of Christ | Church | 248 | Hancock | 41 04 12 N | 083 39 06 W |
| Tabernacle Church of God in Christ | Church | 232 | Montgomery | 39 45 05 N | 084 13 04 W |
| Tabernacle Evangelical Presbyterian Church | Church | 340 | Mahoning | 41 04 31 N | 080 43 57 W |
| Tabernacle Missionary Baptist Church | Church | 187 | Lucas | 41 38 45 N | 083 33 44 W |
| Tabernacle of Christian Fellowship | Church | 239 | Franklin | 39 57 43 N | 082 57 37 W |