Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Township of Madison | Civil | 250 | Guernsey | 40 06 21 N | 081 23 27 W |
| Township of Millwood | Civil | 361 | Guernsey | 39 58 40 N | 081 17 52 W |
| Township of Monroe | Civil | 310 | Guernsey | 40 10 48 N | 081 28 44 W |
| Township of Oxford | Civil | 320 | Guernsey | 40 03 03 N | 081 16 45 W |
| Township of Richland | Civil | 274 | Guernsey | 39 56 54 N | 081 26 58 W |
| Township of Spencer | Civil | 275 | Guernsey | 39 52 17 N | 081 38 52 W |
| Township of Valley | Civil | 243 | Guernsey | 39 54 49 N | 081 32 26 W |
| Township of Washington | Civil | 273 | Guernsey | 40 10 05 N | 081 23 01 W |
| Township of Westland | Civil | 279 | Guernsey | 39 58 19 N | 081 40 36 W |
| Township of Wheeling | Civil | 257 | Guernsey | 40 11 13 N | 081 36 25 W |
| Township of Wills | Civil | 294 | Guernsey | 40 01 31 N | 081 24 46 W |
| Trail Run | Stream | | Guernsey | 39 57 13 N | 081 32 08 W |
| Turkey Run | Stream | | Guernsey | 40 09 07 N | 081 24 26 W |
| Twin Sister Knobs | Summit | 338 | Guernsey | 40 06 48 N | 081 41 03 W |
| Tyner | Populated Place | 238 | Guernsey | 40 06 19 N | 081 34 13 W |
| Tyner Post Office (historical) | Post Office | 241 | Guernsey | 40 06 20 N | 081 34 14 W |
| Union Hill Cemetery | Cemetery | 345 | Guernsey | 40 12 25 N | 081 38 28 W |
| Union Hill School (historical) | School | 348 | Guernsey | 40 12 26 N | 081 38 39 W |
| Uniondale School (historical) | School | 257 | Guernsey | 39 59 13 N | 081 42 06 W |
| Unity Hall School (historical) | School | 263 | Guernsey | 39 59 10 N | 081 39 25 W |
| Upper Craborchard School (historical) | School | 314 | Guernsey | 40 09 24 N | 081 19 12 W |
| Walhonding | Populated Place | 250 | Guernsey | 39 54 16 N | 081 29 50 W |
| Warrentown | Populated Place | 249 | Guernsey | 40 04 08 N | 081 29 18 W |
| Washington Elementary School | School | 263 | Guernsey | 40 01 51 N | 081 35 13 W |
| WCMJ-FM (Cambridge) | Tower | 348 | Guernsey | 40 02 24 N | 081 38 49 W |
| Weaver Cemetery | Cemetery | 265 | Guernsey | 39 59 10 N | 081 24 19 W |
| West Point School (historical) | School | 252 | Guernsey | 39 55 30 N | 081 33 28 W |
| West Shore Cottage Area | Populated Place | 262 | Guernsey | 39 56 18 N | 081 25 07 W |
| Westland School | School | 316 | Guernsey | 39 57 31 N | 081 40 47 W |
| Westminister Presbyterian Church | Church | 264 | Guernsey | 40 01 33 N | 081 35 28 W |
| Westside Pentecostal Church | Church | 244 | Guernsey | 40 01 40 N | 081 36 02 W |
| Wheeling Avenue Historic District | Park | 266 | Guernsey | 40 01 31 N | 081 35 29 W |
| Wheeling School | School | 244 | Guernsey | 40 10 58 N | 081 35 47 W |
| WILE-AM (Cambridge) | Tower | 348 | Guernsey | 40 02 24 N | 081 38 49 W |
| WILE-WGMS Radio Tower | Tower | 330 | Guernsey | 40 02 22 N | 081 38 41 W |
| Winterset | Populated Place | 251 | Guernsey | 40 06 14 N | 081 24 59 W |
| Winterset Cemetery | Cemetery | 291 | Guernsey | 40 06 28 N | 081 24 55 W |
| Winterset Lake | Reservoir | 274 | Guernsey | 40 05 30 N | 081 23 53 W |
| Winterset Lake Dam | Dam | 274 | Guernsey | 40 05 30 N | 081 23 53 W |
| Winterset Post Office (historical) | Post Office | 252 | Guernsey | 40 06 15 N | 081 24 59 W |
| WMCO-FM (New Concord) | Tower | 261 | Guernsey | 39 59 46 N | 081 43 17 W |
| Wolf Run | Stream | | Guernsey | 40 08 59 N | 081 37 44 W |
| Worthing Cemetery | Cemetery | 260 | Guernsey | 40 09 43 N | 081 38 58 W |
| WOUC-FM (Cambridge) | Tower | 344 | Guernsey | 40 05 32 N | 081 17 18 W |
| WOUC-TV (Cambridge) | Tower | 344 | Guernsey | 40 05 32 N | 081 17 18 W |
| Yankee Point Cemetery | Cemetery | 322 | Guernsey | 40 08 04 N | 081 16 00 W |
| Yoker Creek | Stream | | Guernsey | 39 52 33 N | 081 37 19 W |
| Zion Cemetery | Cemetery | 318 | Guernsey | 39 57 53 N | 081 39 37 W |
| 9 Newsport Heliport | Airport | 160 | Hamilton | 39 05 00 N | 084 30 45 W |
| Abbe Meteorological Observatory | Locale | 230 | Hamilton | 39 09 21 N | 084 30 54 W |
| Abbyssina Baptist Church | Church | 176 | Hamilton | 39 09 00 N | 084 30 41 W |
| Abundant Life Church of the Living God | Church | 181 | Hamilton | 39 06 38 N | 084 30 16 W |
| Adams Marina | Locale | 142 | Hamilton | 39 06 08 N | 084 26 06 W |
| Addyston | Populated Place | 144 | Hamilton | 39 08 12 N | 084 42 33 W |
| Addyston Baptist Church | Church | 155 | Hamilton | 39 08 30 N | 084 42 36 W |
| Addyston United Methodist Church | Church | 151 | Hamilton | 39 08 20 N | 084 42 49 W |
| Aiken Senior High School | School | 262 | Hamilton | 39 11 30 N | 084 33 03 W |
| Airport Playfield | Park | 145 | Hamilton | 39 06 49 N | 084 24 43 W |
| Airy School | School | 274 | Hamilton | 39 11 55 N | 084 34 34 W |
| Al Bar Meadows | Populated Place | 256 | Hamilton | 39 10 05 N | 084 22 08 W |
| Albers Hall | Building | 198 | Hamilton | 39 08 55 N | 084 28 32 W |
| Albert B Sabin Cincinnati Convention Center | Building | 167 | Hamilton | 39 06 04 N | 084 31 02 W |
| All Saints Episcopal Church | Church | 241 | Hamilton | 39 11 08 N | 084 25 27 W |
| All Saints Roman Catholic Church | Church | 241 | Hamilton | 39 13 05 N | 084 21 32 W |
| Allandale (historical) | Populated Place | 205 | Hamilton | 39 12 04 N | 084 20 23 W |
| Allen House School | School | 253 | Hamilton | 39 07 28 N | 084 35 08 W |
| Allen Temple (historical) | Church | 165 | Hamilton | 39 06 12 N | 084 30 23 W |
| Allen Temple African Methodist Episcopal Church | Church | 177 | Hamilton | 39 11 33 N | 084 27 42 W |
| Alliance Academy of Cincinnati | School | | Hamilton | 39 08 32 N | 084 28 13 W |
| Allison Street Elementary School | School | 198 | Hamilton | 39 09 28 N | 084 27 39 W |
| Alms Building | Building | 246 | Hamilton | 39 08 02 N | 084 31 11 W |
| Alms Park | Park | 248 | Hamilton | 39 06 42 N | 084 25 45 W |
| Alp Memorial Park | Park | 244 | Hamilton | 39 04 08 N | 084 21 05 W |
| Alter Hall | Building | 202 | Hamilton | 39 08 54 N | 084 28 30 W |
| Alumni Hall | Building | 199 | Hamilton | 39 08 52 N | 084 28 36 W |
| Alumni Hall | Building | | Hamilton | 39 06 46 N | 084 33 18 W |
| Alums Park | Park | 232 | Hamilton | 39 06 41 N | 084 25 42 W |
| Amberley | Populated Place | 243 | Hamilton | 39 12 17 N | 084 25 41 W |
| American Cemetery | Cemetery | 170 | Hamilton | 39 09 58 N | 084 24 50 W |
| Amity | Populated Place | 259 | Hamilton | 39 12 20 N | 084 24 15 W |
| Amity Elementary School | School | 262 | Hamilton | 39 12 30 N | 084 23 35 W |
| Ancor | Populated Place | 164 | Hamilton | 39 08 14 N | 084 19 04 W |
| Anderson Chapel African Methodist Episcopal Church | Church | 181 | Hamilton | 39 09 43 N | 084 23 31 W |
| Anderson Ferry | Crossing | 133 | Hamilton | 39 04 24 N | 084 37 31 W |
| Anderson Ferry | Populated Place | 161 | Hamilton | 39 04 41 N | 084 37 19 W |
| Anderson High School | School | 244 | Hamilton | 39 04 10 N | 084 20 55 W |
| Anderson Office Park | Locale | 260 | Hamilton | 39 04 25 N | 084 19 40 W |
| Anderson Park | Park | 192 | Hamilton | 39 07 21 N | 084 26 45 W |
| Anderson Place Elementary School | School | 177 | Hamilton | 39 09 46 N | 084 24 02 W |
| Andersons Ferry Marina | Locale | 141 | Hamilton | 39 04 35 N | 084 37 33 W |
| Andersons Ferry Post Office (historical) | Post Office | 154 | Hamilton | 39 04 40 N | 084 37 20 W |
| Annointed Church of the Living God | Church | 198 | Hamilton | 39 09 55 N | 084 26 60 W |
| Annointed World Fellowship Church | Church | 187 | Hamilton | 39 10 34 N | 084 27 60 W |
| Annunciation School | School | 204 | Hamilton | 39 08 47 N | 084 31 10 W |
| Annwood Park | Park | 235 | Hamilton | 39 07 52 N | 084 27 60 W |
| Antioch Fire Baptized Holiness Church | Church | 233 | Hamilton | 39 08 12 N | 084 29 39 W |
| Apostolic Bethlehem Temple Church | Church | 198 | Hamilton | 39 06 28 N | 084 30 06 W |
| Apostolic Overcoming Holy Church of God | Church | 164 | Hamilton | 39 07 00 N | 084 31 18 W |
| Apple Hill Farm Lake | Reservoir | 176 | Hamilton | 39 04 36 N | 084 24 36 W |
| Apple Hill Farm Lake Dam | Dam | 191 | Hamilton | 39 04 36 N | 084 24 36 W |
| Arbocrest Acres | Populated Place | 250 | Hamilton | 39 12 48 N | 084 24 52 W |
| Arlington Church of Christ | Church | 250 | Hamilton | 39 14 00 N | 084 33 36 W |
| Arlington Elementary School | School | 169 | Hamilton | 39 13 06 N | 084 27 16 W |
| Arlington Heights | Populated Place | 169 | Hamilton | 39 12 54 N | 084 27 20 W |
| Arlington Heights Post Office (historical) | Post Office | 169 | Hamilton | 39 12 55 N | 084 27 20 W |
| Arlington Heights Town Hall | Building | 168 | Hamilton | 39 12 55 N | 084 27 18 W |
| Arlington Memorial Gardens Cemetery | Cemetery | 259 | Hamilton | 39 13 41 N | 084 33 41 W |
| Armory Fieldhouse | Building | 238 | Hamilton | 39 07 55 N | 084 30 51 W |
| Armrel-Byrnes Heliport | Airport | 262 | Hamilton | 39 16 27 N | 084 22 04 W |
| Armstrong Chapel United Methodist Church | Church | 260 | Hamilton | 39 09 41 N | 084 20 52 W |