Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Clark Cemetery | Cemetery | 223 | Paulding | 41 14 28 N | 084 45 05 W |
| Church of Christ | Church | 253 | Williams | 41 26 57 N | 084 45 05 W |
| Tollgate Shopping Center | Locale | 277 | Butler | 39 30 24 N | 084 45 05 W |
| Burk Cemetery | Cemetery | 236 | Butler | 39 26 05 N | 084 45 05 W |
| Minges Farm Cemetery | Cemetery | 162 | Hamilton | 39 11 46 N | 084 45 05 W |
| Harrisons Tomb | Cemetery | 170 | Hamilton | 39 09 03 N | 084 45 04 W |
| McClure School (historical) | School | 327 | Darke | 40 08 08 N | 084 45 03 W |
| Jocqueway Creek | Stream | | Preble | 39 53 30 N | 084 45 03 W |
| Lutheran Cemetery | Cemetery | 266 | Mercer | 40 32 16 N | 084 45 02 W |
| Wabash Post Office (historical) | Post Office | 267 | Mercer | 40 32 45 N | 084 45 02 W |
| Saint Marys Cemetery | Cemetery | 247 | Van Wert | 40 47 42 N | 084 45 02 W |
| Stoner School (historical) | School | 325 | Darke | 40 11 36 N | 084 45 02 W |
| School Number 5 (historical) | School | 274 | Williams | 41 35 08 N | 084 45 01 W |
| Kramer Elementary School | School | 291 | Butler | 39 30 57 N | 084 45 01 W |
| Edgewater Park | Park | 149 | Hamilton | 39 12 03 N | 084 45 01 W |
| Cleves Community Church | Church | 151 | Hamilton | 39 09 30 N | 084 45 01 W |
| Wabash | Populated Place | 264 | Mercer | 40 32 44 N | 084 44 60 W |
| Oswalt Ditch | Canal | 222 | Paulding | 41 13 55 N | 084 44 60 W |
| Raylene Airport | Airport | 188 | Hamilton | 39 18 00 N | 084 44 60 W |
| Twomile Creek | Stream | | Mercer | 40 24 56 N | 084 44 59 W |
| Saint Mary School | School | 255 | Williams | 41 26 46 N | 084 44 59 W |
| School Number 11 (historical) | School | 268 | Williams | 41 31 38 N | 084 44 59 W |
| Bethlehem Christian Union Church | Church | 286 | Williams | 41 36 34 N | 084 44 59 W |
| Mount Olivet Cemetery | Cemetery | 289 | Butler | 39 30 44 N | 084 44 59 W |
| Charles T Young Elementary School | School | 149 | Hamilton | 39 10 00 N | 084 44 59 W |
| Cleves Post Office | Post Office | 149 | Hamilton | 39 09 41 N | 084 44 59 W |
| Dismal Creek | Stream | 320 | Darke | 40 09 18 N | 084 44 58 W |
| Fetter School (historical) | School | 269 | Williams | 41 33 22 N | 084 44 58 W |
| Cleves Municipal Building | Building | 151 | Hamilton | 39 09 38 N | 084 44 58 W |
| Bluff Run School (historical) | School | 259 | Williams | 41 29 40 N | 084 44 57 W |
| Cleves | Populated Place | 151 | Hamilton | 39 09 42 N | 084 44 57 W |
| Mississinawa Valley High School | School | 318 | Darke | 40 13 18 N | 084 44 56 W |
| Milford Center School (historical) | School | 264 | Defiance | 41 22 57 N | 084 44 56 W |
| Queen City Missionary Baptist Church | Church | 155 | Hamilton | 39 10 12 N | 084 44 56 W |
| Miami Township Branch Public Library | Building | 155 | Hamilton | 39 09 45 N | 084 44 56 W |
| Saint Marys Catholic Church | Church | 256 | Williams | 41 26 47 N | 084 44 55 W |
| Edgerton Emanuel United Methodist Church | Church | 256 | Williams | 41 27 04 N | 084 44 55 W |
| Fish Creek School (historical) | School | 256 | Williams | 41 28 09 N | 084 44 55 W |
| Pine Loop Trail | Trail | 288 | Preble | 39 35 18 N | 084 44 55 W |
| Inoles Park | Park | 281 | Butler | 39 30 35 N | 084 44 55 W |
| Cleves Presbyterian Church | Church | 156 | Hamilton | 39 09 42 N | 084 44 55 W |
| North Bend Post Office | Post Office | 175 | Hamilton | 39 09 10 N | 084 44 55 W |
| North Bend Boat Club | Locale | 137 | Hamilton | 39 08 52 N | 084 44 55 W |
| Stinger School (historical) | School | 224 | Paulding | 41 12 28 N | 084 44 54 W |
| Goulder School (historical) | School | 318 | Mercer | 40 22 00 N | 084 44 53 W |
| Pleasant Ridge School (historical) | School | 242 | Defiance | 41 19 28 N | 084 44 53 W |
| Logan | Populated Place | 248 | Defiance | 41 21 13 N | 084 44 53 W |
| Edgerton | Populated Place | 256 | Williams | 41 26 55 N | 084 44 53 W |
| Cleves Methodist Church | Church | 165 | Hamilton | 39 09 36 N | 084 44 53 W |
| North Bend | Populated Place | 175 | Hamilton | 39 09 09 N | 084 44 53 W |
| Mississinawa Valley Middle School | School | 318 | Darke | 40 13 18 N | 084 44 52 W |
| Township of Saint Joseph | Civil | 254 | Williams | 41 27 32 N | 084 44 52 W |
| Valley Springs Addition | Populated Place | 259 | Williams | 41 29 25 N | 084 44 52 W |
| Mount Union Church | Church | 313 | Williams | 41 39 50 N | 084 44 52 W |
| Bull Run | Stream | | Butler | 39 29 46 N | 084 44 52 W |
| Zion United Brethren Church | Church | 247 | Mercer | 40 42 47 N | 084 44 51 W |
| Edgerton Elementary School | School | 256 | Williams | 41 27 10 N | 084 44 51 W |
| Edgerton Town Hall | Building | 256 | Williams | 41 26 54 N | 084 44 51 W |
| School Number 4 (historical) | School | 290 | Williams | 41 38 11 N | 084 44 51 W |
| Cooney | Populated Place | 298 | Williams | 41 39 26 N | 084 44 51 W |
| Township of Northwest | Civil | 299 | Williams | 41 39 27 N | 084 44 51 W |
| Brehm Post Office (historical) | Post Office | 256 | Mercer | 40 37 20 N | 084 44 50 W |
| Center School (historical) | School | 263 | Mercer | 40 35 49 N | 084 44 50 W |
| Deitsch School (historical) | School | 252 | Mercer | 40 37 34 N | 084 44 50 W |
| Saint Pauls Lutheran Cemetery | Cemetery | 255 | Mercer | 40 37 22 N | 084 44 50 W |
| Stetler School (historical) | School | 246 | Van Wert | 40 43 47 N | 084 44 50 W |
| Zumbrum Corners | Locale | 317 | Darke | 40 14 40 N | 084 44 50 W |
| Sharpeye Post Office (historical) | Post Office | 332 | Darke | 40 06 20 N | 084 44 50 W |
| School Number 9 (historical) | School | 250 | Defiance | 41 21 12 N | 084 44 50 W |
| Edgerton High School | School | 256 | Williams | 41 27 08 N | 084 44 50 W |
| School Number 6 (historical) | School | 300 | Williams | 41 41 10 N | 084 44 50 W |
| Jordan Creek | Stream | | Hamilton | 39 10 47 N | 084 44 50 W |
| Black Creek | Stream | | Van Wert | 40 44 12 N | 084 44 49 W |
| Saint Peters Catholic Cemetery | Cemetery | 292 | Mercer | 40 27 04 N | 084 44 49 W |
| School Number 5 (historical) | School | 254 | Van Wert | 40 46 19 N | 084 44 49 W |
| Sharpeye | Populated Place | 331 | Darke | 40 06 22 N | 084 44 49 W |
| School Number 3 (historical) | School | 224 | Paulding | 41 09 03 N | 084 44 49 W |
| McCartney School (historical) | School | 224 | Defiance | 41 16 02 N | 084 44 49 W |
| Orangeburg (historical) | Populated Place | 364 | Preble | 39 50 19 N | 084 44 49 W |
| Brehm (historical) | Populated Place | 256 | Mercer | 40 37 20 N | 084 44 48 W |
| Central School (historical) | School | 245 | Mercer | 40 41 40 N | 084 44 48 W |
| Coats Cemetery | Cemetery | 247 | Mercer | 40 41 24 N | 084 44 48 W |
| Saint Pauls Church | Church | 256 | Mercer | 40 37 21 N | 084 44 48 W |
| School Number 2 (historical) | School | 253 | Van Wert | 40 48 02 N | 084 44 48 W |
| Hunchberger Corners | Populated Place | 317 | Darke | 40 13 20 N | 084 44 48 W |
| North Fork Kraut Creek | Stream | | Darke | 40 07 46 N | 084 44 48 W |
| Pio School (historical) | School | 227 | Paulding | 41 05 31 N | 084 44 48 W |
| First Presbyterian Church (historical) | Church | 256 | Williams | 41 27 00 N | 084 44 48 W |
| Miami Whitewater Forest Dam | Dam | 171 | Hamilton | 39 15 36 N | 084 44 48 W |
| Miami Whitewater Forest Lake | Reservoir | 172 | Hamilton | 39 15 36 N | 084 44 48 W |
| Center School (historical) | School | 267 | Mercer | 40 30 33 N | 084 44 47 W |
| Saint Pauls Church | Church | 261 | Mercer | 40 36 40 N | 084 44 47 W |
| Saint Pauls United Church of Christ Cemetery | Cemetery | 261 | Mercer | 40 36 39 N | 084 44 47 W |
| Scudder | Populated Place | 273 | Mercer | 40 34 29 N | 084 44 47 W |
| Saint Peter Church | Church | 289 | Mercer | 40 27 03 N | 084 44 47 W |
| Lehman School (historical) | School | 229 | Paulding | 41 03 37 N | 084 44 47 W |
| Logan Church | Church | 254 | Defiance | 41 21 14 N | 084 44 47 W |
| Malcom Cemetery | Cemetery | 294 | Williams | 41 38 14 N | 084 44 47 W |
| Saint Joseph Catholic Church | Church | 181 | Hamilton | 39 09 10 N | 084 44 47 W |
| Taylor High School | School | 180 | Hamilton | 39 09 13 N | 084 44 47 W |
| Scudder School (historical) | School | 264 | Mercer | 40 34 02 N | 084 44 46 W |
| Royston School (historical) | School | 247 | Van Wert | 40 45 01 N | 084 44 46 W |
| Saint Peter | Populated Place | 288 | Mercer | 40 27 01 N | 084 44 46 W |
| Middlebury | Populated Place | 249 | Van Wert | 40 50 46 N | 084 44 46 W |
| Payne Grange Hall | Building | 225 | Paulding | 41 07 17 N | 084 44 46 W |
| Worm School (historical) | School | 225 | Paulding | 41 07 17 N | 084 44 46 W |
| Tri-Village Primary School | School | 344 | Darke | 40 02 55 N | 084 44 46 W |
| West Shore Trail | Trail | 264 | Butler | 39 33 43 N | 084 44 46 W |
| Oxford College for Women (historical) | School | 293 | Butler | 39 30 36 N | 084 44 46 W |
| Live Oak Cemetery | Cemetery | 263 | Mercer | 40 32 52 N | 084 44 45 W |