Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Bryan School (historical) | School | 240 | Audrain | 39 18 08 N | 091 56 29 W |
| Buckner Lake Dam | Dam | 244 | Audrain | 39 04 18 N | 091 52 25 W |
| Burke School (historical) | School | 274 | Audrain | 39 04 51 N | 092 00 41 W |
| Burlington Lake | Reservoir | 234 | Audrain | 39 10 24 N | 091 51 07 W |
| Burlington Lake Dam | Dam | 234 | Audrain | 39 10 24 N | 091 51 07 W |
| Burnham School | School | 260 | Audrain | 39 15 18 N | 092 07 38 W |
| C and A Lake | Reservoir | 227 | Audrain | 39 10 06 N | 091 51 55 W |
| C and A Lake Dam | Dam | 227 | Audrain | 39 10 06 N | 091 51 55 W |
| Canada School (historical) | School | 262 | Audrain | 39 16 10 N | 092 14 23 W |
| Carlson Lake Dam | Dam | 226 | Audrain | 39 17 54 N | 091 35 55 W |
| Carter Lake Dam | Dam | 248 | Audrain | 39 09 54 N | 091 59 37 W |
| Carter School | School | 235 | Audrain | 39 14 01 N | 091 52 33 W |
| Cauthorn School (historical) | School | 237 | Audrain | 39 12 28 N | 091 39 04 W |
| Cedar Grove School (historical) | School | 248 | Audrain | 39 07 14 N | 091 55 46 W |
| Cedarlane Farms Lake | Reservoir | 250 | Audrain | 39 16 48 N | 092 15 01 W |
| Central School (historical) | School | 244 | Audrain | 39 19 31 N | 092 00 20 W |
| Central Union Church | Church | 233 | Audrain | 39 12 09 N | 091 26 13 W |
| Champ | Populated Place | 248 | Audrain | 39 07 14 N | 091 55 47 W |
| Champ Post Office (historical) | Post Office | 248 | Audrain | 39 07 14 N | 091 55 47 W |
| Chapel Grove School (historical) | School | 250 | Audrain | 39 06 16 N | 091 43 03 W |
| Cochran Dam | Dam | 259 | Audrain | 39 07 18 N | 092 03 19 W |
| Cook Lake Dam | Dam | 247 | Audrain | 39 17 48 N | 092 03 31 W |
| Cornett School (historical) | School | 239 | Audrain | 39 10 37 N | 091 36 05 W |
| Crane School (historical) | School | 249 | Audrain | 39 04 41 N | 091 41 10 W |
| Crow School (historical) | Locale | 234 | Audrain | 39 11 21 N | 091 29 23 W |
| Culiver | Populated Place | 233 | Audrain | 39 10 09 N | 091 33 60 W |
| Culwell School | Locale | 236 | Audrain | 39 12 33 N | 091 26 13 W |
| Daniel School (historical) | School | 259 | Audrain | 39 11 39 N | 092 00 37 W |
| Daniels Park | Park | 230 | Audrain | 39 18 27 N | 091 29 52 W |
| Davenport | Locale | 257 | Audrain | 39 20 33 N | 092 17 46 W |
| Davenport Post Office (historical) | Post Office | 257 | Audrain | 39 20 33 N | 092 17 46 W |
| Davis Creek | Stream | | Audrain | 39 11 25 N | 091 52 35 W |
| Deimeke Lake | Reservoir | 236 | Audrain | 39 11 42 N | 091 54 25 W |
| Deimeke Lake Dam | Dam | 236 | Audrain | 39 11 42 N | 091 54 25 W |
| Deimeke Lake Dam | Dam | 235 | Audrain | 39 10 30 N | 091 42 13 W |
| Diane Lake (historical) | Reservoir | 241 | Audrain | 39 10 54 N | 091 48 55 W |
| Diane Lake Dam | Dam | 241 | Audrain | 39 10 54 N | 091 48 55 W |
| Donaldson Lake Dam | Dam | 242 | Audrain | 39 19 54 N | 092 05 19 W |
| Duly School (historical) | School | 244 | Audrain | 39 14 26 N | 091 55 39 W |
| Dye School (historical) | School | 230 | Audrain | 39 15 27 N | 091 45 46 W |
| E B Feutz Lake | Reservoir | 270 | Audrain | 39 05 18 N | 091 59 31 W |
| East Lawn Memorial Cemetery | Cemetery | 245 | Audrain | 39 09 55 N | 091 50 55 W |
| Edwards Cemetery | Cemetery | 232 | Audrain | 39 10 18 N | 091 31 31 W |
| Edwards School (historical) | School | 242 | Audrain | 39 09 48 N | 091 39 21 W |
| Eller School (historical) | School | 243 | Audrain | 39 04 29 N | 091 53 21 W |
| Ellis School (historical) | School | 222 | Audrain | 39 19 29 N | 091 53 35 W |
| Elm Bend School (historical) | School | 233 | Audrain | 39 16 53 N | 091 39 21 W |
| Elm Branch | Stream | | Audrain | 39 22 09 N | 091 48 11 W |
| Elmer Foree Lake | Reservoir | 229 | Audrain | 39 12 48 N | 091 36 37 W |
| Elmwood Cemetery | Cemetery | 251 | Audrain | 39 10 07 N | 091 54 15 W |
| Erisman School (historical) | School | 243 | Audrain | 39 10 44 N | 091 45 39 W |
| Eubank Cemetery | Cemetery | 224 | Audrain | 39 15 32 N | 091 50 01 W |
| Eugene Field School | School | 250 | Audrain | 39 09 46 N | 091 53 33 W |
| Eureka School (historical) | School | 244 | Audrain | 39 09 49 N | 091 43 35 W |
| Evergreen Memorial Gardens Cemetery | Cemetery | 233 | Audrain | 39 17 54 N | 091 30 57 W |
| Excelsior School | School | 252 | Audrain | 39 18 16 N | 092 07 15 W |
| Fairchild Dam | Dam | 243 | Audrain | 39 10 18 N | 091 47 37 W |
| Farber | Populated Place | 233 | Audrain | 39 16 21 N | 091 34 29 W |
| Farber Cemetery | Cemetery | 232 | Audrain | 39 15 23 N | 091 34 19 W |
| Fennewald School (historical) | School | 247 | Audrain | 39 08 00 N | 091 40 06 W |
| Feutz Lake | Reservoir | 265 | Audrain | 39 05 48 N | 092 00 13 W |
| Feutz Lake Lower East Dam | Dam | 265 | Audrain | 39 05 42 N | 091 59 19 W |
| Feutz Lake Upper East Dam | Dam | 270 | Audrain | 39 05 18 N | 091 59 31 W |
| Feutz Lake West Dam | Dam | 265 | Audrain | 39 05 48 N | 092 00 13 W |
| Fike Cemetery | Cemetery | 226 | Audrain | 39 09 49 N | 091 31 55 W |
| Fish Branch | Stream | | Audrain | 39 14 41 N | 091 53 37 W |
| Fisher School (historical) | School | 224 | Audrain | 39 19 48 N | 091 50 18 W |
| Fivemile Creek | Stream | | Audrain | 39 19 27 N | 091 54 54 W |
| Flynt School (historical) | School | 284 | Audrain | 39 05 36 N | 092 05 23 W |
| Foree Lake Dam | Dam | 229 | Audrain | 39 12 48 N | 091 36 37 W |
| Freyer Lake Dam | Dam | 232 | Audrain | 39 10 48 N | 091 41 31 W |
| Freyer Lake East Dam | Dam | 232 | Audrain | 39 11 24 N | 091 39 31 W |
| Friendship School | School | 256 | Audrain | 39 18 26 N | 092 10 06 W |
| Gallaway Lake Dam | Dam | 260 | Audrain | 39 10 54 N | 092 06 19 W |
| Gant | Locale | 273 | Audrain | 39 07 48 N | 092 03 38 W |
| Garfield School | School | 232 | Audrain | 39 09 58 N | 091 52 33 W |
| Gatewood School (historical) | School | 238 | Audrain | 39 18 10 N | 091 59 18 W |
| Goodwater Creek | Stream | | Audrain | 39 18 17 N | 092 01 31 W |
| Goodwater School | School | 244 | Audrain | 39 18 10 N | 092 03 11 W |
| Hall School | Locale | 229 | Audrain | 39 10 21 N | 091 26 16 W |
| Hall School (historical) | School | 233 | Audrain | 39 09 35 N | 091 32 42 W |
| Hammett Lake Dam | Dam | 227 | Audrain | 39 14 30 N | 091 34 01 W |
| Hanak Lake Dam | Dam | 255 | Audrain | 39 15 42 N | 092 15 07 W |
| Harrison School (historical) | School | 262 | Audrain | 39 13 27 N | 092 04 55 W |
| Harry Freeman Dam | Dam | 250 | Audrain | 39 16 48 N | 092 15 01 W |
| Hawthorne School | School | 243 | Audrain | 39 10 36 N | 091 53 46 W |
| Hazel Creek | Stream | | Audrain | 39 17 03 N | 091 46 49 W |
| Hazel School (historical) | School | 234 | Audrain | 39 16 36 N | 091 47 47 W |
| Hedgedale School (historical) | School | 240 | Audrain | 39 12 55 N | 091 46 27 W |
| Heim Lake Dam | Dam | 206 | Audrain | 39 09 18 N | 091 24 43 W |
| Heim Lake Dam | Dam | 216 | Audrain | 39 10 48 N | 091 25 19 W |
| Henry Lake Dam | Dam | 253 | Audrain | 39 16 54 N | 092 06 25 W |
| Hi-Way R-3 School | School | 241 | Audrain | 39 16 50 N | 091 55 02 W |
| Hickory Creek | Stream | | Audrain | 39 10 05 N | 091 30 43 W |
| Hickory Grove School (historical) | School | 232 | Audrain | 39 12 32 N | 091 32 42 W |
| High Hill School (historical) | School | 268 | Audrain | 39 08 53 N | 092 05 16 W |
| Highland School (historical) | School | 267 | Audrain | 39 10 52 N | 092 05 16 W |
| Hisley School (historical) | School | 265 | Audrain | 39 07 13 N | 091 59 02 W |
| Hitt Branch | Stream | | Audrain | 39 07 24 N | 092 02 22 W |
| Hollander Dam | Dam | 277 | Audrain | 39 04 48 N | 092 02 55 W |
| Hollensville | Populated Place | 241 | Audrain | 39 18 47 N | 091 59 08 W |
| Hollensville Post Office (historical) | Post Office | 241 | Audrain | 39 18 47 N | 091 59 08 W |
| Howard Fairchild Lake | Reservoir | 243 | Audrain | 39 10 18 N | 091 47 37 W |
| Hurdle School (historical) | School | 256 | Audrain | 39 09 26 N | 091 59 54 W |
| Jackson School (historical) | School | 252 | Audrain | 39 04 58 N | 091 49 53 W |
| James School (historical) | School | 255 | Audrain | 39 19 51 N | 092 13 21 W |
| Jesse School (historical) | School | 251 | Audrain | 39 10 04 N | 091 56 24 W |
| Johns Branch | Stream | | Audrain | 39 12 28 N | 091 36 28 W |
| Kallenbach and Becker Lake Dam | Dam | 227 | Audrain | 39 12 54 N | 091 55 25 W |
| KJAB-FM (Mexico) | Tower | 245 | Audrain | 39 10 28 N | 091 53 23 W |