Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Mid-Iowa Co-op Elevator | Locale | 305 | Marshall | 42 11 17 N | 093 00 26 W |
| Markhams Pond | Lake | 356 | Mitchell | 43 28 42 N | 093 00 25 W |
| Marsdenville (historical) | Locale | 302 | Appanoose | 40 44 15 N | 093 00 24 W |
| Marsdenville Post Office (historical) | Post Office | 302 | Appanoose | 40 44 15 N | 093 00 24 W |
| Judge School | School | 258 | Monroe | 41 01 45 N | 093 00 24 W |
| Pershing | Populated Place | 271 | Marion | 41 15 47 N | 093 00 23 W |
| Pershing Post Office | Post Office | 274 | Marion | 41 15 60 N | 093 00 23 W |
| Hackberry Post Office (historical) | Post Office | 325 | Floyd | 42 59 10 N | 093 00 23 W |
| Christian Church | Church | 332 | Floyd | 43 08 38 N | 093 00 22 W |
| United Methodist Church | Church | 333 | Floyd | 43 08 41 N | 093 00 22 W |
| Hawkeye Street Underpass | Bridge | 321 | Floyd | 43 08 24 N | 093 00 21 W |
| Nora Springs | Locale | 321 | Floyd | 43 08 24 N | 093 00 21 W |
| Fairview Cemetery | Cemetery | 265 | Jasper | 41 31 23 N | 093 00 21 W |
| Washington Reform Cemetery | Cemetery | 341 | Butler | 42 38 35 N | 093 00 21 W |
| Aredale (historical) | Locale | 311 | Butler | 42 50 04 N | 093 00 21 W |
| Rolling Acres Family Campground | Locale | 288 | Jasper | 41 41 05 N | 093 00 21 W |
| Otranto Post Office (historical) | Post Office | 351 | Mitchell | 43 29 38 N | 093 00 21 W |
| Whitten | Populated Place | 315 | Hardin | 42 15 39 N | 093 00 20 W |
| Whitten Post Office | Post Office | 315 | Hardin | 42 15 39 N | 093 00 20 W |
| Saint Luke Lutheran Church | Church | 332 | Floyd | 43 08 38 N | 093 00 20 W |
| Washington Reformed Church | Church | 342 | Butler | 42 38 30 N | 093 00 20 W |
| Aredale | Populated Place | 311 | Butler | 42 49 59 N | 093 00 20 W |
| Aredale Post Office | Post Office | 311 | Butler | 42 49 59 N | 093 00 20 W |
| Aredale Town Hall | Building | 311 | Butler | 42 49 59 N | 093 00 20 W |
| United Methodist Church | Church | 311 | Butler | 42 49 59 N | 093 00 20 W |
| Rizors Post Office (historical) | Post Office | 271 | Marion | 41 17 03 N | 093 00 19 W |
| Asbury Cemetery | Cemetery | 267 | Marion | 41 20 45 N | 093 00 19 W |
| Nora Springs City Hall | Building | 331 | Floyd | 43 08 36 N | 093 00 19 W |
| Nora Springs Library | Building | 331 | Floyd | 43 08 36 N | 093 00 19 W |
| Nora Springs Police Department | Building | 331 | Floyd | 43 08 36 N | 093 00 19 W |
| Nora Springs Post Office | Post Office | 330 | Floyd | 43 08 33 N | 093 00 19 W |
| Newburg Cemetery | Cemetery | 360 | Mitchell | 43 24 52 N | 093 00 19 W |
| East Friesland Cemetery | Cemetery | 336 | Grundy | 42 29 09 N | 093 00 18 W |
| KRLS-FM (Knoxville) | Tower | 262 | Marion | 41 21 40 N | 093 00 16 W |
| KTAV-FM (Knoxville) | Tower | 262 | Marion | 41 21 40 N | 093 00 16 W |
| Mercy Family Care Center | Hospital | 331 | Floyd | 43 08 34 N | 093 00 16 W |
| Nora Springs | Populated Place | 331 | Floyd | 43 08 34 N | 093 00 16 W |
| Nora Springs Health Care Center | Hospital | 331 | Floyd | 43 08 34 N | 093 00 16 W |
| East Friesland Church | Church | 336 | Grundy | 42 29 08 N | 093 00 16 W |
| Liscomb Fire Station | Building | 308 | Marshall | 42 11 25 N | 093 00 15 W |
| Liscomb Post Office | Post Office | 308 | Marshall | 42 11 25 N | 093 00 15 W |
| Liscomb Town Hall | Building | 308 | Marshall | 42 11 25 N | 093 00 15 W |
| Liscomb | Populated Place | 308 | Marshall | 42 11 24 N | 093 00 14 W |
| Liscomb Church of Christ | Church | 308 | Marshall | 42 11 24 N | 093 00 14 W |
| Nora Springs - Rock Falls School | School | 333 | Floyd | 43 08 52 N | 093 00 14 W |
| Timmons Grove County Park | Park | 270 | Marshall | 42 05 46 N | 093 00 13 W |
| Tick Ridge School | School | 292 | Monroe | 40 56 34 N | 093 00 12 W |
| Jackoak School | School | 268 | Cherokee | 40 58 43 N | 093 00 12 W |
| Piano | Locale | 305 | Appanoose | 40 44 22 N | 093 00 11 W |
| Dry Branch | Stream | | Marshall | 42 05 31 N | 093 00 10 W |
| North Bend Church | Church | 299 | Appanoose | 40 50 51 N | 093 00 09 W |
| Hickory Creek | Stream | | Appanoose | 40 39 56 N | 093 00 08 W |
| Kingdom Hall of Jehovahs Witnesses | Church | 287 | Jasper | 41 41 14 N | 093 00 08 W |
| Garfield | Populated Place | 306 | Appanoose | 40 46 07 N | 093 00 07 W |
| Garfield Post Office (historical) | Post Office | 306 | Appanoose | 40 46 07 N | 093 00 07 W |
| Eldorado School | School | 260 | Monroe | 41 08 53 N | 093 00 07 W |
| Brown School | School | 243 | Monroe | 41 07 27 N | 093 00 07 W |
| Consol | Populated Place | 240 | Monroe | 41 04 17 N | 093 00 07 W |
| Consol (historical) | Locale | 240 | Monroe | 41 04 17 N | 093 00 07 W |
| Consol Post Office (historical) | Post Office | 240 | Monroe | 41 04 17 N | 093 00 07 W |
| Welland Post Office (historical) | Post Office | 319 | Appanoose | 40 35 40 N | 093 00 05 W |
| First Marshall County Courthouse Historical Marker | Park | 268 | Marshall | 42 05 30 N | 093 00 04 W |
| Marietta Cemetery | Cemetery | 288 | Marshall | 42 04 03 N | 093 00 04 W |
| Bell School | School | 270 | Monroe | 41 05 33 N | 093 00 03 W |
| Marshall County | Civil | 290 | Marshall | 42 02 00 N | 093 00 03 W |
| Marietta | Populated Place | 272 | Marshall | 42 04 59 N | 093 00 02 W |
| Marietta (historical) | Locale | 272 | Marshall | 42 04 59 N | 093 00 02 W |
| Marietta Post Office (historical) | Post Office | 272 | Marshall | 42 04 59 N | 093 00 02 W |
| Philadelphia Cemetery | Cemetery | 306 | Appanoose | 40 46 07 N | 092 59 60 W |
| Luray | Populated Place | 287 | Marshall | 41 59 26 N | 092 59 60 W |
| Interchange 168 | Crossing | 281 | Jasper | 41 40 57 N | 092 59 60 W |
| Luray (historical) | Locale | 287 | Marshall | 41 59 25 N | 092 59 59 W |
| Luray Post Office (historical) | Post Office | 287 | Marshall | 41 59 25 N | 092 59 59 W |
| Beacon Light School | School | 282 | Jasper | 41 40 39 N | 092 59 58 W |
| Pella Police Department | Building | 246 | Marion | 41 24 17 N | 092 59 57 W |
| Wallingslock Creek | Stream | | Marion | 41 23 42 N | 092 59 56 W |
| Hayes School Number 5 | School | 298 | Monroe | 40 54 46 N | 092 59 55 W |
| Park Cemetery | Cemetery | 332 | Floyd | 43 08 40 N | 092 59 55 W |
| KFJB-FM (Marshalltown) | Tower | 299 | Marshall | 42 01 19 N | 092 59 52 W |
| KXIA-FM (Marshalltown) | Tower | 299 | Marshall | 42 01 19 N | 092 59 52 W |
| Kleins Cemetery | Cemetery | 229 | Marion | 41 30 10 N | 092 59 51 W |
| Jasper County Burying Ground | Cemetery | 275 | Jasper | 41 40 40 N | 092 59 51 W |
| Bridges Cemetery | Cemetery | 264 | Marion | 41 14 52 N | 092 59 50 W |
| Farmers Cemetery | Cemetery | 310 | Appanoose | 40 40 36 N | 092 59 48 W |
| Clutterville Post Office (historical) | Post Office | 305 | Butler | 42 42 03 N | 092 59 46 W |
| Dixie | Populated Place | 363 | Mitchell | 43 16 11 N | 092 59 41 W |
| Dixie Post Office (historical) | Post Office | 363 | Mitchell | 43 16 11 N | 092 59 41 W |
| Wallashuck Park | Park | 249 | Marion | 41 23 60 N | 092 59 41 W |
| Hannold Cemetery | Cemetery | 259 | Marion | 41 26 30 N | 092 59 41 W |
| Knoop Airport | Airport | 326 | Floyd | 42 58 20 N | 092 59 41 W |
| Brecke Ridge Cemetery | Cemetery | 260 | Marion | 41 18 09 N | 092 59 40 W |
| Wallashuck Campground Lake Red Rock | Locale | 249 | Marion | 41 23 60 N | 092 59 40 W |
| Concord Church | Church | 302 | Appanoose | 40 48 17 N | 092 59 39 W |
| Concord Cemetery | Cemetery | 301 | Appanoose | 40 48 17 N | 092 59 38 W |
| Carlisle Cemetery | Cemetery | 263 | Marion | 41 14 01 N | 092 59 38 W |
| Albion | Locale | 283 | Marshall | 42 06 35 N | 092 59 38 W |
| Mid-Iowa Co-op Elevator | Locale | 283 | Marshall | 42 06 35 N | 092 59 38 W |
| Mathers Woods | Park | 330 | Floyd | 43 08 17 N | 092 59 36 W |
| Adamson Grove Cemetery | Cemetery | 284 | Jasper | 41 39 31 N | 092 59 36 W |
| Coalton Post Office (historical) | Post Office | 269 | Monroe | 41 06 33 N | 092 59 35 W |
| Township of Iowa | Civil | 289 | Marshall | 42 07 16 N | 092 59 35 W |
| Hibbsville | Locale | 306 | Appanoose | 40 39 35 N | 092 59 31 W |
| Hibbsville Post Office (historical) | Post Office | 306 | Appanoose | 40 39 35 N | 092 59 31 W |
| Garfield Cemetery | Cemetery | 307 | Appanoose | 40 46 30 N | 092 59 31 W |
| Edan Cemetery | Cemetery | 250 | Monroe | 41 07 54 N | 092 59 31 W |
| Loynachan Farm Cemetery | Cemetery | 266 | Marion | 41 17 50 N | 092 59 31 W |
| Otranto | Locale | 353 | Mitchell | 43 27 32 N | 092 59 31 W |
| Otranto Post Office (historical) | Post Office | 353 | Mitchell | 43 27 31 N | 092 59 31 W |
| Albion Community Center | Building | 294 | Marshall | 42 06 53 N | 092 59 28 W |
| Albion Post Office | Post Office | 292 | Marshall | 42 06 42 N | 092 59 26 W |