Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Rudd | Locale | 341 | Floyd | 43 07 40 N | 092 54 15 W |
| Rudd | Populated Place | 338 | Floyd | 43 07 34 N | 092 54 21 W |
| Rudd Cemetery | Cemetery | 221 | Davis | 40 51 45 N | 092 29 51 W |
| Rudd Cemetery | Cemetery | 191 | Lee | 40 35 50 N | 091 28 06 W |
| Rudd City Hall | Building | 341 | Floyd | 43 07 42 N | 092 54 06 W |
| Rudd Post Office | Post Office | 342 | Floyd | 43 07 42 N | 092 54 14 W |
| Rudd Public Library | Building | 341 | Floyd | 43 07 42 N | 092 54 08 W |
| Rudd Township Cemetery | Cemetery | 328 | Floyd | 43 05 37 N | 092 53 04 W |
| Rudd-Rockford-Marble Rock Community School | School | 314 | Floyd | 43 03 05 N | 092 56 01 W |
| Ruddy Pool | Lake | 343 | Kossuth | 43 18 11 N | 094 07 02 W |
| Rue School | School | 299 | Pottawattamie | 41 15 25 N | 095 53 55 W |
| Ruffcorn Cemetery | Cemetery | 313 | Harrison | 41 45 26 N | 096 01 16 W |
| Rugland Family Plot | Cemetery | 393 | Worth | 43 27 60 N | 093 22 11 W |
| Rumble Cemetery | Cemetery | 216 | Washington | 41 11 00 N | 091 37 01 W |
| Rumminant Nutrition Lab | Building | 284 | Story | 42 01 45 N | 093 38 36 W |
| Runion Park | Park | 353 | Chickasaw | 43 03 45 N | 092 19 11 W |
| Runkles Cemetery | Cemetery | 257 | Davis | 40 45 37 N | 092 32 60 W |
| Runnells | Locale | 245 | Polk | 41 30 37 N | 093 21 28 W |
| Runnells | Populated Place | 246 | Polk | 41 30 40 N | 093 21 27 W |
| Runnells Christian Church | Church | 253 | Polk | 41 30 45 N | 093 21 26 W |
| Runnells City Hall | Building | 246 | Polk | 41 30 37 N | 093 21 29 W |
| Runnells Post Office | Post Office | 248 | Polk | 41 30 38 N | 093 21 29 W |
| Runnells School | School | 274 | Polk | 41 31 14 N | 093 21 26 W |
| Running Slough | Stream | | Jackson | 42 08 14 N | 090 12 43 W |
| Running Slough Drain | Stream | | Des Moines | 40 54 25 N | 091 01 29 W |
| Runyan Cemetery | Cemetery | 332 | Boone | 42 09 08 N | 093 59 12 W |
| Runyan Post Office (historical) | Post Office | 454 | Osceola | 43 20 32 N | 095 31 41 W |
| Rupple Creek | Stream | | Story | 41 54 53 N | 093 24 56 W |
| Rural | Locale | 273 | Linn | 42 06 30 N | 091 32 32 W |
| Rural Free Delivery Postal Museum | Building | 229 | Louisa | 41 05 41 N | 091 15 18 W |
| Rural Home School (historical) | School | 201 | Clinton | 41 47 49 N | 090 32 19 W |
| Rural Post Office (historical) | Post Office | 205 | Henry | 40 52 40 N | 091 33 31 W |
| Rural Post Office (historical) | Post Office | 273 | Linn | 42 06 30 N | 091 32 32 W |
| Rush Cemetery | Cemetery | 324 | Wayne | 40 48 24 N | 093 22 57 W |
| Rush Chute | Stream | | Des Moines | 40 49 38 N | 091 05 27 W |
| Rush Creek | Stream | | Monona | 42 07 09 N | 095 41 47 W |
| Rush Island | Island | 158 | Des Moines | 40 50 23 N | 091 04 51 W |
| Rush Lake | Lake | 471 | Osceola | 43 26 18 N | 095 30 34 W |
| Rush Lake | Lake | 400 | Palo Alto | 42 56 47 N | 094 52 22 W |
| Rush Lake Cemetery | Cemetery | 385 | Palo Alto | 42 56 59 N | 094 44 19 W |
| Rush Lake Outlet | Stream | | Osceola | 43 22 21 N | 095 31 57 W |
| Rush Lake Post Office (historical) | Post Office | 415 | Palo Alto | 42 57 38 N | 094 54 23 W |
| Rush Lake State Game Management Area | Park | 471 | Osceola | 43 26 15 N | 095 30 36 W |
| Rush Lake State Wildlife Management Area | Park | 400 | Palo Alto | 42 56 50 N | 094 52 15 W |
| Rushville | Populated Place | 289 | Jasper | 41 45 37 N | 092 56 45 W |
| Rushville Cemetery | Cemetery | 290 | Jasper | 41 45 40 N | 092 56 48 W |
| Rusk | Populated Place | 384 | Pocahontas | 42 39 60 N | 094 44 12 W |
| Russ Wildlife Area | Park | 390 | Winnebago | 43 15 25 N | 093 45 51 W |
| Russell | Locale | 315 | Lucas | 40 59 05 N | 093 11 56 W |
| Russell | Populated Place | 313 | Lucas | 40 58 55 N | 093 11 55 W |
| Russell Cemetery | Cemetery | 307 | Lucas | 40 58 51 N | 093 11 07 W |
| Russell Cemetery | Cemetery | 360 | Winneshiek | 43 21 39 N | 091 47 20 W |
| Russell Community School | School | 315 | Lucas | 40 58 53 N | 093 11 38 W |
| Russell D Cole Library | Building | 276 | Linn | 41 55 28 N | 091 25 26 W |
| Russell Farm Cemetery | Cemetery | 221 | Jackson | 42 06 00 N | 090 24 10 W |
| Russell Hall | Building | 282 | Black Hawk | 42 30 49 N | 092 27 48 W |
| Russell Independent District School (historical) | School | 304 | Allamakee | 43 17 30 N | 091 08 15 W |
| Russell Mall | Locale | 313 | Lucas | 40 58 55 N | 093 11 55 W |
| Russell Park | Park | 322 | Greene | 42 00 38 N | 094 22 27 W |
| Russell Post Office | Post Office | 313 | Lucas | 40 58 55 N | 093 11 55 W |
| Russell Rensselaer House Museum | Building | 262 | Black Hawk | 42 29 40 N | 092 20 46 W |
| Russell Town Hall | Building | 313 | Lucas | 40 58 55 N | 093 11 55 W |
| Russell White Nature Trail | Trail | 332 | Carroll | 42 10 07 N | 094 42 36 W |
| Russell Wildlife Area | Park | 212 | Mahaska | 41 21 30 N | 092 38 01 W |
| Russell's Grove Post Office (historical) | Post Office | 341 | Hamilton | 42 28 15 N | 093 55 31 W |
| Russellville (historical) | Populated Place | 289 | Davis | 40 40 30 N | 092 33 14 W |
| Russellville (historical) | Populated Place | 219 | Lee | 40 46 58 N | 091 38 44 W |
| Russian Orthodox Church | Church | 371 | Woodbury | 42 28 11 N | 096 22 02 W |
| Rust Post Office (historical) | Post Office | 384 | Pocahontas | 42 39 60 N | 094 44 12 W |
| Rustad Cemetery | Cemetery | 355 | Mitchell | 43 27 31 N | 092 56 25 W |
| Rustic Park Cemetery | Cemetery | 227 | Clinton | 41 58 05 N | 090 48 31 W |
| Rustic Ridge Golf Course | Locale | 237 | Scott | 41 38 50 N | 090 34 10 W |
| Rustic Ridge Mobile Home Park | Populated Place | 210 | Scott | 41 34 10 N | 090 37 25 W |
| Rustin Avenue Methodist Church | Church | 354 | Woodbury | 42 29 17 N | 096 22 16 W |
| Ruth Anne Dodge Memorial | Park | 340 | Pottawattamie | 41 16 05 N | 095 51 03 W |
| Ruth Mount Honor House | Building | 267 | Marion | 41 24 12 N | 092 55 09 W |
| Ruth Suckow Memorial Library | Building | 303 | Delaware | 42 28 57 N | 091 16 20 W |
| Ruthven | Locale | 438 | Palo Alto | 43 07 49 N | 094 53 56 W |
| Ruthven | Populated Place | 439 | Palo Alto | 43 07 45 N | 094 53 57 W |
| Ruthven City Hall | Building | 438 | Palo Alto | 43 07 47 N | 094 53 57 W |
| Ruthven Community Care Center | Hospital | 433 | Palo Alto | 43 07 47 N | 094 53 10 W |
| Ruthven Post Office | Post Office | 438 | Palo Alto | 43 07 43 N | 094 53 55 W |
| Ruthven Public Library | Building | 434 | Palo Alto | 43 07 45 N | 094 54 09 W |
| Ruthven-Ayrshire Community School | School | 436 | Palo Alto | 43 07 54 N | 094 54 08 W |
| Rutland | Populated Place | 337 | Humboldt | 42 45 33 N | 094 17 52 W |
| Rutland (historical) | Locale | 337 | Humboldt | 42 45 33 N | 094 17 52 W |
| Rutland Dam | Dam | 333 | Humboldt | 42 45 19 N | 094 17 47 W |
| Rutland Marsh | Swamp | 343 | Humboldt | 42 45 60 N | 094 15 31 W |
| Rutland Post Office | Post Office | 337 | Humboldt | 42 45 33 N | 094 17 52 W |
| Rutland Town Hall | Building | 337 | Humboldt | 42 45 33 N | 094 17 52 W |
| Rutland Township Cemetery | Cemetery | 346 | Humboldt | 42 45 27 N | 094 15 56 W |
| Rutledge | Locale | 255 | Wapello | 41 03 40 N | 092 25 17 W |
| Rutledge | Populated Place | 255 | Wapello | 41 03 40 N | 092 25 17 W |
| Rutledge Post Office (historical) | Post Office | 255 | Wapello | 41 03 40 N | 092 25 17 W |
| Rutledge School | School | 255 | Wapello | 41 03 10 N | 092 25 36 W |
| Rutt Branch | Stream | | Adair | 41 17 27 N | 094 37 44 W |
| RV's Full Facility Camp Grounds | Locale | 273 | Marion | 41 20 00 N | 093 06 41 W |
| Ryan | Locale | 307 | Delaware | 42 20 55 N | 091 28 52 W |
| Ryan | Populated Place | 312 | Delaware | 42 21 05 N | 091 28 54 W |
| Ryan Cemetery | Cemetery | 311 | Wayne | 40 53 30 N | 093 18 30 W |
| Ryan Creek | Stream | | Jackson | 42 04 32 N | 090 28 06 W |
| Ryan Farm Cemetery | Cemetery | 392 | Winneshiek | 43 20 60 N | 092 03 31 W |
| Ryan House | Building | 191 | Dubuque | 42 30 03 N | 090 39 58 W |
| Ryan Island | Island | 188 | Allamakee | 43 11 36 N | 091 08 29 W |
| Ryan Lake (historical) | Lake | 391 | Emmet | 43 21 21 N | 094 44 01 W |
| Ryan Lake State Game Management Area | Park | 391 | Emmet | 43 21 30 N | 094 44 04 W |
| Ryan Post Office | Post Office | 311 | Delaware | 42 21 05 N | 091 28 53 W |
| Ryan School | School | 293 | Monroe | 41 02 14 N | 092 57 40 W |
| Ryans Airport | Airport | 370 | Pottawattamie | 41 22 10 N | 095 43 31 W |
| Ryerson Golf Range | Locale | 266 | Marion | 41 24 12 N | 092 55 21 W |