Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Spring Creek | Stream | | Audubon | 41 44 35 N | 091 05 29 W |
| Spring Creek | Stream | | Benton | 42 09 44 N | 091 48 55 W |
| Spring Creek | Stream | | Benton | 42 18 25 N | 092 06 56 W |
| Spring Creek | Stream | | Black Hawk | 42 18 49 N | 092 06 18 W |
| Spring Creek | Stream | | Cass | 41 17 50 N | 095 06 54 W |
| Spring Creek | Stream | | Cerro Gordo | 43 11 40 N | 093 12 19 W |
| Spring Creek | Stream | | Clay | 43 09 03 N | 095 15 56 W |
| Spring Creek | Stream | | Des Moines | 40 44 04 N | 091 07 04 W |
| Spring Creek | Stream | | Franklin | 42 44 56 N | 093 06 35 W |
| Spring Creek | Stream | | Fremont | 40 41 15 N | 095 35 60 W |
| Spring Creek | Stream | | Harrison | 41 33 58 N | 095 34 14 W |
| Spring Creek | Stream | | Henry | 41 01 38 N | 091 33 48 W |
| Spring Creek | Stream | | Howard | 43 13 02 N | 093 25 26 W |
| Spring Creek | Stream | | Linn | 41 52 56 N | 091 25 44 W |
| Spring Creek | Stream | | Mahaska | 41 20 19 N | 092 35 21 W |
| Spring Creek | Stream | | Mitchell | 43 13 05 N | 092 48 10 W |
| Spring Creek | Stream | | Polk | 41 30 48 N | 093 26 12 W |
| Spring Creek | Stream | | Pottawattamie | 41 14 03 N | 095 20 05 W |
| Spring Creek | Stream | | Sioux | 42 59 32 N | 096 25 45 W |
| Spring Creek | Stream | | Wapello | 41 07 25 N | 092 22 54 W |
| Spring Creek | Stream | | Webster | 42 28 36 N | 094 15 59 W |
| Spring Creek Cemetery | Cemetery | 271 | Black Hawk | 42 21 42 N | 092 04 43 W |
| Spring Creek Cemetery | Cemetery | 203 | Des Moines | 40 47 53 N | 091 11 22 W |
| Spring Creek Friends Cemetery | Cemetery | 250 | Mahaska | 41 18 42 N | 092 36 09 W |
| Spring Creek Post Office (historical) | Post Office | 300 | Tama | 42 08 16 N | 092 43 43 W |
| Spring Creek Preserve | Park | 341 | Cerro Gordo | 43 11 55 N | 093 12 01 W |
| Spring Creek Wildlife Area | Park | 357 | Franklin | 42 45 22 N | 093 18 21 W |
| Spring Fountain | Populated Place | 329 | Bremer | 42 49 58 N | 092 10 50 W |
| Spring Grove | Populated Place | 170 | Des Moines | 40 44 23 N | 091 09 30 W |
| Spring Grove (historical) | Locale | 170 | Des Moines | 40 44 23 N | 091 09 30 W |
| Spring Grove Cemetery | Cemetery | 166 | Des Moines | 40 44 04 N | 091 10 07 W |
| Spring Grove Cemetery | Cemetery | 344 | Floyd | 43 09 47 N | 093 01 17 W |
| Spring Grove Cemetery | Cemetery | 267 | Linn | 42 01 49 N | 091 46 07 W |
| Spring Grove Cemetery | Cemetery | 277 | Linn | 42 16 42 N | 091 36 04 W |
| Spring Grove Church | Church | 184 | Des Moines | 40 44 44 N | 091 08 33 W |
| Spring Grove Church | Church | 292 | Linn | 42 16 53 N | 091 36 50 W |
| Spring Grove Post Office (historical) | Post Office | 294 | Linn | 42 16 04 N | 091 36 31 W |
| Spring Hill | Populated Place | 249 | Warren | 41 24 41 N | 093 38 42 W |
| Spring Hill (historical) | Locale | 249 | Warren | 41 24 41 N | 093 38 42 W |
| Spring Hill Cemetery | Cemetery | 300 | Delaware | 42 34 28 N | 091 33 10 W |
| Spring Hill Cemetery | Cemetery | 303 | Lucas | 41 07 56 N | 093 17 56 W |
| Spring Hill Post Office (historical) | Post Office | 249 | Warren | 41 24 41 N | 093 38 42 W |
| Spring Hill School | School | 280 | Lucas | 41 01 19 N | 093 31 05 W |
| Spring Hill School | School | 274 | Warren | 41 24 55 N | 093 39 04 W |
| Spring Lake | Lake | 184 | Clayton | 42 41 49 N | 091 00 02 W |
| Spring Lake | Lake | 308 | Greene | 42 03 45 N | 094 17 21 W |
| Spring Lake | Lake | 165 | Muscatine | 41 20 38 N | 091 05 07 W |
| Spring Lake | Locale | 290 | Bremer | 42 46 26 N | 092 30 54 W |
| Spring Lake | Reservoir | 346 | Cerro Gordo | 43 08 40 N | 093 13 51 W |
| Spring Lake Campground | Locale | 161 | Des Moines | 40 44 18 N | 091 08 41 W |
| Spring Lake Cemetery | Cemetery | 290 | Bremer | 42 46 27 N | 092 30 54 W |
| Spring Lake County Park | Park | 308 | Greene | 42 03 52 N | 094 17 20 W |
| Spring Lake Park | Park | 340 | Adams | 40 58 50 N | 094 44 01 W |
| Spring Lake Park | Park | 360 | Cherokee | 42 44 20 N | 095 33 31 W |
| Spring Lake Post Office (historical) | Post Office | 290 | Bremer | 42 46 26 N | 092 30 54 W |
| Spring Pond | Lake | 179 | Jefferson | 41 03 45 N | 091 43 31 W |
| Spring Rock Post Office (historical) | Post Office | 208 | Clinton | 41 47 20 N | 090 48 51 W |
| Spring Run Cemetery | Cemetery | 203 | Louisa | 41 11 46 N | 091 23 25 W |
| Spring Run Church | Church | 216 | Louisa | 41 11 27 N | 091 23 57 W |
| Spring Run Creek | Stream | | Louisa | 41 12 18 N | 091 23 51 W |
| Spring Run Post Office (historical) | Post Office | 214 | Louisa | 41 11 35 N | 091 22 21 W |
| Spring Run State Game Management Area | Park | 453 | Dickinson | 43 22 29 N | 095 02 58 W |
| Spring Run State Game Management Areas | Park | 457 | Dickinson | 43 23 07 N | 095 02 20 W |
| Spring Street Family Practice | Hospital | 197 | Scott | 41 33 18 N | 090 32 55 W |
| Spring Township Cemetery | Cemetery | 421 | Cherokee | 42 49 43 N | 095 28 35 W |
| Spring Valley | Populated Place | 234 | Mahaska | 41 24 54 N | 092 29 02 W |
| Spring Valley (historical) | Locale | 283 | Decatur | 40 36 04 N | 093 40 16 W |
| Spring Valley Cemetery | Cemetery | 354 | Monona | 41 54 47 N | 095 50 12 W |
| Spring Valley Creek | Stream | | Mills | 40 54 21 N | 095 34 35 W |
| Spring Valley Golf Course | Locale | 346 | Humboldt | 42 50 54 N | 094 14 16 W |
| Spring Valley Lake | Reservoir | 314 | Union | 40 59 22 N | 094 04 33 W |
| Spring Valley Post Office (historical) | Post Office | 276 | Decatur | 40 35 52 N | 093 40 31 W |
| Spring Valley Public Access | Locale | 277 | Dallas | 41 47 19 N | 094 06 01 W |
| Spring Valley School | School | 303 | Mills | 40 55 09 N | 095 35 39 W |
| Springbrook | Populated Place | 262 | Jackson | 42 09 51 N | 090 28 35 W |
| Springbrook Country Club | Locale | 211 | Clinton | 41 50 15 N | 090 33 20 W |
| Springbrook Creek | Stream | | Guthrie | 41 46 10 N | 094 28 06 W |
| Springbrook Post Office | Post Office | 262 | Jackson | 42 09 51 N | 090 28 35 W |
| Springbrook State Park | Park | 340 | Guthrie | 41 46 36 N | 094 27 35 W |
| Springbrook Volunteer Fire Department | Building | 262 | Jackson | 42 09 51 N | 090 28 35 W |
| Springdale | Populated Place | 238 | Cedar | 41 40 14 N | 091 15 33 W |
| Springdale | Populated Place | 337 | Woodbury | 42 31 24 N | 096 22 12 W |
| Springdale (historical) | Locale | 339 | Woodbury | 42 31 20 N | 096 22 01 W |
| Springdale Cemetery | Cemetery | 244 | Cedar | 41 40 43 N | 091 15 30 W |
| Springdale Cemetery | Cemetery | 218 | Clinton | 41 51 11 N | 090 12 24 W |
| Springdale Methodist Church | Church | 238 | Cedar | 41 40 13 N | 091 15 31 W |
| Springdale Post Office (historical) | Post Office | 238 | Cedar | 41 40 14 N | 091 15 33 W |
| Springfield | Locale | 333 | Clayton | 43 04 14 N | 091 33 09 W |
| Springfield | Locale | 237 | Keokuk | 41 21 02 N | 092 22 26 W |
| Springfield Cemetery | Cemetery | 247 | Keokuk | 41 20 19 N | 092 21 12 W |
| Springfield Cemetery | Cemetery | 358 | Winneshiek | 43 13 20 N | 091 49 03 W |
| Springfield Church | Church | 361 | Winneshiek | 43 13 22 N | 091 48 42 W |
| Springfield Post Office (historical) | Post Office | 237 | Keokuk | 41 21 02 N | 092 22 26 W |
| Springfield School | School | 283 | Marion | 41 11 50 N | 093 03 01 W |
| Springhole | Populated Place | 232 | Jones | 42 13 06 N | 091 05 52 W |
| Springlake Golf Course | Locale | 216 | Lee | 40 40 00 N | 091 19 51 W |
| Springs Branch Creek | Stream | | Allamakee | 43 12 19 N | 091 09 23 W |
| Springview Park | Park | 271 | Black Hawk | 42 30 37 N | 092 18 04 W |
| Springville | Locale | 232 | Clayton | 42 42 27 N | 091 02 26 W |
| Springville | Populated Place | 254 | Linn | 42 03 34 N | 091 26 34 W |
| Springville (historical) | Locale | 256 | Linn | 42 03 36 N | 091 26 37 W |
| Springville Cemetery | Cemetery | 263 | Linn | 42 03 22 N | 091 26 16 W |
| Springville City Hall | Building | 255 | Linn | 42 03 35 N | 091 26 35 W |
| Springville Community School | School | 257 | Linn | 42 03 20 N | 091 26 41 W |
| Springville Elementary School | School | 260 | Linn | 42 03 15 N | 091 26 50 W |
| Springville Fire Station | Building | 255 | Linn | 42 03 35 N | 091 26 35 W |
| Springville Memorial Library | Building | 255 | Linn | 42 03 35 N | 091 26 35 W |
| Springville Post Office | Post Office | 254 | Linn | 42 03 32 N | 091 26 35 W |
| Springville Presbyterian Church | Church | 254 | Linn | 42 03 27 N | 091 26 37 W |
| Springwater | Populated Place | 341 | Winneshiek | 43 22 47 N | 091 44 35 W |