Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Christ United Methodist Church | Church | 296 | Polk | 41 36 42 N | 093 41 49 W |
| Christ United Methodist Church | Church | 210 | Scott | 41 33 47 N | 090 36 38 W |
| Christ United Methodist Church | Church | 277 | Tama | 41 59 35 N | 092 34 41 W |
| Christ United Presbyterian Church | Church | 322 | Fayette | 42 40 42 N | 091 54 42 W |
| Christian and Missionary Alliance Church | Church | 260 | Linn | 42 01 20 N | 091 41 42 W |
| Christian Bible Church | Church | 282 | Marshall | 41 56 14 N | 092 52 01 W |
| Christian Cemetery | Cemetery | 274 | Dubuque | 42 34 50 N | 090 54 30 W |
| Christian Center Church | Church | 178 | Scott | 41 31 19 N | 090 36 33 W |
| Christian Church | Church | 304 | Appanoose | 40 41 06 N | 092 40 43 W |
| Christian Church | Church | 276 | Benton | 42 13 20 N | 091 52 51 W |
| Christian Church | Church | 351 | Calhoun | 42 16 08 N | 094 32 59 W |
| Christian Church | Church | 392 | Cass | 41 15 16 N | 094 46 07 W |
| Christian Church | Church | 378 | Cerro Gordo | 43 08 38 N | 093 23 23 W |
| Christian Church | Church | 445 | Cherokee | 42 48 44 N | 095 42 46 W |
| Christian Church | Church | 348 | Clarke | 41 01 55 N | 093 45 58 W |
| Christian Church | Church | 325 | Dallas | 41 51 14 N | 093 55 19 W |
| Christian Church | Church | 271 | Dallas | 41 37 08 N | 094 01 06 W |
| Christian Church | Church | 267 | Davis | 40 45 09 N | 092 25 05 W |
| Christian Church | Church | 332 | Floyd | 43 08 38 N | 093 00 22 W |
| Christian Church | Church | 335 | Guthrie | 41 40 41 N | 094 30 16 W |
| Christian Church | Church | 318 | Hardin | 42 21 37 N | 093 05 14 W |
| Christian Church | Church | 330 | Harrison | 41 38 30 N | 095 47 25 W |
| Christian Church | Church | 256 | Iowa | 41 30 58 N | 092 04 47 W |
| Christian Church | Church | 274 | Jasper | 41 43 01 N | 092 54 21 W |
| Christian Church | Church | 272 | Linn | 42 09 07 N | 091 37 06 W |
| Christian Church | Church | 411 | Lyon | 43 25 51 N | 096 10 14 W |
| Christian Church | Church | 276 | Mahaska | 41 30 30 N | 092 28 06 W |
| Christian Church | Church | 275 | Marion | 41 23 05 N | 093 16 14 W |
| Christian Church | Church | 354 | Monona | 41 55 29 N | 095 51 04 W |
| Christian Church | Church | 193 | Muscatine | 41 28 52 N | 091 18 28 W |
| Christian Church | Church | 299 | Polk | 41 47 33 N | 093 31 43 W |
| Christian Church | Church | 312 | Poweshiek | 41 44 59 N | 092 42 50 W |
| Christian Church | Church | 375 | Ringgold | 40 42 49 N | 094 14 21 W |
| Christian Church | Church | 366 | Ringgold | 40 42 39 N | 094 03 00 W |
| Christian Church | Church | 268 | Story | 41 53 20 N | 093 23 55 W |
| Christian Church | Church | 299 | Story | 42 00 55 N | 093 27 39 W |
| Christian Church | Church | 376 | Taylor | 40 43 52 N | 094 53 59 W |
| Christian Church | Church | 179 | Van Buren | 40 43 49 N | 091 57 50 W |
| Christian Church | Church | 229 | Van Buren | 40 51 20 N | 091 50 02 W |
| Christian Church | Church | 189 | Wapello | 40 55 07 N | 092 13 23 W |
| Christian Church | Church | 293 | Webster | 42 21 45 N | 094 03 02 W |
| Christian Church | Church | 400 | Woodbury | 42 32 43 N | 095 51 57 W |
| Christian Church - Disciples of Christ in the Upper Midwest | Church | 293 | Polk | 41 35 60 N | 093 39 46 W |
| Christian Church Disciples | Church | 239 | Keokuk | 41 24 05 N | 092 21 17 W |
| Christian Church Disciples of Christ | Church | 305 | Lucas | 41 01 35 N | 093 18 36 W |
| Christian Church West Burliington | Church | 214 | Des Moines | 40 49 16 N | 091 09 47 W |
| Christian Family School | School | 378 | Winneshiek | 43 10 48 N | 091 51 51 W |
| Christian Family Worship Center | Church | 440 | Dickinson | 43 25 20 N | 095 05 49 W |
| Christian Fellowship Baptist Church | Church | 262 | Black Hawk | 42 29 21 N | 092 20 34 W |
| Christian Fellowship Baptist Church | Church | 265 | Black Hawk | 42 29 15 N | 092 20 29 W |
| Christian Fellowship Church | Church | 245 | Benton | 41 53 40 N | 092 16 41 W |
| Christian Fellowship Church | Church | 358 | Cerro Gordo | 43 08 45 N | 093 14 24 W |
| Christian Free Lutheran Church | Church | 221 | Clinton | 41 50 09 N | 090 50 17 W |
| Christian Heritage School | School | 266 | Black Hawk | 42 31 32 N | 092 26 41 W |
| Christian Herschler Historic District Winery and Stagecoach Stop | Building | 212 | Lee | 40 40 05 N | 091 30 41 W |
| Christian High School | School | 263 | Marion | 41 24 47 N | 092 54 54 W |
| Christian Life Assembly of God Church | Church | 277 | Polk | 41 31 22 N | 093 38 40 W |
| Christian Life Worship Center | Church | 259 | Polk | 41 36 32 N | 093 45 20 W |
| Christian Missionary Church | Church | 359 | Mitchell | 43 16 58 N | 092 48 36 W |
| Christian Neck Cemetery | Cemetery | 310 | Warren | 41 10 58 N | 093 30 33 W |
| Christian Opportunity Center | School | 263 | Marion | 41 25 29 N | 092 55 08 W |
| Christian Reformed Cemetery | Cemetery | 371 | Hancock | 43 11 04 N | 093 56 54 W |
| Christian Reformed Church | Church | 296 | Black Hawk | 42 32 16 N | 092 28 11 W |
| Christian Reformed Church | Church | 303 | Butler | 42 34 38 N | 092 47 02 W |
| Christian Reformed Church | Church | 370 | Hancock | 43 05 51 N | 093 48 41 W |
| Christian Reformed Church | Church | 361 | Hancock | 42 56 10 N | 093 47 31 W |
| Christian Reformed Church | Church | 279 | Jasper | 41 34 51 N | 092 50 34 W |
| Christian Reformed Church | Church | 284 | Jasper | 41 36 03 N | 093 13 47 W |
| Christian Reformed Church | Church | 290 | Jasper | 41 41 43 N | 093 02 51 W |
| Christian Reformed Church | Church | 418 | Lyon | 43 25 45 N | 096 10 38 W |
| Christian Reformed Church | Church | 248 | Mahaska | 41 12 44 N | 092 31 33 W |
| Christian Reformed Church | Church | 467 | O'Brien | 43 10 56 N | 095 39 48 W |
| Christian Reformed Church | Church | 465 | Osceola | 43 24 31 N | 095 44 55 W |
| Christian Reformed Church | Church | 480 | Osceola | 43 24 58 N | 095 32 05 W |
| Christian Reformed Church | Church | 297 | Polk | 41 36 55 N | 093 41 16 W |
| Christian Reformed Church | Church | 434 | Sioux | 42 58 29 N | 096 18 50 W |
| Christian Reformed Church | Church | 412 | Sioux | 43 04 19 N | 095 54 10 W |
| Christian Retirement Home | Hospital | 439 | O'Brien | 43 10 49 N | 095 50 29 W |
| Christian School | School | 339 | Boone | 42 03 29 N | 093 54 19 W |
| Christian School | School | 283 | Buchanan | 42 18 60 N | 091 46 32 W |
| Christian School | School | 420 | Lyon | 43 25 43 N | 096 10 39 W |
| Christian School | School | 293 | Polk | 41 36 41 N | 093 42 10 W |
| Christian Science Church | Church | 212 | Johnson | 41 39 33 N | 091 31 29 W |
| Christian Science Church | Church | 256 | Mahaska | 41 17 43 N | 092 38 25 W |
| Christian Science Church | Church | 177 | Muscatine | 41 25 35 N | 091 02 44 W |
| Christian Science Church | Church | 334 | Webster | 42 30 20 N | 094 11 10 W |
| Christian Science Reading Room | Church | 213 | Scott | 41 32 15 N | 090 34 27 W |
| Christian Science Reading Room | Church | 397 | Union | 41 03 29 N | 094 21 55 W |
| Christian Science Society | Church | 222 | Henry | 40 58 06 N | 091 33 15 W |
| Christian Science Society | Church | 368 | Woodbury | 42 30 14 N | 096 24 09 W |
| Christian Union Church | Church | 293 | Warren | 41 21 55 N | 093 33 11 W |
| Christian Union Church | Church | 294 | Warren | 41 17 16 N | 093 26 28 W |
| Christian United Methodist Church | Church | 336 | Wayne | 40 51 32 N | 093 29 51 W |
| Christian Worship Center | Church | 301 | Pottawattamie | 41 15 59 N | 095 52 10 W |
| Christianburg Church | Church | 264 | Wapello | 41 01 11 N | 092 34 27 W |
| Christiansburgh Post Office (historical) | Post Office | 264 | Wapello | 41 00 55 N | 092 34 21 W |
| Christianson-Taylor Wildlife Area | Park | 372 | Worth | 43 29 20 N | 093 19 11 W |
| Christie Creek | Stream | | Van Buren | 40 41 49 N | 091 47 32 W |
| Christman School | School | 230 | Dubuque | 42 25 33 N | 090 41 26 W |
| Christopher Gartner Park | Park | 308 | Story | 42 01 06 N | 093 40 40 W |
| Christopherson Slough | Gut | 416 | Dickinson | 43 28 38 N | 094 56 11 W |
| Christopherson Slough / Little Swan Lake Wildlife Management Area | Park | 418 | Dickinson | 43 28 06 N | 094 56 22 W |
| Christs Church | Church | 276 | Dallas | 41 33 25 N | 093 51 21 W |
| Christs Church | Church | 278 | Marion | 41 19 05 N | 093 05 51 W |
| Christs Church | Church | 383 | Shelby | 41 38 54 N | 095 19 33 W |
| Christs Fellowship Church | Church | 437 | Dickinson | 43 24 32 N | 095 07 36 W |
| Christy Clinic | Hospital | 166 | Van Buren | 40 38 21 N | 091 44 35 W |
| Christy Pond Park | Park | 364 | Carroll | 41 52 05 N | 094 38 53 W |
| Christys Point | Cape | 427 | Dickinson | 43 21 37 N | 095 07 41 W |
| Church | Populated Place | 385 | Allamakee | 43 21 08 N | 091 20 20 W |