Census tract rankings · Iowa
Most populous census tracts in Iowa
Where the most people live inside a single tract. The Census Bureau aims for 4,000 residents per tract but splits and merges aren't always synchronized with growth. Filtered to Iowa, ranked among all tracts in the state.
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| Rank | Tract | County | population |
|---|---|---|---|
| #301 | Tract 10 | Clinton, IA | 3,894 |
| #302 | Tract 105 | Linn, IA | 3,889 |
| #303 | Tract 601.01 | Madison, IA | 3,886 |
| #304 | Tract 9604 | Carroll, IA | 3,876 |
| #305 | Tract 704 | Chickasaw, IA | 3,876 |
| #306 | Tract 1.02 | Polk, IA | 3,868 |
| #307 | Tract 8 | Linn, IA | 3,865 |
| #308 | Tract 9606 | Buena Vista, IA | 3,864 |
| #309 | Tract 102.11 | Polk, IA | 3,852 |
| #310 | Tract 9 | Dubuque, IA | 3,850 |
| #311 | Tract 4911 | Lee, IA | 3,845 |
| #312 | Tract 9705 | Henry, IA | 3,841 |
| #313 | Tract 701 | Jones, IA | 3,837 |
| #314 | Tract 22 | Black Hawk, IA | 3,836 |
| #315 | Tract 24 | Black Hawk, IA | 3,826 |
| #316 | Tract 35 | Woodbury, IA | 3,824 |
| #317 | Tract 9505 | Buchanan, IA | 3,823 |
| #318 | Tract 9501 | Delaware, IA | 3,820 |
| #319 | Tract 2701 | Hancock, IA | 3,817 |
| #320 | Tract 4902 | Lee, IA | 3,808 |
| #321 | Tract 9603 | Palo Alto, IA | 3,808 |
| #322 | Tract 4 | Clinton, IA | 3,805 |
| #323 | Tract 508.18 | Dallas, IA | 3,805 |
| #324 | Tract 5602 | Mitchell, IA | 3,803 |
| #325 | Tract 126.02 | Scott, IA | 3,802 |
| #326 | Tract 30.02 | Polk, IA | 3,801 |
| #327 | Tract 4503 | Louisa, IA | 3,799 |
| #328 | Tract 401 | Jasper, IA | 3,797 |
| #329 | Tract 9507 | Cerro Gordo, IA | 3,796 |
| #330 | Tract 104.06 | Polk, IA | 3,775 |
| #331 | Tract 212 | Pottawattamie, IA | 3,767 |
| #332 | Tract 9.02 | Polk, IA | 3,766 |
| #333 | Tract 202 | Boone, IA | 3,764 |
| #334 | Tract 9502 | Buchanan, IA | 3,763 |
| #335 | Tract 44 | Polk, IA | 3,756 |
| #336 | Tract 9604 | Wapello, IA | 3,749 |
| #337 | Tract 2 | Webster, IA | 3,747 |
| #338 | Tract 303 | Pottawattamie, IA | 3,741 |
| #339 | Tract 27 | Polk, IA | 3,735 |
| #340 | Tract 312 | Pottawattamie, IA | 3,732 |
| #341 | Tract 135 | Scott, IA | 3,725 |
| #342 | Tract 4508 | Dickinson, IA | 3,724 |
| #343 | Tract 9503 | Mahaska, IA | 3,721 |
| #344 | Tract 4 | Dubuque, IA | 3,716 |
| #345 | Tract 304.02 | Marion, IA | 3,716 |
| #346 | Tract 704 | Sioux, IA | 3,711 |
| #347 | Tract 509.01 | Dallas, IA | 3,702 |
| #348 | Tract 113.02 | Polk, IA | 3,702 |
| #349 | Tract 304.01 | Pottawattamie, IA | 3,702 |
| #350 | Tract 112.03 | Polk, IA | 3,701 |
| #351 | Tract 2.01 | Woodbury, IA | 3,700 |
| #352 | Tract 33.02 | Woodbury, IA | 3,697 |
| #353 | Tract 9605 | Allamakee, IA | 3,696 |
| #354 | Tract 103.07 | Johnson, IA | 3,693 |
| #355 | Tract 101.01 | Story, IA | 3,690 |
| #356 | Tract 203 | Warren, IA | 3,687 |
| #357 | Tract 2.02 | Woodbury, IA | 3,684 |
| #358 | Tract 110.01 | Polk, IA | 3,680 |
| #359 | Tract 45.01 | Polk, IA | 3,674 |
| #360 | Tract 10 | Black Hawk, IA | 3,661 |
| #361 | Tract 15.03 | Black Hawk, IA | 3,659 |
| #362 | Tract 17 | Johnson, IA | 3,656 |
| #363 | Tract 40.01 | Polk, IA | 3,649 |
| #364 | Tract 5603 | Mitchell, IA | 3,645 |
| #365 | Tract 103 | Linn, IA | 3,642 |
| #366 | Tract 207 | Boone, IA | 3,634 |
| #367 | Tract 101.03 | Dubuque, IA | 3,632 |
| #368 | Tract 707.01 | Sioux, IA | 3,631 |
| #369 | Tract 41 | Bremer, IA | 3,624 |
| #370 | Tract 2.10 | Linn, IA | 3,623 |
| #371 | Tract 9509 | Marshall, IA | 3,622 |
| #372 | Tract 3 | Des Moines, IA | 3,618 |
| #373 | Tract 7.02 | Polk, IA | 3,617 |
| #374 | Tract 121 | Scott, IA | 3,611 |
| #375 | Tract 6805 | Wright, IA | 3,607 |
| #376 | Tract 12.01 | Dubuque, IA | 3,606 |
| #377 | Tract 112.05 | Polk, IA | 3,605 |
| #378 | Tract 27 | Black Hawk, IA | 3,591 |
| #379 | Tract 9503 | Winneshiek, IA | 3,591 |
| #380 | Tract 403.02 | Mills, IA | 3,589 |
| #381 | Tract 14 | Linn, IA | 3,583 |
| #382 | Tract 7.01 | Dubuque, IA | 3,582 |
| #383 | Tract 6 | Polk, IA | 3,582 |
| #384 | Tract 9601 | Carroll, IA | 3,581 |
| #385 | Tract 2902 | Harrison, IA | 3,581 |
| #386 | Tract 29.02 | Black Hawk, IA | 3,580 |
| #387 | Tract 704 | Butler, IA | 3,572 |
| #388 | Tract 208 | Warren, IA | 3,571 |
| #389 | Tract 209 | Warren, IA | 3,559 |
| #390 | Tract 9506 | Mahaska, IA | 3,553 |
| #391 | Tract 10.02 | Linn, IA | 3,549 |
| #392 | Tract 9602 | Decatur, IA | 3,540 |
| #393 | Tract 601.02 | Madison, IA | 3,539 |
| #394 | Tract 104.01 | Johnson, IA | 3,538 |
| #395 | Tract 9701 | Henry, IA | 3,536 |
| #396 | Tract 314 | Pottawattamie, IA | 3,533 |
| #397 | Tract 16.02 | Johnson, IA | 3,531 |
| #398 | Tract 6801 | Wright, IA | 3,525 |
| #399 | Tract 112.06 | Polk, IA | 3,520 |
| #400 | Tract 4601 | Osceola, IA | 3,518 |
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