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 |
|---|---|---|---|
| #101 | Tract 9706 | Plymouth, IA | 5,293 |
| #102 | Tract 30.03 | Linn, IA | 5,254 |
| #103 | Tract 4 | Woodbury, IA | 5,249 |
| #104 | Tract 904 | Jefferson, IA | 5,248 |
| #105 | Tract 112.01 | Polk, IA | 5,248 |
| #106 | Tract 46 | Bremer, IA | 5,245 |
| #107 | Tract 20 | Woodbury, IA | 5,245 |
| #108 | Tract 9502 | Winneshiek, IA | 5,240 |
| #109 | Tract 4903 | O'Brien, IA | 5,237 |
| #110 | Tract 407 | Jasper, IA | 5,223 |
| #111 | Tract 2.08 | Linn, IA | 5,215 |
| #112 | Tract 8 | Clinton, IA | 5,211 |
| #113 | Tract 502 | Muscatine, IA | 5,205 |
| #114 | Tract 9603 | Benton, IA | 5,178 |
| #115 | Tract 128.01 | Scott, IA | 5,174 |
| #116 | Tract 101.03 | Scott, IA | 5,171 |
| #117 | Tract 33.01 | Woodbury, IA | 5,171 |
| #118 | Tract 2.05 | Linn, IA | 5,163 |
| #119 | Tract 111.11 | Polk, IA | 5,156 |
| #120 | Tract 16 | Linn, IA | 5,143 |
| #121 | Tract 602 | Madison, IA | 5,136 |
| #122 | Tract 316.01 | Pottawattamie, IA | 5,136 |
| #123 | Tract 507 | Muscatine, IA | 5,130 |
| #124 | Tract 1 | Woodbury, IA | 5,124 |
| #125 | Tract 211 | Warren, IA | 5,121 |
| #126 | Tract 506 | Muscatine, IA | 5,114 |
| #127 | Tract 20 | Black Hawk, IA | 5,104 |
| #128 | Tract 9504 | Delaware, IA | 5,102 |
| #129 | Tract 110.21 | Polk, IA | 5,098 |
| #130 | Tract 10.01 | Linn, IA | 5,090 |
| #131 | Tract 4 | Linn, IA | 5,088 |
| #132 | Tract 113.04 | Polk, IA | 5,088 |
| #133 | Tract 3703 | Poweshiek, IA | 5,056 |
| #134 | Tract 126.01 | Scott, IA | 5,049 |
| #135 | Tract 702 | Sioux, IA | 5,022 |
| #136 | Tract 301.01 | Marion, IA | 5,016 |
| #137 | Tract 11 | Polk, IA | 5,016 |
| #138 | Tract 9507 | Marshall, IA | 5,011 |
| #139 | Tract 102 | Johnson, IA | 5,008 |
| #140 | Tract 4.02 | Johnson, IA | 4,990 |
| #141 | Tract 9604 | Iowa, IA | 4,980 |
| #142 | Tract 130 | Scott, IA | 4,977 |
| #143 | Tract 21 | Johnson, IA | 4,975 |
| #144 | Tract 104.11 | Polk, IA | 4,948 |
| #145 | Tract 5 | Clinton, IA | 4,937 |
| #146 | Tract 3 | Polk, IA | 4,932 |
| #147 | Tract 802 | Clay, IA | 4,922 |
| #148 | Tract 802 | Davis, IA | 4,910 |
| #149 | Tract 5.01 | Johnson, IA | 4,903 |
| #150 | Tract 317 | Pottawattamie, IA | 4,880 |
| #151 | Tract 6 | Story, IA | 4,871 |
| #152 | Tract 8 | Story, IA | 4,858 |
| #153 | Tract 11 | Johnson, IA | 4,856 |
| #154 | Tract 204 | Warren, IA | 4,829 |
| #155 | Tract 102.12 | Polk, IA | 4,804 |
| #156 | Tract 505 | Muscatine, IA | 4,803 |
| #157 | Tract 9508 | Cerro Gordo, IA | 4,792 |
| #158 | Tract 108.06 | Polk, IA | 4,789 |
| #159 | Tract 102.02 | Dubuque, IA | 4,763 |
| #160 | Tract 13.03 | Story, IA | 4,736 |
| #161 | Tract 9603 | Wapello, IA | 4,712 |
| #162 | Tract 9510 | Marshall, IA | 4,696 |
| #163 | Tract 42 | Bremer, IA | 4,691 |
| #164 | Tract 32 | Woodbury, IA | 4,677 |
| #165 | Tract 101.02 | Story, IA | 4,667 |
| #166 | Tract 9 | Webster, IA | 4,653 |
| #167 | Tract 4805 | Floyd, IA | 4,647 |
| #168 | Tract 10 | Des Moines, IA | 4,643 |
| #169 | Tract 14 | Black Hawk, IA | 4,627 |
| #170 | Tract 405 | Jasper, IA | 4,623 |
| #171 | Tract 9506 | Buchanan, IA | 4,609 |
| #172 | Tract 102 | Linn, IA | 4,603 |
| #173 | Tract 9604 | Hamilton, IA | 4,600 |
| #174 | Tract 9602 | Washington, IA | 4,593 |
| #175 | Tract 102.07 | Polk, IA | 4,592 |
| #176 | Tract 105 | Dubuque, IA | 4,587 |
| #177 | Tract 4 | Polk, IA | 4,582 |
| #178 | Tract 18.02 | Johnson, IA | 4,580 |
| #179 | Tract 11 | Woodbury, IA | 4,580 |
| #180 | Tract 1.01 | Webster, IA | 4,571 |
| #181 | Tract 2.09 | Linn, IA | 4,541 |
| #182 | Tract 47.01 | Polk, IA | 4,531 |
| #183 | Tract 9503 | Guthrie, IA | 4,525 |
| #184 | Tract 503 | Dallas, IA | 4,523 |
| #185 | Tract 30.06 | Linn, IA | 4,520 |
| #186 | Tract 9601 | Grundy, IA | 4,514 |
| #187 | Tract 104.04 | Polk, IA | 4,499 |
| #188 | Tract 19 | Polk, IA | 4,496 |
| #189 | Tract 1.01 | Polk, IA | 4,482 |
| #190 | Tract 10 | Polk, IA | 4,480 |
| #191 | Tract 107.07 | Polk, IA | 4,468 |
| #192 | Tract 3602 | Franklin, IA | 4,465 |
| #193 | Tract 107.09 | Polk, IA | 4,464 |
| #194 | Tract 5 | Des Moines, IA | 4,463 |
| #195 | Tract 11.01 | Linn, IA | 4,442 |
| #196 | Tract 11.04 | Dubuque, IA | 4,441 |
| #197 | Tract 706 | Jones, IA | 4,415 |
| #198 | Tract 9504 | Winneshiek, IA | 4,414 |
| #199 | Tract 128.02 | Scott, IA | 4,409 |
| #200 | Tract 23 | Linn, IA | 4,403 |
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