| Rank | House Median Room Count ▼ | School District / Population |
| 1. | 7.30 | Treynor Community School District / 2,618 |
| 2. | 7.20 | Gilbert Community School District / 5,698 |
| 3. | 7.10 | West Lyon Community School District / 4,052 |
| 4. | 7.00 | Keota Community School District / 1,915 |
| 4. | 7.00 | United Community School District / 1,945 |
| 4. | 7.00 | Marcus-Meriden-Cleghorn Community School District / 2,912 |
| 4. | 7.00 | Walnut Community School District / 1,235 |
| 4. | 7.00 | Solon Community School District / 5,796 |
| 4. | 7.00 | Boyden-Hull Community School District / 4,032 |
| 10. | 6.90 | Odebolt-Arthur Community School District / 2,032 |
| 11. | 6.80 | Van Meter Community School District / 3,099 |
| 11. | 6.80 | Hinton Community School District / 2,896 |
| 13. | 6.70 | St. Ansgar Community School District / 4,087 |
| 13. | 6.70 | MOC-Floyd Valley Community School District / 10,409 |
| 13. | 6.70 | GMG Community School District / 2,054 |
| 13. | 6.70 | Pleasant Valley Community School District / 19,491 |
| 13. | 6.70 | Hubbard-Radcliffe Community School District / 2,711 |
| 13. | 6.70 | Sioux Center Community School District / 8,490 |
| 13. | 6.70 | Lu Verne Community School District / 587 |
| 20. | 6.60 | Charter Oak-Ute Community School District / 1,940 |
| 20. | 6.60 | Tri-Center Community School District / 3,386 |
| 20. | 6.60 | Elk Horn-Kimballton Community School District / 1,547 |
| 20. | 6.60 | Glidden-Ralston Community School District / 1,784 |
| 20. | 6.60 | Stanton Community School District / 1,176 |
| 20. | 6.60 | Lynnville-Sully Community School District / 2,923 |
| 20. | 6.60 | Aurelia Community School District / 1,998 |
| 20. | 6.60 | Midland Community School District / 3,726 |
| 20. | 6.60 | Greene Community School District / 2,098 |
| 20. | 6.60 | A-H-S-T Community School District / 3,501 |
| 20. | 6.60 | Albert City-Truesdale Community School District / 1,508 |
| 20. | 6.60 | Corwith-Wesley Community School District / 1,124 |
| 20. | 6.60 | East Marshall Community School District / 3,755 |
| 20. | 6.60 | Sioux Central Community School District / 2,962 |
| 20. | 6.60 | Lawton-Bronson Community School District / 3,378 |
| 20. | 6.60 | Adair-Casey Community School District / 2,005 |
| 20. | 6.60 | Remsen-Union Community School District / 2,826 |
| 20. | 6.60 | Manning Community School District / 2,202 |
| 38. | 6.50 | Bennett Community School District / 1,320 |
| 38. | 6.50 | Northeast Hamilton Community School District / 1,525 |
| 38. | 6.50 | Prairie Valley Community School District / 3,973 |
| 38. | 6.50 | South O'Brien Community School District / 4,600 |
| 38. | 6.50 | Delwood Community School District / 1,351 |
| 38. | 6.50 | Garner-Hayfield Community School District / 3,894 |
| 38. | 6.50 | Pella Community School District / 14,903 |
| 38. | 6.50 | Underwood Community School District / 3,494 |
| 38. | 6.50 | Clay Central-Everly Community School District / 2,317 |
| 38. | 6.50 | Nishna Valley Community School District / 1,263 |
| 38. | 6.50 | Ar-We-Va Community School District / 2,043 |
| 38. | 6.50 | H-L-V Community School District / 1,884 |
| 38. | 6.50 | South Hamilton Community School District / 3,776 |
| 38. | 6.50 | Mid-Prairie Community School District / 9,395 |
| 38. | 6.50 | South Winneshiek Community School District / 4,439 |
| 38. | 6.50 | Bedford Community School District / 2,966 |
| 54. | 6.40 | Northeast Community School District / 3,070 |
| 54. | 6.40 | Rock Valley Community School District / 4,680 |
| 54. | 6.40 | Turkey Valley Community School District / 3,260 |
| 54. | 6.40 | Central Lyon Community School District / 4,157 |
| 54. | 6.40 | Dike-New Hartford Community School District / 4,263 |
| 54. | 6.40 | Pocahontas Area Community School District / 3,731 |
| 54. | 6.40 | Twin Rivers Community School District / 1,373 |
| 54. | 6.40 | Dows Community School District / 1,116 |
| 54. | 6.40 | North Scott Community School District / 14,502 |
| 54. | 6.40 | Denver Community School District / 3,624 |
| 54. | 6.40 | Calamus-Wheatland Community School District / 2,658 |
| 54. | 6.40 | Mount Vernon Community School District / 5,740 |
| 54. | 6.40 | West Bend-Mallard Community School District / 1,871 |
| 54. | 6.40 | West Central Community School District / 1,822 |
| 54. | 6.40 | Martensdale-St. Marys Community School District / 2,693 |
| 54. | 6.40 | Alta Community School District / 3,032 |
| 54. | 6.40 | Western Dubuque Community School District / 21,246 |
| 54. | 6.40 | Alden Community School District / 1,607 |
| 54. | 6.40 | Alburnett Community School District / 2,943 |
| 54. | 6.40 | Janesville Consolidated School District / 2,419 |
| 54. | 6.40 | Union Community School District / 6,547 |
| 54. | 6.40 | Johnston Community School District / 28,305 |
| 54. | 6.40 | BCLUW Community School District / 3,286 |
| 54. | 6.40 | Waukee Community School District / 25,308 |
| 54. | 6.40 | Bettendorf Community School District / 22,144 |
| 54. | 6.40 | Benton Community School District / 9,113 |
| 54. | 6.40 | Newell-Fonda Community School District / 2,434 |
| 54. | 6.40 | C and M Community School District / 1,277 |
| 54. | 6.40 | Wapsie Valley Community School District / 3,929 |
| 83. | 6.30 | Galva-Holstein Community School District / 2,813 |
| 83. | 6.30 | Riceville Community School District / 2,807 |
| 83. | 6.30 | North Cedar Community School District / 5,421 |
| 83. | 6.30 | Lisbon Community School District / 3,033 |
| 83. | 6.30 | Malvern Community School District / 1,989 |
| 83. | 6.30 | North Kossuth Community School District / 2,063 |
| 83. | 6.30 | Gladbrook-Reinbeck Community School District / 4,523 |
| 83. | 6.30 | Graettinger Community School District / 1,447 |
| 83. | 6.30 | New Hampton Community School District / 7,204 |
| 83. | 6.30 | Hartley-Melvin-Sanborn Community School District / 4,465 |
| 83. | 6.30 | Monticello Community School District / 6,409 |
| 83. | 6.30 | River Valley Community School District / 2,629 |
| 83. | 6.30 | Edgewood-Colesburg Community School District / 2,990 |
| 83. | 6.30 | East Buchanan Community School District / 3,006 |
| 83. | 6.30 | Harlan Community School District / 9,088 |
| 83. | 6.30 | Earlham Community School District / 3,104 |
| 83. | 6.30 | Winfield-Mount Union Community School District / 2,154 |
| 83. | 6.30 | Boyer Valley Community School District / 2,487 |
| 83. | 6.30 | Dunkerton Community School District / 2,664 |
| 83. | 6.30 | Rockwell City-Lytton Community School District / 3,351 |
| 83. | 6.30 | Urbandale Community School District / 22,991 |
| 83. | 6.30 | Woodbine Community School District / 2,691 |
| 83. | 6.30 | AGWSR Community School District / 4,839 |
| 83. | 6.30 | Audubon Community School District / 3,715 |
| 83. | 6.30 | Armstrong-Ringsted Community School District / 2,493 |
| 83. | 6.30 | West Liberty Community School District / 6,281 |
| 83. | 6.30 | Andrew Community School District / 1,558 |
| 83. | 6.30 | Starmont Community School District / 3,895 |
| 83. | 6.30 | Center Point-Urbana Community School District / 5,736 |
| 83. | 6.30 | Sergeant Bluff-Luton Community School District / 6,136 |
| 83. | 6.30 | Sentral Community School District / 1,099 |
| 83. | 6.30 | Waco Community School District / 2,830 |
| 83. | 6.30 | Southeast Webster-Grand Community School District / 3,745 |
| 83. | 6.30 | Tripoli Community School District / 2,583 |
| 83. | 6.30 | Battle Creek-Ida Grove Community School District / 3,784 |
| 83. | 6.30 | Schleswig Community School District / 1,779 |
| 83. | 6.30 | West Marshall Community School District / 4,267 |
| 120. | 6.20 | Roland-Story Community School District / 5,773 |
| 120. | 6.20 | Griswold Community School District / 3,379 |
| 120. | 6.20 | Aplington-Parkersburg Community School District / 4,150 |
| 120. | 6.20 | Ballard Community School District / 6,645 |
| 120. | 6.20 | Ventura Community School District / 1,776 |
| 120. | 6.20 | Manson Northwest Webster Community School District / 4,341 |
| 120. | 6.20 | Kingsley-Pierson Community School District / 2,727 |
| 120. | 6.20 | Colfax-Mingo Community School District / 4,971 |
| 120. | 6.20 | Sibley-Ocheyedan Community School District / 4,779 |
| 120. | 6.20 | Woodbury Central Community School District / 3,170 |
| 120. | 6.20 | Le Mars Community School District / 12,579 |
| 120. | 6.20 | Southern Cal Community School District / 3,204 |
| 120. | 6.20 | IKM Community School District / 2,562 |
| 120. | 6.20 | Lewis Central Community School District / 14,266 |
| 120. | 6.20 | Panorama Community School District / 4,900 |
| 120. | 6.20 | Riverside Community School District / 3,821 |
| 120. | 6.20 | Humboldt Community School District / 7,064 |
| 120. | 6.20 | Adel-De Soto-Minburn Community School District / 7,922 |
| 120. | 6.20 | Akron-Westfield Community School District / 3,369 |
| 120. | 6.20 | Woden-Crystal Lake Community School District / 914 |
| 120. | 6.20 | Williamsburg Community School District / 5,716 |
| 120. | 6.20 | North Iowa Community School District / 3,010 |
| 120. | 6.20 | Grundy Center Community School District / 3,564 |
| 120. | 6.20 | George-Little Rock Community School District / 2,906 |
| 120. | 6.20 | Tipton Community School District / 4,792 |
| 120. | 6.20 | Sumner Community School District / 3,175 |
| 120. | 6.20 | Norwalk Community School District / 10,431 |
| 120. | 6.20 | Southeast Warren Community School District / 3,105 |
| 120. | 6.20 | Osage Community School District / 5,933 |
| 120. | 6.20 | Paton-Churdan Community School District / 1,243 |
| 120. | 6.20 | Sheldon Community School District / 6,790 |
| 120. | 6.20 | Sheffield Chapin Meservey Thornton Community School District / 3,037 |
| 120. | 6.20 | Prescott Community School District / 617 |
| 120. | 6.20 | Rudd-Rockford-Marble Rock Community School District / 2,923 |
| 120. | 6.20 | Dallas Center-Grimes Community School District / 10,899 |
| 120. | 6.20 | Central Clinton Community School District / 9,467 |
| 120. | 6.20 | Essex Community School District / 1,472 |
| 120. | 6.20 | Nora Springs-Rock Falls Community School District / 2,661 |
| 120. | 6.20 | Exira Community School District / 1,508 |
| 120. | 6.20 | Nashua-Plainfield Community School District / 3,868 |
| 120. | 6.20 | Cal Community School District / 1,803 |
| 120. | 6.20 | North Linn Community School District / 3,180 |
| 120. | 6.20 | Carroll Community School District / 14,615 |
| 120. | 6.20 | North Central Community School District / 3,208 |
| 164. | 6.10 | Schaller-Crestland Community School District / 2,243 |
| 164. | 6.10 | Sac Community School District / 2,843 |
| 164. | 6.10 | Villisca Community School District / 2,369 |
| 164. | 6.10 | Preston Community School District / 1,930 |
| 164. | 6.10 | Bellevue Community School District / 4,741 |
| 164. | 6.10 | Rockwell-Swaledale Community School District / 2,060 |
| 164. | 6.10 | North Winneshiek Community School District / 1,843 |
| 164. | 6.10 | Pekin Community School District / 3,832 |
| 164. | 6.10 | North Tama County Community School District / 3,230 |
| 164. | 6.10 | West Sioux Community School District / 4,074 |
| 164. | 6.10 | Titonka Consolidated School District / 967 |
| 164. | 6.10 | Orient-Macksburg Community School District / 1,129 |
| 164. | 6.10 | South Page Community School District / 1,616 |
| 164. | 6.10 | Waverly-Shell Rock Community School District / 12,836 |
| 164. | 6.10 | MFL MarMac Community School District / 5,597 |
| 164. | 6.10 | South Clay Community School District / 1,060 |
| 164. | 6.10 | Sigourney Community School District / 3,648 |
| 164. | 6.10 | Lake Mills Community School District / 4,197 |
| 164. | 6.10 | Central Community School District / 3,470 |
| 164. | 6.10 | Decorah Community School District / 11,580 |
| 164. | 6.10 | Coon Rapids-Bayard Community School District / 2,464 |
| 164. | 6.10 | Carlisle Community School District / 7,638 |
| 164. | 6.10 | Hudson Community School District / 3,712 |
| 164. | 6.10 | Howard-Winneshiek Community School District / 8,781 |
| 164. | 6.10 | Nodaway Valley Community School District / 4,216 |
| 164. | 6.10 | Anthon-Oto Community School District / 1,606 |
| 164. | 6.10 | Eagle Grove Community School District / 4,497 |
| 164. | 6.10 | Ankeny Community School District / 43,435 |
| 164. | 6.10 | Glenwood Community School District / 11,205 |
| 164. | 6.10 | North Fayette Community School District / 6,172 |
| 164. | 6.10 | Diagonal Community School District / 709 |
| 164. | 6.10 | Colo-Nesco Community School District / 3,301 |
| 164. | 6.10 | Collins-Maxwell Community School District / 2,756 |
| 164. | 6.10 | Forest City Community School District / 6,531 |
| 164. | 6.10 | Algona Community School District / 9,310 |
| 199. | 6.00 | Mormon Trail Community School District / 1,885 |
| 199. | 6.00 | Morning Sun Community School District / 1,513 |
| 199. | 6.00 | Durant Community School District / 3,357 |
| 199. | 6.00 | Estherville Lincoln Central Community School District / 7,997 |
| 199. | 6.00 | Baxter Community School District / 1,783 |
| 199. | 6.00 | Belle Plaine Community School District / 3,627 |
| 199. | 6.00 | Tri-County Community School District / 1,982 |
| 199. | 6.00 | Ogden Community School District / 3,770 |
| 199. | 6.00 | North Mahaska Community School District / 3,149 |
| 199. | 6.00 | Belmond-Klemme Community School District / 4,652 |
| 199. | 6.00 | East Central Community School District / 2,251 |
| 199. | 6.00 | Bondurant-Farrar Community School District / 5,037 |
| 199. | 6.00 | Springville Community School District / 2,395 |
| 199. | 6.00 | East Greene Community School District / 1,916 |
| 199. | 6.00 | Fremont-Mills Community School District / 2,656 |
| 199. | 6.00 | Valley Community School District / 2,857 |
| 199. | 6.00 | Fredericksburg Community School District / 1,624 |
| 199. | 6.00 | Pleasantville Community School District / 3,287 |
| 199. | 6.00 | Wilton Community School District / 4,501 |
| 199. | 6.00 | Whiting Community School District / 1,066 |
| 199. | 6.00 | Independence Community School District / 9,472 |
| 199. | 6.00 | Jesup Community School District / 4,557 |
| 199. | 6.00 | Jefferson-Scranton Community School District / 6,286 |
| 199. | 6.00 | Louisa-Muscatine Community School District / 4,322 |
| 199. | 6.00 | Clarksville Community School District / 2,167 |
| 199. | 6.00 | Logan-Magnolia Community School District / 3,626 |
| 199. | 6.00 | Linn-Mar Community School District / 33,580 |
| 199. | 6.00 | Iowa Falls Community School District / 6,603 |
| 199. | 6.00 | Highland Community School District / 3,275 |
| 199. | 6.00 | Maple Valley Community School District / 3,120 |
| 199. | 6.00 | Clarinda Community School District / 6,556 |
| 199. | 6.00 | West Delaware County Community School District / 8,976 |
| 199. | 6.00 | Mediapolis Community School District / 5,268 |
| 199. | 6.00 | Allison-Bristow Community School District / 1,839 |
| 199. | 6.00 | Anita Community School District / 2,028 |
| 199. | 6.00 | Laurens-Marathon Community School District / 2,220 |
| 199. | 6.00 | Westwood Community School District / 2,962 |
| 199. | 6.00 | Name N/A / 1,133 |
| 199. | 6.00 | Clearfield Community School District / 559 |
| 238. | 5.90 | West Central Valley Community School District / 5,845 |
| 238. | 5.90 | Terril Community School District / 932 |
| 238. | 5.90 | Olin Consolidated School District / 1,459 |
| 238. | 5.90 | Spencer Community School District / 12,007 |
| 238. | 5.90 | Spirit Lake Community School District / 8,264 |
| 238. | 5.90 | Denison Community School District / 9,590 |
| 238. | 5.90 | Cherokee Community School District / 5,957 |
| 238. | 5.90 | Southeast Polk Community School District / 29,537 |
| 238. | 5.90 | Eldora-New Providence Community School District / 3,900 |
| 238. | 5.90 | Northwood-Kensett Community School District / 3,023 |
| 238. | 5.90 | Emmetsburg Community School District / 4,846 |
| 238. | 5.90 | Missouri Valley Community School District / 5,102 |
| 238. | 5.90 | Guthrie Center Community School District / 2,956 |
| 238. | 5.90 | Anamosa Community School District / 9,203 |
| 238. | 5.90 | West Monona Community School District / 4,171 |
| 238. | 5.90 | PCM Community School District / 5,095 |
| 238. | 5.90 | Danville Community School District / 2,985 |
| 238. | 5.90 | Interstate 35 Community School District / 4,398 |
| 238. | 5.90 | Lone Tree Community School District / 2,744 |
| 238. | 5.90 | Lenox Community School District / 1,868 |
| 238. | 5.90 | West Branch Community School District / 4,086 |
| 238. | 5.90 | Atlantic Community School District / 8,479 |
| 238. | 5.90 | Washington Community School District / 10,041 |
| 238. | 5.90 | English Valleys Community School District / 2,426 |
| 238. | 5.90 | North Polk Community School District / 5,858 |
| 238. | 5.90 | Gilmore City-Bradgate Community School District / 919 |
| 238. | 5.90 | West Hancock Community School District / 3,878 |
| 238. | 5.90 | Grinnell-Newburg Community School District / 11,894 |
| 238. | 5.90 | Woodward-Granger Community School District / 4,950 |
| 238. | 5.90 | Nevada Community School District / 8,403 |
| 268. | 5.80 | Lineville-Clio Community School District / 510 |
| 268. | 5.80 | Charles City Community School District / 11,090 |
| 268. | 5.80 | Winterset Community School District / 8,965 |
| 268. | 5.80 | Sidney Community School District / 1,780 |
| 268. | 5.80 | Cedar Falls Community School District / 38,929 |
| 268. | 5.80 | Clarion-Goldfield Community School District / 4,926 |
| 268. | 5.80 | Eddyville-Blakesburg Community School District / 4,146 |
| 268. | 5.80 | West Harrison Community School District / 2,860 |
| 268. | 5.80 | Vinton-Shellsburg Community School District / 10,430 |
| 268. | 5.80 | South Tama County Community School District / 8,433 |
| 268. | 5.80 | Postville Community School District / 3,686 |
| 268. | 5.80 | Mount Pleasant Community School District / 12,841 |
| 268. | 5.80 | East Union Community School District / 3,215 |
| 268. | 5.80 | New London Community School District / 2,959 |
| 268. | 5.80 | New Market Community School District / 1,148 |
| 268. | 5.80 | Red Oak Community School District / 7,185 |
| 268. | 5.80 | Farragut Community School District / 1,632 |
| 268. | 5.80 | Pomeroy-Palmer Community School District / 1,412 |
| 268. | 5.80 | Dubuque Community School District / 73,917 |
| 268. | 5.80 | Oelwein Community School District / 9,040 |
| 268. | 5.80 | Cardinal Community School District / 4,627 |
| 268. | 5.80 | Hamburg Community School District / 1,735 |
| 290. | 5.70 | Mount Ayr Community School District / 4,189 |
| 290. | 5.70 | Murray Community School District / 1,598 |
| 290. | 5.70 | Eastern Allamakee Community School District / 2,614 |
| 290. | 5.70 | Central City Community School District / 3,002 |
| 290. | 5.70 | Lamoni Community School District / 2,994 |
| 290. | 5.70 | Albia Community School District / 6,897 |
| 290. | 5.70 | Indianola Community School District / 18,698 |
| 290. | 5.70 | Camanche Community School District / 5,148 |
| 290. | 5.70 | Allamakee Community School District / 8,966 |
| 290. | 5.70 | Harmony Community School District / 2,619 |
| 290. | 5.70 | Harris-Lake Park Community School District / 1,896 |
| 290. | 5.70 | Wall Lake View Auburn Community School District / 3,245 |
| 290. | 5.70 | Madrid Community School District / 3,635 |
| 290. | 5.70 | Montezuma Community School District / 3,220 |
| 290. | 5.70 | Muscatine Community School District / 28,688 |
| 290. | 5.70 | Central Lee Community School District / 5,634 |
| 290. | 5.70 | Corning Community School District / 3,062 |
| 290. | 5.70 | Russell Community School District / 1,144 |
| 290. | 5.70 | Ruthven-Ayrshire Community School District / 1,715 |
| 290. | 5.70 | Clear Creek-Amana Community School District / 10,235 |
| 290. | 5.70 | Davis County Community School District / 8,346 |
| 311. | 5.60 | Storm Lake Community School District / 11,200 |
| 311. | 5.60 | Hampton-Dumont Community School District / 6,894 |
| 311. | 5.60 | Van Buren Community School District / 5,405 |
| 311. | 5.60 | West Des Moines Community School District / 67,878 |
| 311. | 5.60 | Clinton Community School District / 26,148 |
| 311. | 5.60 | Creston Community School District / 9,061 |
| 311. | 5.60 | Webster City Community School District / 9,686 |
| 311. | 5.60 | Moulton-Udell Community School District / 1,738 |
| 311. | 5.60 | Maquoketa Valley Community School District / 4,718 |
| 311. | 5.60 | Fort Madison Community School District / 16,879 |
| 311. | 5.60 | Stratford Community School District / 1,487 |
| 311. | 5.60 | Keokuk Community School District / 12,987 |
| 311. | 5.60 | Oskaloosa Community School District / 15,548 |
| 311. | 5.60 | Saydel Community School District / 7,682 |
| 311. | 5.60 | Columbus Community School District / 4,341 |
| 311. | 5.60 | Cedar Rapids Community School District / 120,689 |
| 311. | 5.60 | Fairfield Community School District / 14,061 |
| 311. | 5.60 | Shenandoah Community School District / 6,055 |
| 311. | 5.60 | Iowa Valley Community School District / 3,406 |
| 330. | 5.50 | Seymour Community School District / 2,473 |
| 330. | 5.50 | Mason City Community School District / 28,767 |
| 330. | 5.50 | Okoboji Community School District / 6,201 |
| 330. | 5.50 | Moravia Community School District / 2,252 |
| 330. | 5.50 | Marshalltown Community School District / 29,263 |
| 330. | 5.50 | College Community School District / 20,989 |
| 330. | 5.50 | Knoxville Community School District / 10,886 |
| 330. | 5.50 | Burlington Community School District / 29,176 |
| 330. | 5.50 | Fort Dodge Community School District / 29,528 |
| 330. | 5.50 | Fremont Community School District / 1,237 |
| 330. | 5.50 | Boone Community School District / 14,151 |
| 330. | 5.50 | Clarke Community School District / 7,637 |
| 330. | 5.50 | Davenport Community School District / 106,281 |
| 330. | 5.50 | Perry Community School District / 10,784 |
| 330. | 5.50 | Clear Lake Community School District / 8,608 |
| 345. | 5.40 | Central Decatur Community School District / 4,049 |
| 345. | 5.40 | Sioux City Community School District / 82,070 |
| 345. | 5.40 | Wapello Community School District / 4,035 |
| 345. | 5.40 | Chariton Community School District / 7,691 |
| 345. | 5.40 | Wayne Community School District / 3,393 |
| 345. | 5.40 | Twin Cedars Community School District / 2,466 |
| 345. | 5.40 | Melcher-Dallas Community School District / 2,245 |
| 352. | 5.30 | West Burlington Independent School District / 3,271 |
| 352. | 5.30 | Maquoketa Community School District / 8,945 |
| 352. | 5.30 | Marion Independent School District / 12,018 |
| 352. | 5.30 | Newton Community School District / 21,200 |
| 352. | 5.30 | Clayton Ridge Community School District / 4,773 |
| 357. | 5.20 | Centerville Community School District / 8,933 |
| 357. | 5.20 | Waterloo Community School District / 76,129 |
| 357. | 5.20 | Ottumwa Community School District / 28,330 |
| 357. | 5.20 | Brooklyn-Guernsey-Malcom Community School District / 3,177 |
| 357. | 5.20 | Council Bluffs Community School District / 58,251 |
| 362. | 5.00 | Des Moines Independent Community School District / 197,619 |
| 362. | 5.00 | Iowa City Community School District / 102,262 |
| 364. | 4.70 | Ames Community School District / 53,049 |
Please note that we only rank locations with 'House Median Room Count' data. The rank above might not be a complete list. Locations without 'House Median Room Count' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
