| Rank | No Fuel Used Heating House Percentage ▼ | School District / Population |
| 1. | 3.8% | West Lyon Community School District / 4,649 |
| 2. | 3.3% | Edgewood-Colesburg Community School District / 2,993 |
| 3. | 3.2% | Lynnville-Sully Community School District / 3,152 |
| 4. | 2.8% | Lawton-Bronson Community School District / 3,245 |
| 5. | 2.4% | Central Decatur Community School District / 4,291 |
| 6. | 2.4% | North Iowa Community School District / 3,286 |
| 7. | 2.2% | Martensdale-St. Marys Community School District / 2,649 |
| 8. | 2.2% | Woodbury Central Community School District / 2,879 |
| 9. | 2.0% | Hamburg Community School District / 1,634 |
| 10. | 1.9% | Aurelia Community School District / 1,691 |
| 11. | 1.9% | East Buchanan Community School District / 3,047 |
| 12. | 1.8% | Jefferson-Scranton Community School District / 6,151 |
| 13. | 1.8% | English Valleys Community School District / 2,912 |
| 14. | 1.7% | Logan-Magnolia Community School District / 3,094 |
| 15. | 1.7% | Walnut Community School District / 1,280 |
| 16. | 1.7% | Mount Vernon Community School District / 6,558 |
| 17. | 1.6% | Maple Valley Community School District / 2,868 |
| 18. | 1.5% | Hubbard-Radcliffe Community School District / 2,738 |
| 19. | 1.5% | Bondurant-Farrar Community School District / 6,812 |
| 20. | 1.5% | North Cedar Community School District / 5,092 |
| 21. | 1.4% | Interstate 35 Community School District / 4,746 |
| 22. | 1.4% | Monticello Community School District / 6,540 |
| 23. | 1.4% | East Union Community School District / 3,265 |
| 24. | 1.4% | West Central Community School District / 1,658 |
| 25. | 1.3% | Washington Community School District / 9,965 |
| 26. | 1.3% | Dallas Center-Grimes Community School District / 10,585 |
| 26. | 1.3% | IKM Community School District / 4,746 |
| 28. | 1.3% | Benton Community School District / 9,021 |
| 29. | 1.2% | Guthrie Center Community School District / 2,813 |
| 30. | 1.2% | Hudson Community School District / 3,494 |
| 31. | 1.2% | Paton-Churdan Community School District / 1,135 |
| 32. | 1.1% | Diagonal Community School District / 686 |
| 32. | 1.1% | Newton Community School District / 21,168 |
| 34. | 1.1% | Prescott Community School District / 654 |
| 35. | 1.1% | Chariton Community School District / 8,372 |
| 35. | 1.1% | North Kossuth Community School District / 2,392 |
| 37. | 1.0% | Davis County Community School District / 8,532 |
| 38. | 1.0% | River Valley Community School District / 2,720 |
| 39. | 1.0% | Winterset Community School District / 9,165 |
| 39. | 1.0% | Clarke Community School District / 7,970 |
| 41. | 1.0% | MOC-Floyd Valley Community School District / 11,292 |
| 41. | 1.0% | Creston Community School District / 9,577 |
| 43. | 1.0% | Le Mars Community School District / 13,292 |
| 44. | 1.0% | West Harrison Community School District / 2,996 |
| 44. | 1.0% | Springville Community School District / 2,421 |
| 46. | 1.0% | Twin Rivers Community School District / 1,206 |
| 47. | 0.9% | Solon Community School District / 6,561 |
| 48. | 0.9% | Lenox Community School District / 1,919 |
| 49. | 0.9% | Grundy Center Community School District / 3,870 |
| 50. | 0.9% | Charles City Community School District / 11,307 |
| 51. | 0.9% | Nodaway Valley Community School District / 4,188 |
| 52. | 0.9% | Spencer Community School District / 12,976 |
| 53. | 0.9% | United Community School District / 2,090 |
| 53. | 0.9% | Des Moines Independent Community School District / 203,403 |
| 55. | 0.8% | Essex Community School District / 1,414 |
| 56. | 0.8% | Urbandale Community School District / 21,268 |
| 56. | 0.8% | Central City Community School District / 2,758 |
| 56. | 0.8% | Camanche Community School District / 5,615 |
| 59. | 0.8% | Adair-Casey Community School District / 2,049 |
| 59. | 0.8% | Decorah Community School District / 11,717 |
| 61. | 0.8% | Tipton Community School District / 5,143 |
| 62. | 0.8% | West Monona Community School District / 4,438 |
| 63. | 0.8% | Boyden-Hull Community School District / 4,055 |
| 63. | 0.8% | Charter Oak-Ute Community School District / 1,895 |
| 65. | 0.7% | Murray Community School District / 1,430 |
| 65. | 0.7% | Wall Lake View Auburn Community School District / 5,840 |
| 67. | 0.7% | Sigourney Community School District / 3,616 |
| 68. | 0.7% | Mormon Trail Community School District / 1,729 |
| 69. | 0.7% | Eldora-New Providence Community School District / 3,785 |
| 69. | 0.7% | West Des Moines Community School District / 65,061 |
| 69. | 0.7% | Eagle Grove Community School District / 4,701 |
| 72. | 0.7% | North Polk Community School District / 6,518 |
| 72. | 0.7% | Nashua-Plainfield Community School District / 4,098 |
| 74. | 0.7% | Dows Community School District / 926 |
| 74. | 0.7% | Missouri Valley Community School District / 5,042 |
| 74. | 0.7% | Waukee Community School District / 36,979 |
| 77. | 0.7% | Boone Community School District / 14,545 |
| 77. | 0.7% | Sheffield Chapin Meservey Thornton Community School District / 4,835 |
| 79. | 0.7% | Rockwell City-Lytton Community School District / 3,410 |
| 79. | 0.7% | Clay Central-Everly Community School District / 2,177 |
| 81. | 0.6% | Keota Community School District / 1,995 |
| 82. | 0.6% | Pekin Community School District / 3,896 |
| 82. | 0.6% | Estherville Lincoln Central Community School District / 8,093 |
| 84. | 0.6% | St. Ansgar Community School District / 4,057 |
| 84. | 0.6% | Ruthven-Ayrshire Community School District / 1,593 |
| 86. | 0.6% | Central Community School District / 3,451 |
| 87. | 0.6% | Sioux City Community School District / 83,093 |
| 88. | 0.6% | Panorama Community School District / 4,443 |
| 89. | 0.6% | Algona Community School District / 9,227 |
| 89. | 0.6% | West Burlington Independent School District / 2,853 |
| 91. | 0.6% | Anamosa Community School District / 9,281 |
| 91. | 0.6% | Odebolt-Arthur Community School District / 2,237 |
| 93. | 0.5% | Schleswig Community School District / 1,649 |
| 93. | 0.5% | Emmetsburg Community School District / 5,062 |
| 93. | 0.5% | Harmony Community School District / 2,668 |
| 93. | 0.5% | Dubuque Community School District / 75,820 |
| 97. | 0.5% | Roland-Story Community School District / 5,841 |
| 98. | 0.5% | Malvern Community School District / 3,346 |
| 99. | 0.5% | Iowa City Community School District / 106,668 |
| 99. | 0.5% | Audubon Community School District / 3,482 |
| 99. | 0.5% | South Winneshiek Community School District / 4,437 |
| 102. | 0.5% | Mount Pleasant Community School District / 12,932 |
| 102. | 0.5% | Independence Community School District / 8,881 |
| 102. | 0.5% | Western Dubuque Community School District / 21,364 |
| 102. | 0.5% | Humboldt Community School District / 7,490 |
| 102. | 0.5% | Southeast Polk Community School District / 31,352 |
| 107. | 0.5% | Woden-Crystal Lake Community School District / 882 |
| 108. | 0.5% | Pocahontas Area Community School District / 3,545 |
| 109. | 0.5% | Oelwein Community School District / 9,113 |
| 109. | 0.5% | Cedar Rapids Community School District / 119,948 |
| 109. | 0.5% | Forest City Community School District / 6,688 |
| 109. | 0.5% | Keokuk Community School District / 12,795 |
| 109. | 0.5% | Collins-Maxwell Community School District / 2,624 |
| 114. | 0.5% | Aplington-Parkersburg Community School District / 4,144 |
| 114. | 0.5% | Davenport Community School District / 106,768 |
| 114. | 0.5% | College Community School District / 23,841 |
| 117. | 0.5% | Clarinda Community School District / 7,422 |
| 118. | 0.4% | Whiting Community School District / 1,101 |
| 118. | 0.4% | West Delaware County Community School District / 9,416 |
| 118. | 0.4% | Fort Dodge Community School District / 29,326 |
| 121. | 0.4% | Eastern Allamakee Community School District / 2,670 |
| 121. | 0.4% | H-L-V Community School District / 2,162 |
| 121. | 0.4% | Union Community School District / 6,821 |
| 121. | 0.4% | Marshalltown Community School District / 30,646 |
| 125. | 0.4% | Clinton Community School District / 26,242 |
| 125. | 0.4% | Delwood Community School District / 1,190 |
| 125. | 0.4% | Cardinal Community School District / 4,419 |
| 128. | 0.4% | Osage Community School District / 5,904 |
| 129. | 0.4% | Exira Community School District / 1,770 |
| 129. | 0.4% | Marion Independent School District / 11,702 |
| 129. | 0.4% | Iowa Valley Community School District / 3,832 |
| 132. | 0.4% | Harlan Community School District / 9,058 |
| 133. | 0.4% | South Tama County Community School District / 8,893 |
| 133. | 0.4% | West Sioux Community School District / 4,130 |
| 133. | 0.4% | Council Bluffs Community School District / 60,187 |
| 136. | 0.4% | Prairie Valley Community School District / 4,045 |
| 137. | 0.3% | Akron-Westfield Community School District / 3,235 |
| 138. | 0.3% | Armstrong-Ringsted Community School District / 2,238 |
| 138. | 0.3% | Hampton-Dumont Community School District / 7,027 |
| 138. | 0.3% | Graettinger Community School District / 2,211 |
| 141. | 0.3% | Colfax-Mingo Community School District / 4,669 |
| 141. | 0.3% | Andrew Community School District / 1,651 |
| 141. | 0.3% | Laurens-Marathon Community School District / 2,197 |
| 141. | 0.3% | South Page Community School District / 1,448 |
| 141. | 0.3% | Tripoli Community School District / 2,611 |
| 146. | 0.3% | Lake Mills Community School District / 3,806 |
| 146. | 0.3% | North Fayette Community School District / 6,092 |
| 146. | 0.3% | Sioux Center Community School District / 8,978 |
| 146. | 0.3% | East Greene Community School District / 1,736 |
| 146. | 0.3% | Nevada Community School District / 8,187 |
| 151. | 0.3% | Woodbine Community School District / 2,484 |
| 151. | 0.3% | Webster City Community School District / 9,969 |
| 151. | 0.3% | Ankeny Community School District / 49,867 |
| 154. | 0.3% | Van Meter Community School District / 3,162 |
| 154. | 0.3% | West Hancock Community School District / 4,261 |
| 156. | 0.3% | Riverside Community School District / 3,751 |
| 156. | 0.3% | Cedar Falls Community School District / 40,441 |
| 158. | 0.3% | Central Clinton Community School District / 9,305 |
| 159. | 0.2% | Glidden-Ralston Community School District / 2,078 |
| 159. | 0.2% | Atlantic Community School District / 8,481 |
| 161. | 0.2% | Maquoketa Valley Community School District / 4,495 |
| 161. | 0.2% | Ames Community School District / 56,587 |
| 161. | 0.2% | Red Oak Community School District / 7,016 |
| 164. | 0.2% | Woodward-Granger Community School District / 5,062 |
| 164. | 0.2% | Bedford Community School District / 3,158 |
| 164. | 0.2% | Adel-De Soto-Minburn Community School District / 8,103 |
| 164. | 0.2% | Battle Creek-Ida Grove Community School District / 3,919 |
| 164. | 0.2% | Sheldon Community School District / 7,300 |
| 164. | 0.2% | Shenandoah Community School District / 6,309 |
| 170. | 0.2% | Ottumwa Community School District / 28,755 |
| 171. | 0.2% | North Scott Community School District / 15,310 |
| 171. | 0.2% | Fort Madison Community School District / 17,063 |
| 171. | 0.2% | Waterloo Community School District / 77,879 |
| 171. | 0.2% | Stratford Community School District / 1,221 |
| 175. | 0.2% | Starmont Community School District / 4,089 |
| 175. | 0.2% | Orient-Macksburg Community School District / 1,258 |
| 175. | 0.2% | Riceville Community School District / 2,813 |
| 175. | 0.2% | Indianola Community School District / 19,809 |
| 175. | 0.2% | Kingsley-Pierson Community School District / 2,621 |
| 175. | 0.2% | Central Lee Community School District / 5,597 |
| 181. | 0.2% | Maquoketa Community School District / 8,924 |
| 181. | 0.2% | Clear Creek-Amana Community School District / 11,260 |
| 181. | 0.2% | Columbus Community School District / 4,712 |
| 184. | 0.2% | Linn-Mar Community School District / 36,660 |
| 184. | 0.2% | New London Community School District / 2,882 |
| 184. | 0.2% | Valley Community School District / 3,063 |
| 187. | 0.2% | Sibley-Ocheyedan Community School District / 4,760 |
| 187. | 0.2% | South O'Brien Community School District / 4,843 |
| 189. | 0.2% | Southern Cal Community School District / 2,907 |
| 189. | 0.2% | Turkey Valley Community School District / 3,049 |
| 189. | 0.2% | Tri-Center Community School District / 3,507 |
| 192. | 0.1% | Garner-Hayfield Community School District / 3,825 |
| 192. | 0.1% | Postville Community School District / 3,748 |
| 192. | 0.1% | Allamakee Community School District / 8,769 |
| 195. | 0.1% | Glenwood Community School District / 11,050 |
| 195. | 0.1% | Pleasant Valley Community School District / 20,478 |
| 195. | 0.1% | Centerville Community School District / 9,023 |
| 198. | 0.1% | Okoboji Community School District / 6,337 |
| 198. | 0.1% | Allison-Bristow Community School District / 3,963 |
| 200. | 0.1% | Mason City Community School District / 28,931 |
| 200. | 0.1% | Schaller-Crestland Community School District / 2,241 |
| 200. | 0.1% | Bettendorf Community School District / 22,145 |
| 203. | 0.1% | Calamus-Wheatland Community School District / 2,420 |
| 203. | 0.1% | Waverly-Shell Rock Community School District / 13,637 |
| 203. | 0.1% | Carroll Community School District / 14,182 |
| 206. | 0.1% | Northeast Community School District / 2,976 |
| 206. | 0.1% | Mid-Prairie Community School District / 8,815 |
| 206. | 0.1% | Burlington Community School District / 29,950 |
| 209. | 0.1% | West Central Valley Community School District / 5,683 |
| 210. | 0.1% | Van Buren Community School District / 5,312 |
Please note that we only rank locations with 'No Fuel Used Heating House Percentage' data. The rank above might not be a complete list. Locations without 'No Fuel Used Heating House Percentage' 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.
