Iowa homeowners paid a median $2,897 a year in property tax, an effective rate of 1.39%. The lowest county is Lyon County (0.87%) and the highest is Union County (1.80%) (Census 2020–2024).
0.94%United States
5 lowest-tax counties
5 highest-tax counties
All 99 Iowa counties, lowest rate first
| # | County | Median tax | Median value | Rate |
|---|---|---|---|---|
| 1 | Lyon County | $1,995 | $230,000 | 0.87% |
| 2 | Dickinson County | $2,503 | $270,700 | 0.92% |
| 3 | O'Brien County | $1,701 | $173,100 | 0.98% |
| 4 | Cherokee County | $1,569 | $158,700 | 0.99% |
| 5 | Kossuth County | $1,490 | $148,300 | 1.00% |
| 6 | Chickasaw County | $1,863 | $182,600 | 1.02% |
| 7 | Monona County | $1,467 | $142,900 | 1.03% |
| 8 | Plymouth County | $2,455 | $228,900 | 1.07% |
| 9 | Carroll County | $1,916 | $176,000 | 1.09% |
| 10 | Mitchell County | $1,919 | $175,100 | 1.10% |
| 11 | Worth County | $1,600 | $145,800 | 1.10% |
| 12 | Sac County | $1,556 | $141,400 | 1.10% |
| 13 | Winneshiek County | $2,894 | $259,200 | 1.12% |
| 14 | Sioux County | $2,801 | $250,100 | 1.12% |
| 15 | Osceola County | $1,387 | $122,600 | 1.13% |
| 16 | Pocahontas County | $1,111 | $98,100 | 1.13% |
| 17 | Grundy County | $2,273 | $198,800 | 1.14% |
| 18 | Greene County | $1,783 | $155,400 | 1.15% |
| 19 | Clay County | $2,050 | $178,600 | 1.15% |
| 20 | Ida County | $1,260 | $108,900 | 1.16% |
| 21 | Louisa County | $1,751 | $150,100 | 1.17% |
| 22 | Van Buren County | $1,355 | $114,600 | 1.18% |
| 23 | Hancock County | $1,673 | $141,400 | 1.18% |
| 24 | Palo Alto County | $1,474 | $123,200 | 1.20% |
| 25 | Fremont County | $1,868 | $154,400 | 1.21% |
| 26 | Buena Vista County | $1,931 | $159,500 | 1.21% |
| 27 | Cedar County | $2,568 | $211,300 | 1.22% |
| 28 | Guthrie County | $2,199 | $180,100 | 1.22% |
| 29 | Marion County | $2,848 | $233,000 | 1.22% |
| 30 | Poweshiek County | $2,563 | $209,300 | 1.22% |
| 31 | Dubuque County | $2,919 | $237,300 | 1.23% |
| 32 | Jackson County | $2,159 | $175,000 | 1.23% |
| 33 | Howard County | $1,853 | $147,800 | 1.25% |
| 34 | Keokuk County | $1,494 | $118,700 | 1.26% |
| 35 | Adams County | $1,661 | $131,600 | 1.26% |
| 36 | Hamilton County | $1,977 | $156,400 | 1.26% |
| 37 | Taylor County | $1,482 | $117,200 | 1.26% |
| 38 | Allamakee County | $2,190 | $172,300 | 1.27% |
| 39 | Shelby County | $2,094 | $164,000 | 1.28% |
| 40 | Adair County | $2,050 | $160,400 | 1.28% |
| 41 | Crawford County | $1,973 | $153,700 | 1.28% |
| 42 | Bremer County | $2,824 | $219,600 | 1.29% |
| 43 | Humboldt County | $2,011 | $155,800 | 1.29% |
| 44 | Clayton County | $2,181 | $168,500 | 1.29% |
| 45 | Fayette County | $1,782 | $136,800 | 1.30% |
| 46 | Benton County | $2,727 | $208,200 | 1.31% |
| 47 | Franklin County | $1,633 | $124,100 | 1.32% |
| 48 | Mahaska County | $2,077 | $157,800 | 1.32% |
| 49 | Calhoun County | $1,567 | $118,800 | 1.32% |
| 50 | Winnebago County | $1,781 | $135,000 | 1.32% |
| 51 | Harrison County | $2,325 | $176,000 | 1.32% |
| 52 | Jones County | $2,450 | $184,800 | 1.33% |
| 53 | Delaware County | $2,382 | $177,900 | 1.34% |
| 54 | Audubon County | $1,634 | $121,900 | 1.34% |
| 55 | Appanoose County | $1,667 | $124,200 | 1.34% |
| 56 | Ringgold County | $2,098 | $156,200 | 1.34% |
| 57 | Cass County | $2,019 | $150,300 | 1.34% |
| 58 | Floyd County | $1,929 | $143,500 | 1.34% |
| 59 | Butler County | $2,226 | $165,400 | 1.35% |
| 60 | Wayne County | $1,509 | $111,300 | 1.36% |
| 61 | Iowa County | $2,629 | $193,900 | 1.36% |
| 62 | Buchanan County | $2,390 | $176,000 | 1.36% |
| 63 | Washington County | $2,788 | $203,900 | 1.37% |
| 64 | Lucas County | $1,645 | $120,200 | 1.37% |
| 65 | Boone County | $2,910 | $212,400 | 1.37% |
| 66 | Hardin County | $1,683 | $122,500 | 1.37% |
| 67 | Tama County | $2,043 | $148,600 | 1.37% |
| 68 | Monroe County | $2,149 | $156,300 | 1.37% |
| 69 | Lee County | $1,955 | $141,400 | 1.38% |
| 70 | Webster County | $2,138 | $153,800 | 1.39% |
| 71 | Davis County | $2,269 | $161,900 | 1.40% |
| 72 | Story County | $3,632 | $258,700 | 1.40% |
| 73 | Dallas County | $5,001 | $355,600 | 1.41% |
| 74 | Page County | $1,764 | $125,300 | 1.41% |
| 75 | Jasper County | $2,633 | $186,300 | 1.41% |
| 76 | Jefferson County | $2,311 | $163,400 | 1.41% |
| 77 | Marshall County | $2,067 | $145,500 | 1.42% |
| 78 | Warren County | $3,865 | $269,600 | 1.43% |
| 79 | Cerro Gordo County | $2,410 | $166,400 | 1.45% |
| 80 | Woodbury County | $2,656 | $183,200 | 1.45% |
| 81 | Mills County | $3,494 | $237,800 | 1.47% |
| 82 | Emmet County | $1,680 | $114,100 | 1.47% |
| 83 | Scott County | $3,273 | $222,000 | 1.47% |
| 84 | Madison County | $3,624 | $245,100 | 1.48% |
| 85 | Muscatine County | $2,732 | $182,100 | 1.50% |
| 86 | Black Hawk County | $2,842 | $188,900 | 1.50% |
| 87 | Des Moines County | $2,058 | $136,500 | 1.51% |
| 88 | Wright County | $1,806 | $119,600 | 1.51% |
| 89 | Johnson County | $4,681 | $308,600 | 1.52% |
| 90 | Clinton County | $2,461 | $160,600 | 1.53% |
| 91 | Henry County | $2,559 | $164,300 | 1.56% |
| 92 | Pottawattamie County | $3,067 | $195,700 | 1.57% |
| 93 | Wapello County | $1,974 | $125,100 | 1.58% |
| 94 | Clarke County | $2,578 | $161,100 | 1.60% |
| 95 | Decatur County | $1,831 | $113,900 | 1.61% |
| 96 | Montgomery County | $2,007 | $121,400 | 1.65% |
| 97 | Linn County | $3,547 | $214,300 | 1.66% |
| 98 | Polk County | $4,396 | $262,100 | 1.68% |
| 99 | Union County | $2,197 | $122,000 | 1.80% |
Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020–2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax ÷ median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.
Frequently asked questions
What county has the lowest property tax in Iowa?
Lyon County, with a median effective rate of 0.87% ($1,995 median tax), per Census 2020–2024.
What county has the highest property tax in Iowa?
Union County at 1.80% ($2,197 median tax).
How much is property tax in Iowa?
Iowa homeowners paid a median $2,897 a year in property tax, an effective rate of 1.39%. The lowest county is Lyon County (0.87%) and the highest is Union County (1.80%) (Census 2020–2024).