countyscore

Best Property Tax Counties in Iowa

Effective property tax rate vs national benchmarks Compare rankings across all 99 counties.

Average Property Tax Score
20/100
Top County
Lyon County
Counties Ranked
99

Top 10

#1
Lyon County
IA
44/100
#2
Dickinson County
IA
40/100
#3
O'Brien County
IA
39/100
#4
Sac County
IA
36/100
#5
Osceola County
IA
34/100
#6
Carroll County
IA
34/100
#7
Kossuth County
IA
34/100
#8
Ida County
IA
33/100
#9
Grundy County
IA
33/100
#10
Cherokee County
IA
33/100

All Iowa Counties Ranked

#CountyProperty Tax ScoreOverall Score
1Lyon County, IA
43.8
65.1
2Dickinson County, IA
39.9
59.1
3O'Brien County, IA
38.8
61.5
4Sac County, IA
36.1
63.9
5Osceola County, IA
34.4
65.3
6Carroll County, IA
34.3
61.5
7Kossuth County, IA
33.6
66.6
8Ida County, IA
33.4
71.2
9Grundy County, IA
33.2
69.1
10Cherokee County, IA
32.8
66.8
11Worth County, IA
32.8
70.4
12Plymouth County, IA
32.4
47.3
13Chickasaw County, IA
31.2
66.7
14Pocahontas County, IA
28.5
65.2
15Monona County, IA
28.1
59.3
16Sioux County, IA
27.7
59.1
17Mitchell County, IA
27.6
66.2
18Winneshiek County, IA
27.1
67.9
19Clay County, IA
26.4
59.7
20Hancock County, IA
26
61.6
21Greene County, IA
25.7
58.4
22Van Buren County, IA
25.6
60.6
23Taylor County, IA
25.1
64.2
24Cedar County, IA
24.9
58
25Allamakee County, IA
24.5
60.2
26Audubon County, IA
24.3
59.7
27Palo Alto County, IA
24
62.4
28Buena Vista County, IA
23.8
46.7
29Appanoose County, IA
23.1
48.6
30Jackson County, IA
23.1
55.6
31Dubuque County, IA
22.8
45.4
32Adams County, IA
22.4
61.1
33Shelby County, IA
22.4
66.5
34Ringgold County, IA
22.2
60.8
35Louisa County, IA
22.1
61.3
36Poweshiek County, IA
21.6
46.8
37Humboldt County, IA
21.5
63.4
38Marion County, IA
21.2
59.2
39Fremont County, IA
20.8
58.7
40Jones County, IA
20.8
60.7
41Howard County, IA
20.7
68.1
42Fayette County, IA
20.4
57
43Calhoun County, IA
20.3
65.9
44Crawford County, IA
20.2
55.3
45Adair County, IA
20
62.5
46Benton County, IA
19.9
56
47Guthrie County, IA
19.8
60.2
48Keokuk County, IA
19.7
58.5
49Buchanan County, IA
19.5
62.4
50Harrison County, IA
19.3
58.5
51Delaware County, IA
19.2
60.2
52Wayne County, IA
19.1
62.9
53Washington County, IA
19
51.6
54Bremer County, IA
18.9
58.6
55Franklin County, IA
18.9
65.5
56Iowa County, IA
18.9
56.6
57Winnebago County, IA
18.6
68.8
58Hamilton County, IA
18.5
57.6
59Butler County, IA
17.9
62.1
60Clayton County, IA
17.9
59.9
61Mahaska County, IA
17.7
51.4
62Floyd County, IA
17.6
56.7
63Tama County, IA
17.6
56.6
64Jasper County, IA
16.4
54.1
65Hardin County, IA
16.3
48.1
66Cass County, IA
16.2
42.7
67Boone County, IA
16
57.8
68Page County, IA
15.9
52.7
69Dallas County, IA
15.1
42
70Clarke County, IA
15
43.7
71Mills County, IA
14.9
46.7
72Story County, IA
14.1
46.9
73Woodbury County, IA
13.8
50.9
74Emmet County, IA
13.7
61.6
75Webster County, IA
13.7
41.6
76Lucas County, IA
13.6
55.8
77Jefferson County, IA
13.3
48.4
78Cerro Gordo County, IA
13
42.5
79Lee County, IA
12.8
42.8
80Warren County, IA
12.8
51.7
81Marshall County, IA
12.3
42
82Scott County, IA
12.2
37.2
83Davis County, IA
12.1
56
84Monroe County, IA
12
59.1
85Black Hawk County, IA
11.6
40.7
86Des Moines County, IA
11.5
34.7
87Wright County, IA
11
59.7
88Muscatine County, IA
10.9
41.3
89Clinton County, IA
10.8
38.7
90Madison County, IA
10.7
58.6
91Johnson County, IA
10.2
41.1
92Henry County, IA
9.3
52.5
93Pottawattamie County, IA
9.2
36.1
94Wapello County, IA
8.6
33.1
95Linn County, IA
8
40.7
96Decatur County, IA
7.2
59.4
97Polk County, IA
5.9
36.6
98Union County, IA
5.3
53.6
99Montgomery County, IA
5.2
53.5

Data Source

Property Tax data from TaxByCounty. See full details at TaxByCounty. Data updated February 2026.