countyscore

Best Property Tax Counties in Idaho

Effective property tax rate vs national benchmarks Compare rankings across all 44 counties.

Average Property Tax Score
83/100
Top County
Clark County
Counties Ranked
44

Top 10

#1
Clark County
ID
99/100
#2
Valley County
ID
98/100
#3
Custer County
ID
98/100
#4
Idaho County
ID
97/100
#5
Teton County
ID
96/100
#6
Boise County
ID
96/100
#7
Blaine County
ID
95/100
#8
Gem County
ID
94/100
#9
Lemhi County
ID
94/100
#10
Bonner County
ID
94/100

All Idaho Counties Ranked

#CountyProperty Tax ScoreOverall Score
1Clark County, ID
98.6
54.1
2Valley County, ID
98.4
54.3
3Custer County, ID
98.1
59.8
4Idaho County, ID
96.6
60
5Teton County, ID
96.4
61.4
6Boise County, ID
95.5
57.3
7Blaine County, ID
94.6
59.1
8Gem County, ID
94.3
54.9
9Lemhi County, ID
94.2
54.5
10Bonner County, ID
94.1
50.6
11Adams County, ID
93.1
54.8
12Boundary County, ID
92.8
56.6
13Camas County, ID
92.5
56.5
14Payette County, ID
91.7
49.3
15Cassia County, ID
91.1
47.4
16Bear Lake County, ID
90.3
63.3
17Kootenai County, ID
88.7
45.2
18Lincoln County, ID
88
54
19Owyhee County, ID
87.6
49.3
20Fremont County, ID
87.5
63.6
21Franklin County, ID
86.3
59.6
22Madison County, ID
86.3
53.7
23Butte County, ID
85.4
63.2
24Oneida County, ID
84.5
59.3
25Minidoka County, ID
84
45.2
26Washington County, ID
83.5
56.8
27Gooding County, ID
83.1
47.5
28Jefferson County, ID
82.9
52.8
29Bingham County, ID
82.1
48.6
30Benewah County, ID
80.7
46.5
31Bonneville County, ID
80
41.4
32Ada County, ID
79.7
45.3
33Canyon County, ID
77.9
36.8
34Shoshone County, ID
77.7
47.6
35Clearwater County, ID
74.4
58.8
36Elmore County, ID
74.1
42.5
37Caribou County, ID
73.9
65.4
38Jerome County, ID
69.9
40.4
39Lewis County, ID
66.8
55.6
40Twin Falls County, ID
66.8
39.5
41Latah County, ID
65.2
52.6
42Bannock County, ID
61.2
42.2
43Power County, ID
51
48
44Nez Perce County, ID
47.7
40.3

Data Source

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