countyscore

Property Tax · Idaho

Lowest Property Tax Counties in Idaho 2026

Ranked by effective property tax rate — lower taxes score higher.

Top 10 — Property Tax in Idaho

Score reflects property tax only — not overall county quality.

1Clark County, ID
98.6
2Valley County, ID
98.4
3Custer County, ID
98.1
4Idaho County, ID
96.6
5Teton County, ID
96.4
6Boise County, ID
95.5
7Blaine County, ID
94.6
8Gem County, ID
94.3
9Lemhi County, ID
94.2
10Bonner County, ID
94.1

All Idaho Counties — Property Tax Rankings

44 counties ranked by property tax score. Overall Score shown for context.

#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
53.9
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
55.5
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

Explore More

Best overall counties in IdahoFull Property Tax data on TaxByCounty