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Which counties in Idaho are building the most new homes?

Teton County (29.0 per 1,000 residents), Valley County (20.9 per 1,000 residents) and Bear Lake County (19.0 per 1,000 residents) permitted the most new homes for their size in Idaho in 2025.

Data as of 2025 · updated

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All 43 ranked Idaho counties

Idaho counties ranked by new homes permitted per 1,000 residents
RankCountyPer 1,000 residents, 2025Homes permitted 2025Residents
1Teton County29.038413,254
2Valley County20.926812,831
3Bear Lake County19.01286,727
4Madison County15.384255,172
5Canyon County14.33,929275,123
6Boise County12.61088,545
7Lewis County11.1413,704
8Fremont County11.015614,208
9Camas County10.6141,316
10Ada County9.65,221546,141
11Bonneville County9.01,219135,771
12Kootenai County8.91,705191,864
13Jefferson County8.831235,297
14Custer County6.9324,636
15Minidoka County6.815622,911
16Gem County6.614421,773
17Payette County6.518127,824
18Bannock County6.559291,591
19Nez Perce County6.327242,905
20Washington County6.06911,583
21Lemhi County5.8498,474
22Latah County5.724041,842
23Elmore County5.616429,465
24Oneida County5.5285,085
25Jerome County5.414326,362
26Benewah County5.45710,508
27Twin Falls County5.452797,539
28Blaine County4.411325,517
29Cassia County4.211226,397
30Clearwater County4.2389,118
31Bingham County4.020751,153
32Franklin County4.06415,889
33Bonner County3.820754,420
34Shoshone County3.65114,130
35Butte County3.292,783
36Lincoln County2.9165,603
37Owyhee County2.83612,661
38Caribou County2.5187,252
39Boundary County2.33213,997
40Adams County2.2115,013
41Gooding County2.23616,446
42Power County0.658,246
43Idaho County0.3617,874

1 of 44 Idaho counties are not ranked on this measure.

How this is ranked

Housing units authorized by building permits in 2025 (Census Bureau Building Permits Survey), per 1,000 residents. Permits count homes authorized, not finished. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

Source: U.S. Census Bureau, Building Permits Survey. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how ranks and figures are built. More on every layer: data sources and licences.

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Questions

Which county in Idaho is building the most new homes?

Teton County: 29.0 per 1,000 residents, ahead of Valley County (20.9 per 1,000 residents) and Bear Lake County (19.0 per 1,000 residents), of 43 Idaho counties ranked.

How is this ranking calculated?

Housing units authorized by building permits in 2025 (Census Bureau Building Permits Survey), per 1,000 residents. Permits count homes authorized, not finished. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

More county rankings for Idaho

New homes permitted per 1,000 residents in other states

Across the U.S.