Data / Rankings / County house price index, 1990 = 100 / Counties in Idaho

Counties in Idaho by county house price index, 1990 = 100

Kootenai County had the highest county house price index, 1990 = 100 of 13 counties in 2023, at 666.06 index. Bonneville County had the lowest, at 421.81 index. The median was 512.93 index. Source: the Federal Housing Finance Agency.

Highest666.06Kootenai County
Lowest421.81Bonneville County
Median512.9313 counties

All counties, 2023

CSVChart (SVG)

Kootenai CountyKootenai County: 666.06 index666.06Bonner CountyBonner County: 656.11 index656.11Blaine CountyBlaine County: 645.91 index645.91Canyon CountyCanyon County: 594.31 index594.31Bingham CountyBingham County: 576.3 index576.3Ada CountyAda County: 564.12 index564.12Nez Perce CountyNez Perce County: 512.93 index512.93Madison CountyMadison County: 483 index483Bannock CountyBannock County: 482.47 index482.47Latah CountyLatah County: 480.16 index480.16Twin Falls CountyTwin Falls County: 477.8 index477.8Power CountyPower County: 451.83 index451.83Bonneville CountyBonneville County: 421.81 index421.81
index. Source: FHFA. Retrieved 2026-10-10.

Full ranking

RankCounties2023
index		Change on 2022
1Kootenai County666.06-6.25
2Bonner County656.11+4.74
3Blaine County645.91+50.79
4Canyon County594.31-18.32
5Bingham County576.3+4.83
6Ada County564.12-20.38
7Nez Perce County512.93+12.16
8Madison County483-3.67
9Bannock County482.47+11.05
10Latah County480.16+22.38
11Twin Falls County477.8-4.13
12Power County451.83+2.18
13Bonneville County421.81-16.63

Other periods

About this ranking

Annual FHFA all-transactions index of single-family house prices in US counties, with 1990 equal to 100.

Developmental nominal index, not seasonally adjusted. Uses sale prices and refinance appraisals for mortgages purchased or guaranteed by Fannie Mae or Freddie Mac. Differs from purchase-only indexes. Missing estimates and unavailable base-year values remain absent. Historical estimates can be revised.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

Federal Housing Finance Agency (FHFA). FHFA developmental all-transactions county house price index, annual, nominal, not seasonally adjusted, 1990 = 100. https://www.fhfa.gov/hpi/download/annual/hpi_at_county.xlsx. Retrieved 2026-10-10.

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Questions

Which county has the highest county house price index, 1990 = 100?

Kootenai County, with 666.06 index in 2023, according to the Federal Housing Finance Agency.

Which county has the lowest county house price index, 1990 = 100?

Bonneville County, with 421.81 index in 2023.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: Federal Housing Finance Agency, FHFA developmental all-transactions county house price index, annual, nominal, not seasonally adjusted, 1990 = 100. Retrieved 2026-10-10.

County house price index, 1990 = 100: other rankings

Counties in Idaho: more rankings