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 2019, at 406.61 index. Bonneville County had the lowest, at 263.93 index. The median was 331.55 index. Source: the Federal Housing Finance Agency.

Highest406.61Kootenai County
Lowest263.93Bonneville County
Median331.5513 counties

All counties, 2019

CSVChart (SVG)

Kootenai CountyKootenai County: 406.61 index406.61Bonner CountyBonner County: 390.21 index390.21Blaine CountyBlaine County: 376.9 index376.9Ada CountyAda County: 373.64 index373.64Canyon CountyCanyon County: 366.87 index366.87Bingham CountyBingham County: 353.65 index353.65Nez Perce CountyNez Perce County: 331.55 index331.55Madison CountyMadison County: 308.69 index308.69Latah CountyLatah County: 308.49 index308.49Twin Falls CountyTwin Falls County: 293.26 index293.26Bannock CountyBannock County: 289.77 index289.77Power CountyPower County: 264.4 index264.4Bonneville CountyBonneville County: 263.93 index263.93
index. Source: FHFA. Retrieved 2026-10-10.

Full ranking

RankCounties2019
index		Change on 2018
1Kootenai County406.61+38.63
2Bonner County390.21+34.66
3Blaine County376.9+22.82
4Ada County373.64+41.35
5Canyon County366.87+46.35
6Bingham County353.65+32.02
7Nez Perce County331.55+20.8
8Madison County308.69+26.72
9Latah County308.49+22.43
10Twin Falls County293.26+24.59
11Bannock County289.77+28.61
12Power County264.4+31.28
13Bonneville County263.93+30.17

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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Rank Counties in Idaho by county house price index, 1990 = 100 using official data, and cite the source.
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Questions

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

Kootenai County, with 406.61 index in 2019, according to the Federal Housing Finance Agency.

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

Bonneville County, with 263.93 index in 2019.

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