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 2020, at 445.34 index. Power County had the lowest, at 279.61 index. The median was 351.88 index. Source: the Federal Housing Finance Agency.

Highest445.34Kootenai County
Lowest279.61Power County
Median351.8813 counties

All counties, 2020

CSVChart (SVG)

Kootenai CountyKootenai County: 445.34 index445.34Bonner CountyBonner County: 430.15 index430.15Canyon CountyCanyon County: 407.96 index407.96Ada CountyAda County: 407.41 index407.41Blaine CountyBlaine County: 402.79 index402.79Bingham CountyBingham County: 385.11 index385.11Nez Perce CountyNez Perce County: 351.88 index351.88Madison CountyMadison County: 331.61 index331.61Latah CountyLatah County: 322.78 index322.78Twin Falls CountyTwin Falls County: 316.81 index316.81Bannock CountyBannock County: 314.3 index314.3Bonneville CountyBonneville County: 291.11 index291.11Power CountyPower County: 279.61 index279.61
index. Source: FHFA. Retrieved 2026-10-10.

Full ranking

RankCounties2020
index		Change on 2019
1Kootenai County445.34+38.73
2Bonner County430.15+39.94
3Canyon County407.96+41.09
4Ada County407.41+33.77
5Blaine County402.79+25.89
6Bingham County385.11+31.46
7Nez Perce County351.88+20.33
8Madison County331.61+22.92
9Latah County322.78+14.29
10Twin Falls County316.81+23.55
11Bannock County314.3+24.53
12Bonneville County291.11+27.18
13Power County279.61+15.21

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.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

Rank Counties in Idaho by county house price index, 1990 = 100 using official data, and cite the source.
rank_places {"indicator":"house_price_index_us_county_annual_1990","level":"province","within":"Idaho","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=house_price_index_us_county_annual_1990&level=province&within=Idaho&limit=10

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

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

Kootenai County, with 445.34 index in 2020, according to the Federal Housing Finance Agency.

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

Power County, with 279.61 index in 2020.

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