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

Counties in North Dakota by county house price index, 1990 = 100, 2025

Williams County had the highest county house price index, 1990 = 100 of 8 counties in 2025, at 816.03 index. Cass County had the lowest, at 361.38 index. The median was 438.5 index. Source: the Federal Housing Finance Agency.

Highest816.03Williams County
Lowest361.38Cass County
Median438.58 counties

All counties, 2025

CSVChart (SVG)

Williams CountyWilliams County: 816.03 index816.03Stark CountyStark County: 612.36 index612.36Morton CountyMorton County: 480.94 index480.94Ward CountyWard County: 439.17 index439.17Stutsman CountyStutsman County: 437.83 index437.83Burleigh CountyBurleigh County: 427.18 index427.18Grand Forks CountyGrand Forks County: 384.09 index384.09Cass CountyCass County: 361.38 index361.38
index. Source: FHFA. Retrieved 2026-10-10.

Full ranking

RankCounties2025
index		Change on 2024
1Williams County816.03+52.08
2Stark County612.36+39.19
3Morton County480.94+24.39
4Ward County439.17+15.46
5Stutsman County437.83+22.44
6Burleigh County427.18+14.02
7Grand Forks County384.09+19.55
8Cass County361.38+10.98

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 North Dakota 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":"North Dakota","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=house_price_index_us_county_annual_1990&level=province&within=North%20Dakota&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?

Williams County, with 816.03 index in 2025, according to the Federal Housing Finance Agency.

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

Cass County, with 361.38 index in 2025.

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 North Dakota: more rankings