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

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

Knox County had the highest county house price index, 1990 = 100 of 11 counties in 2017, at 213.05 index. Oxford County had the lowest, at 151.29 index. The median was 179.43 index. Source: the Federal Housing Finance Agency.

Highest213.05Knox County
Lowest151.29Oxford County
Median179.4311 counties

All counties, 2017

CSVChart (SVG)

Knox CountyKnox County: 213.05 index213.05Cumberland CountyCumberland County: 212.72 index212.72York CountyYork County: 210.05 index210.05Hancock CountyHancock County: 201.57 index201.57Sagadahoc CountySagadahoc County: 180.91 index180.91Aroostook CountyAroostook County: 179.43 index179.43Somerset CountySomerset County: 174.8 index174.8Penobscot CountyPenobscot County: 166.01 index166.01Androscoggin CountyAndroscoggin County: 161.15 index161.15Kennebec CountyKennebec County: 154.69 index154.69Oxford CountyOxford County: 151.29 index151.29
index. Source: FHFA. Retrieved 2026-10-10.

Full ranking

RankCounties2017
index		Change on 2016
1Knox County213.05+8.65
2Cumberland County212.72+12.57
3York County210.05+11.62
4Hancock County201.57+6.51
5Sagadahoc County180.91+10.04
6Aroostook County179.43+1.76
7Somerset County174.8+8.11
8Penobscot County166.01+4.96
9Androscoggin County161.15+7.57
10Kennebec County154.69+0.85
11Oxford County151.29+0.25

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 Maine 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?

Knox County, with 213.05 index in 2017, according to the Federal Housing Finance Agency.

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

Oxford County, with 151.29 index in 2017.

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 Maine: more rankings