RANKING · 2020 CENSUS · 44 SHOWN OF 44

Oldest housing stock, Idaho counties · 2020

Idaho counties ranked by oldest median year of construction (2020 ACS). This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Shoshone County, IDID14,1301957+0%

02Lewis County, IDID3,7041968+1%

03Oneida County, IDID5,0851970+1%

04Clearwater County, IDID9,1181971+0%

05Butte County, IDID2,7831971+1%

06Minidoka County, IDID22,9111972+0%

07Nez Perce County, IDID42,9051972+0%

08Bear Lake County, IDID6,7271973+1%

09Cassia County, IDID26,3971974+1%

10Franklin County, IDID15,8891974+1%

11Power County, IDID8,2461974+0%

12Bannock County, IDID91,5911975+0%

13Caribou County, IDID7,2521975+1%

14Benewah County, IDID10,5081976+0%

15Bingham County, IDID51,1531976+0%

16Lincoln County, IDID5,6031976+1%

17Payette County, IDID27,8241976+1%

18Washington County, IDID11,5831976+1%

19Gooding County, IDID16,4461977+0%

20Twin Falls County, IDID97,5391978+1%

21Gem County, IDID21,7731978+1%

22Latah County, IDID41,8421978+1%

23Jerome County, IDID26,3621979+1%

24Lemhi County, IDID8,4741979+0%

25Clark County, IDID7831980+1%

26Fremont County, IDID14,2081980+0%

27Owyhee County, IDID12,6611980+0%

28Idaho County, IDID17,8741981+1%

29Bonneville County, IDID135,7711982+1%

30Custer County, IDID4,6361983+0%

31Jefferson County, IDID35,2971985+1%

32Elmore County, IDID29,4651986+1%

33Adams County, IDID5,0131986+1%

34Blaine County, IDID25,5171987+1%

35Bonner County, IDID54,4201988+1%

36Boundary County, IDID13,9971989+1%

37Camas County, IDID1,3161990+2%

38Boise County, IDID8,5451990+1%

39Valley County, IDID12,8311991+1%

40Kootenai County, IDID191,8641993+1%

41Canyon County, IDID275,1231994+1%

42Ada County, IDID546,1411994+1%

43Madison County, IDID55,1722000+1%

44Teton County, IDID13,2542000+2%

SHOWING 1–44 OF 44

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS