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State, one year

Idaho in 2017

Index change and building permits for the year, with every county.

In 2017 the FHFA house price index for Idaho changed +9.3%, against +5.4% for the United States and +7.4% in 2016.

14,183 housing units were authorised by building permits in the state that year (11,019 single-family), +16.6% on 2016; the national total was 1,281,977.

+9.3%Idaho index, 2016–2017US +5.4%
14,183housing units permitted in 201711,019 single-family
39 of 42counties with a rising indexmedian county +8.3%
1,281,977units permitted nationally in 2017
← 2016Idaho overview2018 →

Counties in 2017

Ranked by the county index change from 2016 to 2017 (FHFA annual county index). Permits are units authorised in 2017; per 1,000 uses the vintage 2025 population.

CountyIndex change 2017Units permittedSingle-familyPer 1,000
Minidoka County+16.0%25721711.2
Clearwater County+14.6%20202.2
Owyhee County+14.2%35332.8
Cassia County+13.8%79673.0
Gem County+13.3%61612.8
Elmore County+12.8%38381.3
Canyon County+12.3%1,8011,6376.5
Ada County+11.6%5,9424,47410.9
Kootenai County+11.2%1,7781,4159.3
Lewis County+10.8%2837.6
Idaho County+10.6%110.1
Boise County+10.1%70708.2
Washington County+10.0%11110.9
Jefferson County+9.8%1951955.5
Blaine County+9.6%69692.7
Valley County+9.5%19415715.1
Boundary County+9.3%63634.5
Oneida County+9.3%14142.8
Payette County+9.0%1081023.9
Custer County+8.7%330.6
Bonneville County+8.6%9897077.3
Bonner County+8.3%1341072.5
Benewah County+8.2%24242.3
Teton County+7.8%18015413.6
Twin Falls County+7.2%4613654.7
Gooding County+6.8%34342.1
Caribou County+6.5%20202.8
Nez Perce County+6.5%91632.1
Latah County+6.3%3081077.4
Bear Lake County+5.6%49497.3
Bannock County+5.5%2232032.4
Bingham County+4.7%1131112.2
Jerome County+4.7%60602.3
Franklin County+4.4%75754.7
Madison County+4.4%4681058.5
Shoshone County+4.4%19191.3
Adams County+3.1%10102.0
Lemhi County+3.1%32303.8
Fremont County+0.6%1041047.3
Power County−0.4%660.7
Lincoln County−9.2%330.5
Butte County−13.4%110.4

Permits by year, 1995–2025

Housing units authorised in Idaho by year010,00020,00030,0001995: 10,666 units (8,366 single-family, 2,300 in multi-unit buildings)19951996: 10,755 units (9,180 single-family, 1,575 in multi-unit buildings)1997: 10,337 units (8,838 single-family, 1,499 in multi-unit buildings)1998: 11,667 units (10,277 single-family, 1,390 in multi-unit buildings)1999: 12,181 units (10,497 single-family, 1,684 in multi-unit buildings)2000: 10,915 units (9,681 single-family, 1,234 in multi-unit buildings)20002001: 11,820 units (9,738 single-family, 2,082 in multi-unit buildings)2002: 13,488 units (10,845 single-family, 2,643 in multi-unit buildings)2003: 15,091 units (12,601 single-family, 2,490 in multi-unit buildings)2004: 18,108 units (15,273 single-family, 2,835 in multi-unit buildings)2005: 21,578 units (19,172 single-family, 2,406 in multi-unit buildings)20052006: 17,075 units (14,789 single-family, 2,286 in multi-unit buildings)2007: 12,105 units (9,551 single-family, 2,554 in multi-unit buildings)2008: 6,470 units (5,673 single-family, 797 in multi-unit buildings)2009: 4,863 units (4,274 single-family, 589 in multi-unit buildings)2010: 4,153 units (3,568 single-family, 585 in multi-unit buildings)20102011: 3,815 units (3,163 single-family, 652 in multi-unit buildings)2012: 6,265 units (5,036 single-family, 1,229 in multi-unit buildings)2013: 8,110 units (6,360 single-family, 1,750 in multi-unit buildings)2014: 8,797 units (6,293 single-family, 2,504 in multi-unit buildings)2015: 9,954 units (7,784 single-family, 2,170 in multi-unit buildings)20152016: 12,165 units (9,739 single-family, 2,426 in multi-unit buildings)2017: 14,183 units (11,019 single-family, 3,164 in multi-unit buildings)2018: 15,824 units (12,176 single-family, 3,648 in multi-unit buildings)2019: 17,716 units (12,978 single-family, 4,738 in multi-unit buildings)2020: 19,130 units (14,969 single-family, 4,161 in multi-unit buildings)20202021: 21,732 units (16,154 single-family, 5,578 in multi-unit buildings)2022: 18,706 units (11,912 single-family, 6,794 in multi-unit buildings)2023: 17,919 units (12,081 single-family, 5,838 in multi-unit buildings)2024: 17,630 units (14,821 single-family, 2,809 in multi-unit buildings)2025: 17,944 units (14,112 single-family, 3,832 in multi-unit buildings)2025

Housing units authorised in Idaho by yearsingle-family2+ unit buildings

Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.