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State, one year

Montana in 2020

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

In 2020 the FHFA house price index for Montana changed +4.4%, against +3.0% for the United States and +5.0% in 2019.

5,980 housing units were authorised by building permits in the state that year (3,318 single-family), +25.2% on 2019; the national total was 1,471,141.

+4.4%Montana index, 2019–2020US +3.0%
5,980housing units permitted in 20203,318 single-family
38 of 42counties with a rising indexmedian county +3.9%
1,471,141units permitted nationally in 2020
← 2019Montana overview2021 →

Counties in 2020

Ranked by the county index change from 2019 to 2020 (FHFA annual county index). Permits are units authorised in 2020; per 1,000 uses the vintage 2025 population.

CountyIndex change 2020Units permittedSingle-familyPer 1,000
Sweet Grass County+14.8%110.3
Granite County+10.6%000.0
Roosevelt County+9.8%000.0
Powell County+9.5%36245.0
Dawson County+7.9%000.0
Sanders County+7.9%000.0
Musselshell County+7.8%220.4
Ravalli County+7.0%56471.2
Mineral County+6.2%1112.1
Glacier County+5.8%000.0
Silver Bow County+5.8%141793.9
Missoula County+5.2%7894216.4
Broadwater County+5.1%000.0
Lake County+5.1%44201.3
Flathead County+4.9%7994396.9
Richland County+4.8%13131.1
Hill County+4.6%110.1
Carbon County+4.5%38383.3
Lincoln County+4.4%2371.0
Phillips County+4.2%000.0
Fergus County+4.1%660.5
Cascade County+3.9%1511351.8
Deer Lodge County+3.9%22222.3
Gallatin County+3.9%2,03891815.8
Jefferson County+3.9%14141.1
Lewis and Clark County+3.9%250443.3
Yellowstone County+3.9%1,3979948.1
Pondera County+3.7%000.0
Beaverhead County+3.6%3663.6
Park County+3.6%31291.7
Teton County+3.6%000.0
Valley County+3.6%971.2
Custer County+3.1%330.2
Rosebud County+3.0%000.0
Toole County+2.5%330.6
Fallon County+2.3%351311.8
Stillwater County+1.4%000.0
Chouteau County+0.1%13132.2
Meagher County−0.2%000.0
Madison County−3.3%11111.1
Sheridan County−3.7%000.0
Big Horn County−4.3%000.0

Permits by year, 1995–2025

Housing units authorised in Montana by year05,00010,0001995: 3,064 units (1,708 single-family, 1,356 in multi-unit buildings)19951996: 2,678 units (1,494 single-family, 1,184 in multi-unit buildings)1997: 2,472 units (1,501 single-family, 971 in multi-unit buildings)1998: 2,561 units (1,485 single-family, 1,076 in multi-unit buildings)1999: 2,566 units (1,607 single-family, 959 in multi-unit buildings)2000: 2,572 units (1,565 single-family, 1,007 in multi-unit buildings)20002001: 2,604 units (1,790 single-family, 814 in multi-unit buildings)2002: 3,574 units (2,050 single-family, 1,524 in multi-unit buildings)2003: 3,767 units (2,340 single-family, 1,427 in multi-unit buildings)2004: 4,975 units (3,425 single-family, 1,550 in multi-unit buildings)2005: 4,803 units (3,459 single-family, 1,344 in multi-unit buildings)20052006: 4,542 units (3,405 single-family, 1,137 in multi-unit buildings)2007: 4,153 units (3,035 single-family, 1,118 in multi-unit buildings)2008: 2,376 units (1,909 single-family, 467 in multi-unit buildings)2009: 1,686 units (1,363 single-family, 323 in multi-unit buildings)2010: 2,022 units (1,322 single-family, 700 in multi-unit buildings)20102011: 1,914 units (1,208 single-family, 706 in multi-unit buildings)2012: 2,736 units (1,734 single-family, 1,002 in multi-unit buildings)2013: 4,854 units (2,620 single-family, 2,234 in multi-unit buildings)2014: 3,884 units (2,044 single-family, 1,840 in multi-unit buildings)2015: 4,826 units (2,992 single-family, 1,834 in multi-unit buildings)20152016: 4,781 units (3,113 single-family, 1,668 in multi-unit buildings)2017: 4,932 units (3,161 single-family, 1,771 in multi-unit buildings)2018: 5,099 units (3,213 single-family, 1,886 in multi-unit buildings)2019: 4,776 units (3,014 single-family, 1,762 in multi-unit buildings)2020: 5,980 units (3,318 single-family, 2,662 in multi-unit buildings)20202021: 7,272 units (3,169 single-family, 4,103 in multi-unit buildings)2022: 6,460 units (3,190 single-family, 3,270 in multi-unit buildings)2023: 4,307 units (2,274 single-family, 2,033 in multi-unit buildings)2024: 5,367 units (3,036 single-family, 2,331 in multi-unit buildings)2025: 5,258 units (2,675 single-family, 2,583 in multi-unit buildings)2025

Housing units authorised in Montana 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.