Home Value Trail

Montgomery County Unincorporated Area, MD home price history and building permits

Montgomery CountyWashington-Arlington-Alexandria, DC-VA-MD-WVMaryland

  • Price trail: Montgomery County
  • FHFA annual index 1975 to 2025
  • Developmental index
  • Permits through

The annual files of FHFA have no index for a city. The line on this page is the index of Montgomery County, the county of Montgomery County Unincorporated Area. The FHFA annual house price index for Montgomery County increased by 50.4% from 2015 to 2025. Building permits in Montgomery County Unincorporated Area authorized 2,527 housing units in the 12 months to August 2026.

2015

The annual files of FHFA have no index for a city. These figures are for the index of Montgomery County, the county of Montgomery County Unincorporated Area.

+50.4%

From 2015 to 2025, the FHFA annual all-transactions index for Montgomery County increased by 50.4%.

From 2015 to 2025, the average change in each year is +4.2%, compounded.

Same span at each level: 2015 to 2025
AreaChangeBar
Montgomery County+50.4%
Washington-Arlington-Alexandria, DC-VA-MD-WV+58.0%
Maryland+59.8%
United States+85.0%
Montgomery County FHFA annual all-transactions index, 100 in 1975
  • Montgomery County
  • United States, set to the same start
  • Recession (NBER dates)
  • Your span

This is the price trail of Montgomery County, not of Montgomery County Unincorporated Area. The annual files of FHFA have no index for a city.

Index values for each year
FHFA annual all-transactions index for Montgomery County, 1975 to 2025
YearIndexChange from the year before
20251,163.89+1.3%
20241,148.70+5.3%
20231,091.17+5.8%
20221,031.31+10.1%
2021936.48+8.7%
2020861.59+1.4%
2019849.63+2.2%
2018831.07+2.3%
2017812.71+2.5%
2016793.06+2.5%
2015773.80+1.0%
2014765.86+3.9%
2013737.01+3.3%
2012713.39−0.4%
2011716.43−1.6%
2010727.89−1.3%
2009737.50−8.5%
2008805.64−8.2%
2007877.21−1.6%
2006891.09+10.1%
2005809.00+23.5%
2004654.95+16.8%
2003560.74+8.6%
2002516.44+13.3%
2001455.71+11.7%
2000408.01+10.1%
1999370.73+3.7%
1998357.40+2.2%
1997349.55+0.1%
1996349.17+0.3%
1995348.21−0.9%
1994351.38−0.8%
1993354.12−0.3%
1992355.09+0.4%
1991353.53−0.1%
1990353.89+2.5%
1989345.36+14.8%
1988300.93+19.7%
1987251.33+10.6%
1986227.24+6.4%
1985213.65+4.9%
1984203.67+6.5%
1983191.21+3.2%
1982185.23−5.1%
1981195.15+9.5%
1980178.25+11.6%
1979159.79+16.4%
1978137.23+16.2%
1977118.11+8.3%
1976109.09+9.1%
1975100.00n/a

Each figure is the change of the FHFA annual all-transactions index, from the year that you pick to 2025. It is a change for the area. It is not the change in the value of your home, and it does not use the price that you paid.

The average for each year is a compounded annual change. The guide to values explains more.

When using the FHFA House Price Calculator, please note that it does not project the actual value of any particular house.

FHFA, about its own House Price Calculator: Federal Housing Finance Agency, House Price Index Datasets, HPI Calculator, copied on . The calculator of FHFA uses quarterly figures. For the states and the 100 largest metro areas it uses the purchase-only index. Its figures can differ from the figures here.

Since the last FHFA release

No recorded FHFA release changed a figure of Montgomery County. The record of releases starts with the next FHFA release. FHFA releases recorded by this site

Same span, every level

Change in the FHFA annual index to 2025: Montgomery County and the areas above it
Area1 year2024 to 20255 years2020 to 202510 years2015 to 202520 years2005 to 2025Since 20002000 to 2025Each yearaverage of 10 years
Montgomery County+1.3%+35.1%+50.4%+43.9%+185.3%+4.2%
Washington-Arlington-Alexandria, DC-VA-MD-WV+2.1%+35.5%+58.0%+49.9%+199.9%+4.7%
Maryland+2.7%+39.5%+59.8%+45.8%+168.0%+4.8%
United States+2.8%+47.0%+85.0%+79.1%+158.3%+6.3%

The annual files of FHFA have no index for Montgomery County Unincorporated Area. The first row is the index of Montgomery County.

Building permits in Montgomery County Unincorporated Area

In the 12 months to August 2026, building permits in Montgomery County Unincorporated Area authorized 2,527 housing units. In the 12 months before, permits authorized 943 units.

Housing units authorized by month, latest 24 months
  • Units in buildings with 1 unit
  • Units in buildings with 2 or more units
Units for each month
Housing units authorized by building permits in Montgomery County Unincorporated Area, by month
MonthAll units1 unit2 or more units
Aug 202631225287
Jul 202623432202
Jun 202633312
May 202668662
Apr 202648480
Mar 202629357236
Feb 202640618388
Jan 202644835413
Dec 202566660
Nov 202555338515
Oct 202519190
Sep 202547470
Aug 20251034954
Jul 202573730
Jun 2025403010
May 202571710
Apr 20251039112
Mar 202565650
Feb 20251121120
Jan 202599918
Dec 202462620
Nov 202474740
Oct 202473730
Sep 202468680
Housing units authorized in the 12 months to August 2026, by size of building
FigureMontgomery County Unincorporated AreaMontgomery CountyMarylandUnited States
All units2,5272,83613,4001,418,086
In buildings with 1 unit482 (19%)637 (22%)8,351 (62%)888,241 (63%)
In buildings with 2 units1812415634,814
In buildings with 3 or 4 units004317,298
In buildings with 5 or more units2,027 (80%)2,075 (73%)4,850 (36%)477,733 (34%)
Units for each 1,000 residentsn/a2.62.14.1
Change from the 12 months before+168.0%+166.0%−8.3%−0.1%
Housing units authorized by year, 1995 to 2025
  • Units in buildings with 1 unit
  • Units in buildings with 2 or more units
Units for each year
Housing units authorized by building permits in Montgomery County Unincorporated Area, by year
YearAll units1 unit2 or more units
20251,304705599
20243,0851,0152,070
20232,8049881,816
20223,6578262,831
20211,660670990
20201,219708511
20192,4146331,781
20181,835957878
20171,4111,001410
20161,7891,314475
20151,8641,199665
20143,0141,2751,739
20132,5191,4611,058
20122,6771,0691,608
20111,789960829
20101,739819920
20097907900
20081,255932323
20072,7931,2781,515
20062,8941,1201,774
20052,5931,5561,037
20043,5832,1881,395
20032,9821,7471,235
20023,3631,9991,364
20013,5462,3251,221
20003,7902,3431,447
19993,2242,839385
19983,8353,210625
19973,0562,0561,000
19962,7972,351446
19953,4682,675793

A permit authorizes construction. It does not show that the work started or that it is complete. For a place that does not report each month, the Census Bureau imputes the monthly figures.

Agency pages

  • Building Permits SurveyUS Census BureauThe survey of housing units that building permits authorize.
  • FHFA House Price IndexFederal Housing Finance AgencyThe index page of FHFA: data, tools and the release dates.
  • FHFA HPI CalculatorFederal Housing Finance AgencyThe calculator of FHFA. It works by quarter, for a state or a metro area.

Each link loaded on .

Cite this page

Home Value Trail. Montgomery County Unincorporated Area, MD home price history and building permits. https://homevaluetrail.com/city/md/montgomery-county-unincorporated-area/. Source: US Census Bureau, Building Permits Survey; Federal Housing Finance Agency, annual house price index for Montgomery County. FHFA release of .

Where the figures come from

Building permits
US Census Bureau, Building Permits Survey, place files through August 2026, permit office 457000. County, state and national figures from the county and state files.
Price trail
FHFA annual house price index for Montgomery County, 1975 to 2025. Release of March 31, 2026.
County of the place
The county code of the Building Permits Survey row, and the Census Bureau 2020 place by county file.
Residents
US Census Bureau, population estimates for 2025.

All files are works of the US government, in the public domain. To report an error, see Corrections.

Questions

What kinds of buildings have permits in Montgomery County Unincorporated Area?
In the 12 months to August 2026, 482 units are in buildings with one unit. 18 units are in buildings with two to four units. 2,027 units are in buildings with five or more units.
How does the count compare with the 12 months before?
Permits authorized 943 housing units in the 12 months before. Permits authorized 2,527 housing units in the 12 months to August 2026. The count increased by 168.0% between the two periods.
How many units have permits from 1995?
Permits in Montgomery County Unincorporated Area authorized 78,749 housing units from 1995 to 2025. The year with the most units is 1998, with 3,835.