Home Value Trail

Polk County Unincorporated Area, OR home price history and building permits

Polk CountySalem, OROregon

  • Price trail: Polk County
  • FHFA annual index 1976 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 Polk County, the county of Polk County Unincorporated Area. The FHFA annual house price index for Polk County increased by 113.0% from 2015 to 2025. Building permits in Polk County Unincorporated Area authorized 15 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 Polk County, the county of Polk County Unincorporated Area.

+113.0%

From 2015 to 2025, the FHFA annual all-transactions index for Polk County increased by 113.0%.

From 2015 to 2025, the average change in each year is +7.9%, compounded.

Same span at each level: 2015 to 2025
AreaChangeBar
Polk County+113.0%
Salem, OR+115.8%
Oregon+85.5%
United States+85.0%
Polk County FHFA annual all-transactions index, 100 in 1976
  • Polk County
  • United States, set to the same start
  • Recession (NBER dates)
  • Your span

This is the price trail of Polk County, not of Polk 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 Polk County, 1976 to 2025
YearIndexChange from the year before
20251,121.42+2.8%
20241,091.33+2.8%
20231,061.49+2.1%
20221,039.45+14.8%
2021905.19+16.0%
2020780.25+5.4%
2019740.33+5.9%
2018699.35+8.9%
2017642.19+12.2%
2016572.26+8.7%
2015526.40+7.6%
2014489.34+6.9%
2013457.95+2.2%
2012447.97−3.5%
2011464.04−7.0%
2010498.76−7.9%
2009541.38−6.8%
2008581.00−1.6%
2007590.59+6.7%
2006553.58+16.0%
2005477.26+11.5%
2004428.12+6.2%
2003403.30+1.7%
2002396.74+2.3%
2001387.91+3.7%
2000373.92+1.7%
1999367.67+2.1%
1998360.10+3.2%
1997348.91+6.9%
1996326.40+5.4%
1995309.69+11.3%
1994278.16+9.2%
1993254.69+8.9%
1992233.97+8.5%
1991215.67+9.4%
1990197.11+10.6%
1989178.29+4.0%
1988171.41+10.5%
1987155.06−3.2%
1986160.22+0.2%
1985159.84−1.0%
1984161.47−2.3%
1983165.22+12.3%
1982147.16−5.6%
1981155.96−2.1%
1980159.26−4.3%
1979166.34+20.5%
1978138.00+12.9%
1977122.21+22.2%
1976100.00n/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 Polk 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: Polk 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
Polk County+2.8%+43.7%+113.0%+135.0%+199.9%+7.9%
Salem, OR+2.6%+42.5%+115.8%+139.4%+208.9%+8.0%
Oregon+0.9%+34.9%+85.5%+110.5%+199.8%+6.4%
United States+2.8%+47.0%+85.0%+79.1%+158.3%+6.3%

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

Building permits in Polk County Unincorporated Area

In the 12 months to August 2026, building permits in Polk County Unincorporated Area authorized 15 housing units. In the 12 months before, permits authorized 19 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 Polk County Unincorporated Area, by month
MonthAll units1 unit2 or more units
Aug 2026440
Jul 2026220
Jun 2026000
May 2026220
Apr 2026220
Mar 2026110
Feb 2026000
Jan 2026000
Dec 2025000
Nov 2025220
Oct 2025220
Sep 2025000
Aug 2025660
Jul 2025000
Jun 2025110
May 2025220
Apr 2025330
Mar 2025000
Feb 2025000
Jan 2025220
Dec 2024220
Nov 2024000
Oct 2024000
Sep 2024330
Housing units authorized in the 12 months to August 2026, by size of building
FigurePolk County Unincorporated AreaPolk CountyOregonUnited States
All units1511715,3151,418,086
In buildings with 1 unit15 (100%)103 (88%)9,083 (59%)888,241 (63%)
In buildings with 2 units01450034,814
In buildings with 3 or 4 units0013817,298
In buildings with 5 or more units0 (0%)0 (0%)5,594 (37%)477,733 (34%)
Units for each 1,000 residentsn/a1.33.64.1
Change from the 12 months before−21.1%−7.1%+11.9%−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 Polk County Unincorporated Area, by year
YearAll units1 unit2 or more units
202518180
202417170
202317170
202242420
202147470
202038380
201956560
201855550
201745450
201644440
201536360
201426260
201320200
201217170
201116160
201022220
200928280
2008220
200751510
200663630
200515150
200470700
200353530
200239390
200135332
200045450
199961610
199845450
199760600
199647470
199542393

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. Polk County Unincorporated Area, OR home price history and building permits. https://homevaluetrail.com/city/or/polk-county-unincorporated-area/. Source: US Census Bureau, Building Permits Survey; Federal Housing Finance Agency, annual house price index for Polk County. FHFA release of .

Where the figures come from

Building permits
US Census Bureau, Building Permits Survey, place files through August 2026, permit office 405000. County, state and national figures from the county and state files.
Price trail
FHFA annual house price index for Polk County, 1976 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 Polk County Unincorporated Area?
In the 12 months to August 2026, 15 units are in buildings with one unit. 0 units are in buildings with two to four units. 0 units are in buildings with five or more units.
How does the count compare with the 12 months before?
Permits authorized 19 housing units in the 12 months before. Permits authorized 15 housing units in the 12 months to August 2026. The count decreased by 21.1% between the two periods.
How many units have permits from 1995?
Permits in Polk County Unincorporated Area authorized 1,172 housing units from 1995 to 2025. The year with the most units is 2004, with 70.