Home Value Trail

Whiteside County Unincorporated Area, IL home price history and building permits

Whiteside CountySterling, ILIllinois

  • Price trail: Whiteside County
  • FHFA annual index 1979 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 Whiteside County, the county of Whiteside County Unincorporated Area. The FHFA annual house price index for Whiteside County increased by 51.2% from 2015 to 2025. Building permits in Whiteside County Unincorporated Area authorized 17 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 Whiteside County, the county of Whiteside County Unincorporated Area.

+51.2%

From 2015 to 2025, the FHFA annual all-transactions index for Whiteside County increased by 51.2%.

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

Same span at each level: 2015 to 2025
AreaChangeBar
Whiteside County+51.2%
Sterling, IL+51.2%
Illinois+64.6%
United States+85.0%
Whiteside County FHFA annual all-transactions index, 100 in 1979
  • Whiteside County
  • United States, set to the same start
  • Recession (NBER dates)
  • Your span

This is the price trail of Whiteside County, not of Whiteside 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 Whiteside County, 1979 to 2025
YearIndexChange from the year before
2025324.16+4.0%
2024311.75+8.4%
2023287.71+3.3%
2022278.40+12.2%
2021248.08+5.1%
2020236.09+3.7%
2019227.64+1.4%
2018224.58+3.7%
2017216.47+0.3%
2016215.81+0.7%
2015214.34+3.8%
2014206.51−2.0%
2013210.65−1.1%
2012212.95−0.6%
2011214.24−0.4%
2010215.13−0.9%
2009217.03−0.1%
2008217.18−0.5%
2007218.35+2.9%
2006212.16+5.8%
2005200.49+3.0%
2004194.61+2.9%
2003189.14+1.0%
2002187.26+0.8%
2001185.76+2.8%
2000180.70+3.3%
1999174.92+3.5%
1998169.03+1.8%
1997166.00+3.6%
1996160.17+4.5%
1995153.23+7.5%
1994142.57+7.1%
1993133.10+2.3%
1992130.05+3.3%
1991125.94+3.8%
1990121.29+7.2%
1989113.17+2.7%
1988110.15+5.1%
1987104.84+1.5%
1986103.30+0.3%
1985102.95+3.6%
198499.42n/a
1980112.20+12.2%
1979100.00n/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 Whiteside 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: Whiteside 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
Whiteside County+4.0%+37.3%+51.2%+61.7%+79.4%+4.2%
Sterling, IL+4.0%+37.3%+51.2%+61.7%+79.4%+4.2%
Illinois+5.7%+46.9%+64.6%+44.9%+95.6%+5.1%
United States+2.8%+47.0%+85.0%+79.1%+158.3%+6.3%

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

Building permits in Whiteside County Unincorporated Area

In the 12 months to August 2026, building permits in Whiteside County Unincorporated Area authorized 17 housing units. In the 12 months before, permits authorized 16 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 Whiteside County Unincorporated Area, by month
MonthAll units1 unit2 or more units
Aug 2026000
Jul 2026220
Jun 2026770
May 2026110
Apr 2026220
Mar 2026000
Feb 2026110
Jan 2026000
Dec 2025000
Nov 2025110
Oct 2025330
Sep 2025000
Aug 2025110
Jul 2025110
Jun 2025330
May 2025330
Apr 2025220
Mar 2025110
Feb 2025000
Jan 2025110
Dec 2024000
Nov 2024000
Oct 2024330
Sep 2024110
Housing units authorized in the 12 months to August 2026, by size of building
FigureWhiteside County Unincorporated AreaWhiteside CountyIllinoisUnited States
All units172619,1571,418,086
In buildings with 1 unit17 (100%)24 (92%)10,712 (56%)888,241 (63%)
In buildings with 2 units0250234,814
In buildings with 3 or 4 units0087117,298
In buildings with 5 or more units0 (0%)0 (0%)7,072 (37%)477,733 (34%)
Units for each 1,000 residentsn/a0.51.54.1
Change from the 12 months before+6.3%0.0%−5.7%−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 Whiteside County Unincorporated Area, by year
YearAll units1 unit2 or more units
202516160
202414140
202317170
202215150
202118180
202017170
201910100
201818180
201718180
201611110
201518180
201413130
201332320
201231310
201124240
201034340
200939390
200840400
200762620
200664640
20051011010
200473712
200359563
200269690
200159590
200073730
199975732
19981061060
199782784
199698908
199585814

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

Where the figures come from

Building permits
US Census Bureau, Building Permits Survey, place files through August 2026, permit office 847300. County, state and national figures from the county and state files.
Price trail
FHFA annual house price index for Whiteside County, 1979 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 Whiteside County Unincorporated Area?
In the 12 months to August 2026, 17 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 16 housing units in the 12 months before. Permits authorized 17 housing units in the 12 months to August 2026. The count increased by 6.3% between the two periods.
How many units have permits from 1995?
Permits in Whiteside County Unincorporated Area authorized 1,391 housing units from 1995 to 2025. The year with the most units is 1998, with 106.