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Decatur, Wisconsin

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Population in 2010: 1,767.
Population change since 2000: +4.7%
 
Males: 905  (51.2%)
Females: 862  (48.8%)
Median resident age:

44.9 years
Wisconsin median age:

42.6 years

Zip codes: 53520.

Estimated median household income in 2022: $87,618 (it was $50,809 in 2000)
Decatur:

$87,618
WI:

$70,996

Estimated per capita income in 2022: $38,424 (it was $19,482 in 2000)

Decatur town income, earnings, and wages data

Estimated median house or condo value in 2022: $290,391 (it was $125,800 in 2000)
Decatur:

$290,391
WI:

$252,800

Mean prices in 2022: all housing units: $276,735; detached houses: $288,797; townhouses or other attached units: $225,998; in 2-unit structures: $159,956; in 3-to-4-unit structures: $270,967; mobile homes: $33,629
March 2022 cost of living index in Decatur: 91.0 (less than average, U.S. average is 100)

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  • Races in Decatur, WI (2010)
    • 1,70696.5%White alone
    • 301.7%Hispanic
    • 150.8%Asian alone
    • 90.5%Two or more races
    • 30.2%Black alone
    • 30.2%American Indian alone
    • 10.06%Other race alone

Races in Decatur detailed stats: ancestries, foreign born residents, place of birth



According to our research of Wisconsin and other state lists, there was 1 registered sex offender living in Decatur, Wisconsin as of May 11, 2024.
The ratio of all residents to sex offenders in Decatur is 1,767 to 1.
The ratio of registered sex offenders to all residents in this city is much lower than the state average.


Recent articles from our blog. Our writers, many of them Ph.D. graduates or candidates, create easy-to-read articles on a wide variety of topics.

Ancestries: German (41.9%), Norwegian (16.6%), Swiss (16.2%), English (10.4%), Irish (9.4%), United States (7.0%).

Current Local Time: CST time zone

Land area: 34.2 square miles.

Population density: 52 people per square mile   (very low).

13 residents are foreign born

This town:

0.8%
Wisconsin:

3.6%
Median real estate property taxes paid for housing units in 2000:
Decatur town:

1.6% ($1,995)
Wisconsin:

2.0% ($2,245)

Nearest city with pop. 50,000+: Janesville, WI (21.1 miles , pop. 59,498).

Nearest city with pop. 200,000+: Madison, WI (29.9 miles , pop. 208,054).

Nearest city with pop. 1,000,000+: Chicago, IL (105.4 miles , pop. 2,896,016).

Nearest cities:

Brodhead, WI (1.8 miles ),
Albany, WI (2.1 miles ),
Juda, WI (2.3 miles ),
Sylvester, WI (2.4 miles ),
Spring Grove, WI (2.6 miles ),
Magnolia, WI (2.8 miles ),
Orfordville, WI (3.0 miles ),
Avon, WI (3.0 miles )

Latitude: 42.64 N, Longitude: 89.43 W

Area code commonly used in this area: 608

Distribution of median household income in Decatur, WI in 2022
Unemployment in December 2023:
Here:

2.0%
Wisconsin:

2.7%
Population change in the 1990s: +610 (+56.6%).
Most common industries in Decatur, WI (%)
Both Males Females
Most common industries in 2000
  • Transportation equipment (10.3%)
  • Agriculture, forestry, fishing & hunting (8.4%)
  • Educational services (7.7%)
  • Health care (6.7%)
  • Construction (5.8%)
  • Finance & insurance (5.1%)
  • Machinery (4.7%)
Most common industries for males in 2000
  • Transportation equipment (14.2%)
  • Agriculture, forestry, fishing & hunting (11.0%)
  • Construction (9.1%)
  • Machinery (7.0%)
  • Food (5.5%)
  • Metal & metal products (4.9%)
  • Truck transportation (3.8%)
Most common industries for females in 2000
  • Health care (13.1%)
  • Educational services (12.4%)
  • Finance & insurance (7.8%)
  • Transportation equipment (5.8%)
  • Agriculture, forestry, fishing & hunting (5.3%)
  • Public administration (3.6%)
  • Food & beverage stores (3.6%)
Most common occupations in Decatur, WI (%)
Both Males Females
Most common occupations in 2000
  • Assemblers and fabricators (7.1%)
  • Other production occupations, including supervisors (6.3%)
  • Farmers and farm managers (4.9%)
  • Electrical equipment mechanics and other installation, maintenance, and repair workers, including supervisors (4.6%)
  • Preschool, kindergarten, elementary, and middle school teachers (3.8%)
  • Material recording, scheduling, dispatching, and distributing workers (3.7%)
  • Secretaries and administrative assistants (3.7%)
Most common occupations for males in 2000
  • Electrical equipment mechanics and other installation, maintenance, and repair workers, including supervisors (8.0%)
  • Assemblers and fabricators (7.2%)
  • Farmers and farm managers (6.6%)
  • Other production occupations, including supervisors (6.6%)
  • Driver/sales workers and truck drivers (6.1%)
  • Metal workers and plastic workers (4.7%)
  • Agricultural workers, including supervisors (4.2%)
Most common occupations for females in 2000
  • Secretaries and administrative assistants (8.0%)
  • Assemblers and fabricators (7.0%)
  • Preschool, kindergarten, elementary, and middle school teachers (6.6%)
  • Other production occupations, including supervisors (6.1%)
  • Other office and administrative support workers, including supervisors (5.3%)
  • Other teachers, instructors, education, training, and library occupations (3.9%)
  • Material recording, scheduling, dispatching, and distributing workers (3.6%)

Average climate in Decatur, Wisconsin

Based on data reported by over 4,000 weather stations

Decatur, Wisconsin average temperatures Decatur, Wisconsin average precipitation Decatur, Wisconsin humidity Decatur, Wisconsin wind speed Decatur, Wisconsin snowfall Decatur, Wisconsin sunshine Decatur, Wisconsin clear and cloudy days
Air pollution and air quality trends
(lower is better)
AQI Ozone
Air Quality Index

Air Quality Index (AQI) level in 2012 was 82.4. This is about average.

City:

82.4
U.S.:

72.6
Ozone Level

Ozone [ppb] level in 2012 was 35.8. This is about average. Closest monitor was 14.0 miles away from the city center.

City:

35.8
U.S.:

33.3

Tornado activity:

Decatur-area historical tornado activity is slightly above Wisconsin state average. It is 60% greater than the overall U.S. average.

On 6/7/1984, a category F5 (max. wind speeds 261-318 mph) tornado 36.0 miles away from the Decatur town center killed 9 people and injured 200 people and caused between $50,000 and $500,000 in damages.

On 1/24/1967, a category F3 (max. wind speeds 158-206 mph) tornado 4.2 miles away from the town center caused between $50,000 and $500,000 in damages.

Earthquake activity:

Decatur-area historical earthquake activity is significantly above Wisconsin state average. It is 52% greater than the overall U.S. average.

On 4/18/2008 at 09:36:59, a magnitude 5.4 (5.1 MB, 4.8 MS, 5.4 MW, 5.2 MW, Class: Moderate, Intensity: VI - VII) earthquake occurred 301.0 miles away from Decatur center
On 6/28/2004 at 06:10:52, a magnitude 4.2 (4.2 MW, Depth: 6.2 mi, Class: Light, Intensity: IV - V) earthquake occurred 86.2 miles away from the city center
On 6/10/1987 at 23:48:54, a magnitude 5.1 (4.9 MB, 4.4 MS, 4.6 MS, 5.1 LG) earthquake occurred 276.5 miles away from the city center
On 4/18/2008 at 09:36:59, a magnitude 5.2 (5.2 MW, Depth: 8.9 mi) earthquake occurred 301.0 miles away from the city center
On 2/10/2010 at 09:59:35, a magnitude 3.8 (3.8 MW, Depth: 6.2 mi, Class: Light, Intensity: II - III) earthquake occurred 66.6 miles away from Decatur center
On 6/18/2002 at 17:37:15, a magnitude 5.0 (4.3 MB, 4.6 MW, 5.0 LG) earthquake occurred 333.6 miles away from Decatur center
Magnitude types: regional Lg-wave magnitude (LG), body-wave magnitude (MB), surface-wave magnitude (MS), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Green County (16) is near the US average (15).
Major Disasters (Presidential) Declared: 12
Emergencies Declared: 4

Causes of natural disasters: Floods: 10, Storms: 9, Tornadoes: 5, Winter Storms: 2, Drought: 1, Hurricane: 1, Snow: 1, Snowstorm: 1, Wind: 1, Other: 1 (Note: some incidents may be assigned to more than one category).

Hospitals and medical centers near Decatur:

  • MONROE MNR NUR REHAB (Nursing Home, about 11 miles away; MONROE, WI)
  • MONROE CLINIC DIALYSIS (Dialysis Facility, about 11 miles away; MONROE, WI)
  • THE MONROE CLINIC HOME CARE (Home Health Center, about 11 miles away; MONROE, WI)
  • THE MONROE CLINIC Acute Care Hospitals (about 11 miles away; MONROE, WI)
  • EVANSVILLE MANOR (Nursing Home, about 12 miles away; EVANSVILLE, WI)
  • MEDINA NURSING CENTER (Nursing Home, about 16 miles away; DURAND, IL)

Colleges/universities with over 2000 students nearest to Decatur:

  • Edgewood College (about 29 miles; Madison, WI; Full-time enrollment: 2,455)
  • University of Wisconsin Colleges (about 30 miles; Madison, WI; FT enrollment: 10,019)
  • University of Wisconsin-Madison (about 30 miles; Madison, WI; FT enrollment: 34,621)
  • Rock Valley College (about 32 miles; Rockford, IL; FT enrollment: 6,269)
  • Madison Area Technical College (about 34 miles; Madison, WI; FT enrollment: 9,603)
  • Herzing University-Madison (about 36 miles; Madison, WI; FT enrollment: 3,160)
  • University of Wisconsin-Whitewater (about 38 miles; Whitewater, WI; FT enrollment: 11,124)

Points of interest:

Click to draw/clear town borders

Notable location: County of Green Landfill (A). Display/hide its location on the map

Church in Decatur: Gap Church (A). Display/hide its location on the map

Cemeteries: Decatur Cemetery (1), Moores Cemetery (2). Display/hide their locations on the map

Reservoir: Decatur Lake (A). Display/hide its location on the map

Streams, rivers, and creeks: Riley School Branch (A), Juda Branch (B), Searles Creek (C), Norwegian Creek (D). Display/hide their locations on the map

Park in Decatur: Ward Swartz Decatur Woods State Natural Area (1). Display/hide its location on the map

Green County has a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) - Highest Potential
Average household size:
This town:

2.6 people
Wisconsin:

2.4 people

Percentage of family households:
This town:

81.7%
Whole state:

64.4%

Percentage of households with unmarried partners:
This town:

4.7%
Whole state:

7.3%


Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.3% of all households
  • Gay men: 0.0% of all households
Residents with income below the poverty level in 2009:
This town:

5.1%
Whole state:

8.7%
Residents with income below 50% of the poverty level in 2009:
This town:

3.2%
Whole state:

3.7%
16 people in group homes intended for adults in 2010
9 people in homes for the mentally ill in 2000

For population 15 years and over in Decatur:

Marital status in Decatur, WI
  • Never married: 19.7%
  • Now married: 71.8%
  • Separated: 0.9%
  • Widowed: 2.3%
  • Divorced: 5.3%

For population 25 years and over in Decatur:

  • High school or higher: 87.3%
  • Bachelor's degree or higher: 15.0%
  • Graduate or professional degree: 5.4%
  • Unemployed: 3.7%
  • Mean travel time to work (commute): 26.4 minutes
Educational Attainment in 2000
School Enrollment by Level of School in 2000
Education Gini index (Inequality in education)
Here:

9.4
Wisconsin average:

11.0

Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Decatur, WI (based on Green County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Mainline Protestant6,82220
Catholic6,5604
Evangelical Protestant1,92217
Other1126
None21,426-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 8
Green County:

2.24 / 10,000 pop.
State:

1.86 / 10,000 pop.
Number of convenience stores (no gas): 1
Green County:

0.28 / 10,000 pop.
Wisconsin:

0.38 / 10,000 pop.
Number of convenience stores (with gas): 15
Green County:

4.20 / 10,000 pop.
Wisconsin:

4.12 / 10,000 pop.
Number of full-service restaurants: 32
Green County:

8.96 / 10,000 pop.
Wisconsin:

8.64 / 10,000 pop.
Adult diabetes rate:
This county:

7.3%
Wisconsin:

7.6%
Adult obesity rate:
Here:

26.9%
Wisconsin:

27.5%
Low-income preschool obesity rate:
Green County:

24.3%
Wisconsin:

13.0%

Strongest AM radio stations in Decatur:

  • WTMJ (620 AM; 50 kW; MILWAUKEE, WI; Owner: JOURNAL BROADCAST CORPORATION)
  • WTSO (1070 AM; 10 kW; MADISON, WI; Owner: CAPSTAR TX LIMITED PARTNERSHIP)
  • WLMV (1480 AM; 10 kW; MADISON, WI; Owner: MID-WEST MANAGEMENT, INC.)
  • WSCR (670 AM; 50 kW; CHICAGO, IL; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • WEKZ (1260 AM; 1 kW; MONROE, WI; Owner: RONALD M. SPIELMAN & SCOTT THOMPSON)
  • WGN (720 AM; 50 kW; CHICAGO, IL; Owner: WGN CONTINENTAL BROADCASTING CO.)
  • WISN (1130 AM; 50 kW; MILWAUKEE, WI; Owner: CAPSTAR TX LIMITED PARTNERSHIP)
  • WTDY (1670 AM; 10 kW; MADISON, WI; Owner: MID-WEST MANAGEMENT, INC.)
  • WBBM (780 AM; 50 kW; CHICAGO, IL; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • WHA (970 AM; 5 kW; MADISON, WI; Owner: BOARD REGENTS OF UNIV OF WI SYSTEM)
  • WTJK (1380 AM; 5 kW; SOUTH BELOIT, IL; Owner: GOOD KARMA BROADCASTING, L.L.C.)
  • WIBA (1310 AM; 5 kW; MADISON, WI; Owner: CAPSTAR TX LIMITED PARTNERSHIP)
  • WMVP (1000 AM; 50 kW; CHICAGO, IL; Owner: ABC, INC.)

Strongest FM radio stations in Decatur:

  • WKPO (105.9 FM; EVANSVILLE, WI; Owner: GOOD KARMA BROADCASTING, L.L.C.)
  • WEKZ-FM (93.7 FM; MONROE, WI; Owner: RONALD M.SPIELMAN & SCOTT THOMPSON)
  • WJVL (99.9 FM; JANESVILLE, WI; Owner: SOUTHERN WISCONSIN BROADCASTING, L.L.C.)
  • WERN (88.7 FM; MADISON, WI; Owner: STATE OF WISCONSIN - EDUCATIONAL COMMUNICATIONS BOARD)
  • WZEE (104.1 FM; MADISON, WI; Owner: CAPSTAR TX LIMITED PARTNERSHIP)
  • WIBA-FM (101.5 FM; MADISON, WI; Owner: CAPSTAR TX LIMITED PARTNERSHIP)
  • WSJY (107.3 FM; FORT ATKINSON, WI; Owner: NEWRADIO GROUP, LLC)
  • WORT (89.9 FM; MADISON, WI; Owner: BACK PORCH RADIO BROADCASTING, INC.)
  • WMGN (98.1 FM; MADISON, WI; Owner: MID-WEST MANAGEMENT, INC.)
  • WMMM-FM (105.5 FM; VERONA, WI; Owner: ENTERCOM MADISON LICENSE, LLC.)
  • WNIE (89.1 FM; FREEPORT, IL; Owner: NORTHERN ILLINOIS UNIVERSITY)
  • WFEN (88.3 FM; ROCKFORD, IL; Owner: FAITH ACADEMY, DBA WFEN)
  • WKMQ-FM (96.7 FM; LOVES PARK, IL; Owner: CUMULUS LICENSING CORP.)
  • WXXQ (98.5 FM; FREEPORT, IL; Owner: CUMULUS LICENSING CORP.)
  • WGFB (103.1 FM; ROCKTON, IL; Owner: WRWC, Inc.)
  • WSUM (91.7 FM; MADISON, WI; Owner: BD. OF REGENTS OF UNIVERSITY OF WISCONSIN SYSTEM)
  • W215AQ (90.9 FM; MADISON, WI; Owner: STATE OF WISCONSIN - EDUCATIONAL COMMUNICATIONS BOARD)
  • WYHY (95.3 FM; WINNEBAGO, IL; Owner: AIRPLAY BROADCASTING CORPORATION)
  • WGSL (91.1 FM; LOVES PARK, IL; Owner: CHRISTIAN LIFE CENTER SCHOOL)
  • WNWC-FM (102.5 FM; MADISON, WI; Owner: NORTHWESTERN COLLEGE)

TV broadcast stations around Decatur:

  • WISC-TV (Channel 3; MADISON, WI; Owner: TELEVISION WISCONSIN, INC.)
  • WMSN-TV (Channel 47; MADISON, WI; Owner: WMSN LICENSEE, LLC)
  • WKOW-TV (Channel 27; MADISON, WI; Owner: WKOW TELEVISION, INC.)
  • WHA-TV (Channel 21; MADISON, WI; Owner: BOARD OF REGENTS OF THE UNIV. OF WISCONSIN SYSTEM)
  • WMTV (Channel 15; MADISON, WI; Owner: GRAY MIDAMERICA TV LICENSEE CORP.)
  • W65EE (Channel 65; JANESVILLE, WI; Owner: TRINITY BROADCASTING NETWORK)
  • WIFR (Channel 23; FREEPORT, IL; Owner: GRAY MIDAMERICA TV LICENSEE CORP.)
  • WTVO (Channel 17; ROCKFORD, IL; Owner: WINNEBAGO TELEVISION CORPORATION)
  • WFBN-LP (Channel 33; ROCKFORD, IL; Owner: WEIGEL BROADCASTING COMPANY)
  • WREX-TV (Channel 13; ROCKFORD, IL; Owner: WREX TELEVISION, LLC)
  • WQRF-TV (Channel 39; ROCKFORD, IL; Owner: QUORUM OF ROCKFORD LICENSE, LLC)
  • W38CT (Channel 38; MADISON, WI; Owner: TRINITY BROADCASTING NETWORK)
  • W23BW (Channel 23; MADISON, WI; Owner: THREE ANGELS BROADCASTING NETWORK)
  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 95ft / 29.2mTotal length
  • 3,780Total average daily traffic
  • 100Total average daily truck traffic
  • 4,152Total future (year 2039) average daily traffic
New bridges in Decatur, WI - historical statistics
  • New bridges - historical statistics
  • 51980-1989
  • 31990-1999
  • 32000-2009
See full National Bridge Inventory statistics for Decatur, WI
Houses and condos Apartments
Most commonly used house heating fuel in houses and condos in Decatur, WI
  • 38.5%Bottled, tank, or LP gas
  • 37.6%Utility gas
  • 16.5%Fuel oil, kerosene, etc.
  • 3.9%Wood
  • 3.4%Electricity
Most commonly used house heating fuel in apartments in Decatur, WI
  • 31.7%Fuel oil, kerosene, etc.
  • 30.0%Utility gas
  • 28.3%Bottled, tank, or LP gas
  • 10.0%Wood


Decatur compared to Wisconsin state average:

  • Unemployed percentage significantly below state average.
  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly below state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage significantly below state average.
  • Length of stay since moving in significantly above state average.
  • Number of rooms per house significantly below state average.
  • House age significantly below state average.
  • Number of college students below state average.
  • Percentage of population with a bachelor's degree or higher below state average.
Cost of Living Calculator
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