US Census Data

ZIP Code 61101

ZIP Code Tabulation Area in Winnebago County, Illinois.

Population
19,671
+2.2%’19–’23
Median household income
$45,260
+26.2%’19–’23
Median home value
$89,800
+30.1%’19–’23

Covering part of Winnebago County, Illinois, ZIP Code 61101 has about 19,671 residents. At $45,260, its median household income sits below Winnebago County's $64,363.

From 2019 to 2023, ZIP Code 61101's population grew 2.2% from 19,242 to 19,671, while its median gross rent rose 36.4% from $715 to $975.

Owners occupy 50.6% of the area's occupied homes. The median resident is 38.1 years old.

Demographics

ACS 2019–2023
Population
19,671
Median age
38.1 yrs
Median household income
$45,260
Median home value
$89,800
Median gross rent
$975
Housing units
9,005
Homeownership rate
50.6%
Bachelor's degree or higher
14.7%
Unemployment rate
12.9%

Trends

ACS 5-year · 2019–2023
Population
19,24219,671
Median household income
$35,869$45,260
Median home value
$69,000$89,800
Median gross rent
$715$975
YearPopulationMedian household incomeMedian home valueMedian gross rent
201919,242$35,869$69,000$715
202019,083$36,953$68,600$782
202120,394$40,374$70,400$830
202220,481$45,363$83,800$922
202319,671$45,260$89,800$975

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 58424.3%
5 to 174,44122.6%
18 to 241,4297.3%
25 to 342,53712.9%
35 to 442,57813.1%
45 to 541,8899.6%
55 to 642,68713.7%
65 to 742,03910.4%
75 and over1,2296.2%

Race & ethnicity

CountShare
White (non-Hispanic)8,74944.5%
Black or African American6,76734.4%
American Indian & Alaska Native210.1%
Asian2031.0%
Native Hawaiian & Pacific Islander00.0%
Some other race570.3%
Two or more races6403.3%
Hispanic or Latino (any race)3,23416.4%

Educational attainment (age 25+)

CountShare
No high school diploma2,61320.2%
High school graduate4,30333.2%
Some college or associate's4,13231.9%
Bachelor's degree1,1008.5%
Graduate or professional degree8116.3%

Commute to work

Mean travel time to work
21 min

How workers get to work

CountShare
Drove alone5,90780.3%
Carpooled6869.3%
Public transit1632.2%
Walked711.0%
Bicycle60.1%
Worked from home4466.1%
Other means811.1%

Travel time

CountShare
Under 15 min1,95328.2%
15 to 29 min3,38248.9%
30 to 44 min1,08215.6%
45 to 59 min2123.1%
60+ min2854.1%

Households

Average household size
2.44
Poverty rate
31.2% (6,096 of 19,565)
CountShare
Family households4,92361.8%
Nonfamily households3,04638.2%

Housing

Median year structure built
1960

Occupancy

CountShare
Occupied7,96988.5%
Vacant1,03611.5%

Tenure (of occupied units)

CountShare
Owner-occupied4,03550.6%
Renter-occupied3,93449.4%

Units in structure

CountShare
1-unit, detached6,30270.0%
1-unit, attached4004.4%
2 to 4 units1,20913.4%
5 to 19 units3163.5%
20 or more units7618.5%
Mobile home & other170.2%

Geography

ZCTA
61101
Land area
42 sq mi
Water area
0.07 sq mi
Center point
42.3461, -89.1461

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

8