US ZIP Code
61081

Sterling, IL

Whiteside County  ·  Illinois

● Active
👥 20,916 Population
💰 $60,854 Median HH Income
▼ 20% below avg ↑ 17% since 2019
🎂 43.3 Median Age
🏠 $121,000 Median Home Value
▼ 57% below avg ↑ 14% since 2019
🎓 31.8% College Grads
▼ 18% below avg
📊 4.9% Unemployment
≈ Avg ↑ 10% since 2019
ZIP Code Details
ZIP Code61081
CitySterling
StateIllinois (IL)
CountyWhiteside County
Area Code779/815
Elevation710 ft
Latitude41.850006
Longitude-89.739377
TimezoneChicago (DST)
FIPS17195
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.5% (10,571) Female 49.5% (10,345) ♀

Race & Ethnicity

White: 72.3%Hispanic: 20.8%Black: 1.8%Asian: 1%Other: 4%Race
White72.3%
Hispanic20.8%
Black1.8%
Asian1.0%
Other4.0%

Age Breakdown

Under 5
5%
5–17
15%
18–24
10%
25–44
23%
45–64
25%
65+
10%

Key Indicators

Median Age43.3 yrs
Avg Household Size2.29
Below Poverty13.2% ▲ 32% above avg
College Grads31.8% ▼ 18% below avg
Unemployment4.9% ≈ Avg
No HS Diploma229 (1.7%)
HS Graduate4,856 (35.2%)
Some College1,867 (13.5%)
Associates2,467 (17.9%)
Bachelors1,484 (10.8%)
Graduate Degree2,899 (21%)

Education

No HS: 1.7%HS Grad: 35.2%Some College: 13.5%Associates: 17.9%Bachelors: 10.8%Graduate: 21%Edu
No HS1.7%
HS Grad35.2%
Some College13.5%
Associates17.9%
Bachelors10.8%
Graduate21.0%
Housing & Income

Housing Tenure

Owner: 70.6%Renter: 29.5%Tenure
Owner70.6%
Renter29.5%

Home Value Distribution

Under $50k
4%
$50k–100k
28%
$100k–150k
31%
$150k–200k
15%
$200k–300k
14%
$300k–500k
6%
Over $500k
2%

Financials

Median HH Income$60,854 ▼ 20% below avg ↑ 17% since 2019
Median Home Value$121,000 ▼ 57% below avg ↑ 14% since 2019
Home/Income Ratio2.0x (nat avg ~3.5x)
Median Rent$791/mo ↑ 17% since 2019
Total Units9,753
Vacant Units827
Avg HH Size2.29

Income Distribution

Under $25k
20%
$25k–50k
18%
$50k–75k
17%
$75k–100k
13%
$100k–150k
20%
$150k–200k
7%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
90%
Public Transit
0%
Walked
6%
Work From Home
3%

Commute Time

Under 15 min
52%
15–30 min
30%
30–45 min
7%
Over 45 min
11%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
19%
1960s–1970s
11%
1980s–1990s
8%
2000+
58%

Summary

Total Units9,753
Vacant827
Owner Occupied70.6%
Renter Occupied29.5%
Avg HH Size2.29
Frequently Asked Questions
ZIP code 61081 is in Sterling, IL, in Whiteside County.
ZIP code 61081 is located in Illinois (IL).
ZIP code 61081 is in Whiteside County, IL.
ZIP 61081 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 61081 is 20,916 people (ACS 2023).
The median household income in ZIP code 61081 is $60,854 (ACS 2023).
The median home value in ZIP 61081 is $121,000 (ACS 2023).
About ZIP Code 61081

ZIP code 61081 is located in Sterling, Illinois, within Whiteside County. With a population of 20,916, this is a moderately populated ZIP code with a middle-aged community — the median age is 43.3 years. Economically, 61081 is a solidly middle-class ZIP code: the median household income of $60,854 is below the national average.

Real estate in ZIP code 61081 represents one of the more affordable housing markets in the country. The median home value of $121,000 is well below the national average. Renters can expect to pay around $791 per month in median rent. Homeownership is strong here — 70.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 14% since 2019.

The population of 61081 is primarily White (72.33%). Residents are moderately educated — 31.8% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 13.2%. Household income has grown by 17% since 2019.

The unemployment rate in 61081 stands at 4.9%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 77%.

Overall, ZIP code 61081 in Sterling, IL is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 20,916 residents, a median household income of $60,854, and a median home value of $121,000, it offers a clear picture of life in this part of Illinois.