PlainZIP

Winnebago, IL · standard

ZIP Code 61088

Winnebago County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

6,020
42/sq mi
$98,088
Median income
$208,700
Median home value
29.9%
Bachelor's or higher

The verdict

Winnebago pairs an upper-quartile household income with below-median home values, in a rural, homeowner-dominated area.

Top 20%
household income, US ZIPs
46th pct
home value, US ZIPs
42
people per sq mi
90%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61088 against every reporting US ZIP.

ZIP code 61088 is a mid-sized community (a standard USPS delivery area) in Winnebago, Winnebago County, Illinois, home to 6,020 residents across 142.7 square miles, a density of 42 people per square mile, in the Chicago time zone.

ZIP 61088 lands in the middle-income range, with a median household income of $98,088 (23% above the Illinois average), while per-capita income is $48,518. Local economic indicators show a 4.1% poverty rate alongside 3.4% unemployment. Housing costs here run $208,700 for a typical home value (9% above the state average), with rent averaging $1,058 a month; 89.8% of homes are owner-occupied.

Educational attainment sits below the national norm: 29.9% of adults hold a bachelor's degree or higher, the median age is 44.3, and the average commute is 27 minutes. We also surface 6 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Winnebago County, so you can benchmark 61088 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 61088

Top 5 sectors by establishment count in Winnebago, IL

Which industries have the most business establishments in ZIP 61088.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 61088, Winnebago, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

6,020

Population

142.7

Area (sq mi)

42

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 61088?

44.3

Median Age

52.1%

Male

47.9%

Female

1.4%

Foreign-Born

White 89.6%
African American 0.5%
Asian 0.5%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.3%
Hispanic or Latino 2.7%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$98,088

Median Household Income

+23% vs state

$48,518

Per Capita Income

4.1%

Poverty Rate

3.4%

Unemployment Rate

26.5 min

Mean Commute Time

How ZIP 61088 ranks nationally

Winnebago, IL household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$98,088 Top 20% higher than 80% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 58.3%
Bachelor's Degree or Higher 29.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,378

Total Housing Units

2,332

Occupied Units

46

Vacant Units

2.64

Avg Household Size

Occupancy Type

Owner 89.8%
Renter 10.2%

$208,700

Median Home Value

+9% vs state

$1,058

Median Rent

1986

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+6.4%

YoY Change (2024)

178

HPI Index (2000 = 100)

+78%

Total Change Since 2000

Home values in ZIP 61088 have increased 6.4% over the past year (2024). Since 2000, this ZIP has seen +78% cumulative appreciation.

Year Annual Change HPI Index
2020 +0.8% 122
2021 +9.4% 134
2022 +12.4% 150
2023 +11.7% 168
2024 +6.4% 178

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 89 business establishments in ZIP 61088, employing approximately 695 people with a combined annual payroll of $25,162,000.

89

Businesses

695

Employees

$25.2M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Construction 12 13.5%
Accommodation and food services 11 12.4%
Health care and social assistance 10 11.2%
Other services (except public administration) 10 11.2%
Wholesale trade 6 6.7%
Retail trade 6 6.7%
Professional, scientific, and technical services 6 6.7%
Transportation and warehousing 5 5.6%
Administrative and support and waste management and remediation services 5 5.6%
Real estate and rental and leasing 4 4.5%
Finance and insurance 3 3.4%
Arts, entertainment, and recreation 3 3.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 61088 vs 61077 →

ZIP 61088 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 61088 ranks #4 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 61088 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 61088 ranks the highest of 6 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
61077 Seward, IL 73 5.6 mi
61063 Pecatonica, IL 4,132 5.6 mi
61102 Rockford, IL 20,538 5.7 mi
61010 Byron, IL 8,032 9.2 mi
61101 Rockford, IL 21,593 7.2 mi
61047 Leaf River, IL 1,711 10.7 mi

More ZIP Codes in Winnebago County

61107 standard
Rockford, IL
Pop: 30,439
61108 standard
Rockford, IL
Pop: 28,550
61109 standard
Rockford, IL
Pop: 28,333
61103 standard
Rockford, IL
Pop: 24,578
61111 standard
Loves Park, IL
Pop: 23,492
61115 standard
Machesney Park, IL
Pop: 23,180

Related Areas

Winnebago County Winnebago, IL Illinois

Frequently Asked Questions

What county is ZIP code 61088 in? ▼
ZIP code 61088 (Winnebago) is located in Winnebago County, Illinois. Winnebago County contains multiple ZIP codes, see the full list at /counties/winnebago-il.
What is the population of ZIP code 61088? ▼
ZIP code 61088 in Winnebago, IL has a population of 6,020 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61088? ▼
The median household income in ZIP 61088 is $98,088, which is 29% above the national average of $76,288.
What is the average home value in ZIP 61088? ▼
The median home value in ZIP 61088 is $208,700, which is 25% below the national average of $278,155.
What is the demographic makeup of ZIP 61088? ▼
The largest racial group in ZIP 61088 is White at 89.6%. Hispanic or Latino residents make up 2.7% of the population.
How many businesses are in ZIP code 61088? ▼
ZIP code 61088 has 89 business establishments employing approximately 695 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 61088? ▼
The top industries by establishment count in ZIP 61088 are: Construction (12), Accommodation and food services (11), Health care and social assistance (10). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 61088? ▼
According to the FHFA House Price Index, home values in ZIP 61088 increased by 6.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 78%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 61088? ▼
In ZIP code 61088, 58.3% of residents aged 25+ have a high school diploma or higher, and 29.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 61088? ▼
The mean commute time for workers in ZIP code 61088 is 26.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 61088? ▼
In ZIP code 61088, approximately 89.8% of occupied housing units are owner-occupied and 10.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61088? ▼
The poverty rate in ZIP code 61088 is 4.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.