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 Moderate-density area
- $98,088
- Median income Above-median income area
- $208,700
- Median home value Near-median home value
- 29.9%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 61088 (Winnebago, IL) rose +6.4% from 2023 to 2024. The all-transactions index moved from 167.7 in 2023 to 178.4 in 2024 (2000 = 100).
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 average Illinois ZIP), while per-capita income is $48,518. Both reported hardship measures are comparatively low in absolute terms: poverty is 4.1% and unemployment is 3.4%. Median home value is $208,700 (9% above the average Illinois ZIP) and median rent is $1,058; 89.8% of occupied 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. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Winnebago County, so 61088 can be compared with both its immediate and county-level context.
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.
- Construction
Construction
12 establishments
- Accommodation and food services
Accommodation and food services
11 establishments
- Health care and social assistance
Health care and social assistance
10 establishments
- Other services (except public administration)
Other services (except public administration)
10 establishments
- Wholesale trade
Wholesale trade
6 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, 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
Who lives in ZIP 61088?
44.3
Median Age
52.1%
Male
47.9%
Female
1.4%
Foreign-Born
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 ZIP avg
$48,518
Per Capita Income
4.1%
Poverty Rate
3.4%
Unemployment Rate
26.5 min
Mean Commute Time
How ZIP 61088 ranks among Illinois ZIPs
Winnebago, IL household income vs. every Illinois ZIP code
Median household income among 1,334 reporting Illinois ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$98,088 Top 21% higher than 79% of 1,334 Illinois ZIPs
Each bar is a $20K-wide band; taller bars hold more Illinois 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,378housing units
2,378
Total Housing Units
2,332
Occupied Units
46
Vacant Units
2.64
Avg Household Size
Occupancy Type
$208,700
Median Home Value
+9% vs state ZIP avg
$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.
- 61101
Rockford (61101)
21,593 residents
- 61102
Rockford (61102)
20,538 residents
- 61010 8,032
Byron (61010)
8,032 residents
- 61088 6,020
Winnebago (61088)
6,020 residents
- 61063 4,132
Pecatonica (61063)
4,132 residents
- 61047 1,711
Leaf River (61047)
1,711 residents
- 61077 73
Seward (61077)
73 residents
What this shows Among its immediate neighbors, ZIP 61088 ranks #4 by population - useful context the national average alone can't give.
ZIP 61088 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61088
Winnebago (61088)
$98,088 median income
- 61010
Byron (61010)
$93,613 median income
- 61047
Leaf River (61047)
$86,056 median income
- 61063
Pecatonica (61063)
$84,276 median income
- 61102
Rockford (61102)
$46,599 median income
- 61101
Rockford (61101)
$46,163 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 61088, both outside IL so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (6,020 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Winnebago County
Related Areas
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.
Related
Take this with you
What to do with ZIP 61088's numbers, next.
- See how ZIP 61088 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Winnebago, IL ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.