ZIP Code 61103, Illinois
ZIP Code 61103 profile, demographic data, and geographic information.
ZCTA5 61103 is a 5-digit ZIP Code area located in Winnebago County, Illinois. As of official census estimates, it has a reported population of 22,869. The land area covers 16.34 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 22,869 | ±1,383 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 40.5 yrs | ±2.1 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 9,866 | ±549 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 11,032 | ±534 |
| Occupied Housing Units | 9,866 | ±549 |
| Vacant Housing Units | 1,166 | ±279 |
| Median Home Value | $115,500 | ±$8,094 |
| Median Gross Rent | $934 | ±$43 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $51,161 | ±$5,255 |
| Per Capita Income | $30,331 | ±$1,879 |
| Poverty Rate | 20.7% | ±3.1% |
| Population Below Poverty Level | 4,591 | ±750 |
| Unemployment Rate | 7.5% | ±2% |
| Civilian Labor Force, Employed | 9,964 | ±795 |
| Broadband Internet Rate | 84% | ±2.3% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 283,790 (2024)
ID: 162169
|
County | Official County Government |
Contact: PAYROLL MANAGER
404 ELM ST, STE 520, ROCKFORD IL 61101-1244
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | 06-08 | Rockford, IL | |
| Regular School Nearby | 06-08 | Beloit, WI | |
| Regular School Nearby | KG-05 | Rockford, IL | |
| Regular School Nearby | 09-12 | Rockford, IL | |
| Regular School Nearby | KG-08 | Rockford, IL | |
| Regular School Nearby | PK | Beloit, WI | |
| Alternative School Nearby | 06-12 | Beloit, WI | |
| Regular School Nearby | PK-12 | Beloit, WI | |
| Regular School Nearby | 06-08 | Belvidere, IL | |
| Regular School Nearby | 09-12 | Belvidere, IL |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Saint Anthony College of Nursing
|
College | 5.3 mi away | 3301 N. Mulford Road, Rockford, IL, 61114 |
8152827900
|
|
NORTH SUBURBAN PUBLIC LIBRARY DISTRICT
|
Library | 2.0 mi away | 6340 NORTH SECOND STREET, LOVES PARK, IL, 61111 |
(815) 633-4247
|
|
Rock Valley College
|
College | 5.4 mi away | 3301 N Mulford Rd, Rockford, IL, 61114-5699 |
8159217821
|
|
ROCKFORD PUBLIC LIBRARY
|
Library | 4.8 mi away | 215 NORTH WYMAN STREET, ROCKFORD, IL, 61101 |
(815) 965-7606
|
|
Rockford University
|
College | 6.0 mi away | 5050 E State St, Rockford, IL, 61108-2311 |
8152264000
|
|
NORDLOF CENTER
|
Library | 4.8 mi away | 118 NORTH MAIN STREET, ROCKFORD, IL, 61101 |
(815) 987-6660
|
|
Stautzenberger College-Rockford Career College
|
College | 6.6 mi away | 1130 South Alpine Road Suite 100, Rockford, IL, 61108-3900 |
8159658616
|
|
MOBILE LIBRARY
|
Library | 5.7 mi away | 1238 SOUTH WINNEBAGO STREET, ROCKFORD, IL, 61102 |
(815) 966-2742
|
|
Tricoci University of Beauty Culture-Rockford
|
College Vocational | 6.7 mi away | 5485 E State St, Rockford, IL, 61108 |
6305283330
|
|
MONTAGUE BRANCH LIBRARY
|
Library | 5.7 mi away | 1238 SOUTH WINNEBAGO STREET, ROCKFORD, IL, 61102 |
(815) 966-2740
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at ROCKFORD GTR ROCKFORD AP, IL US, located 10.2 miles from ZCTA5 61103. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 29.1° | 14.5° | 21.8° | 1.60" | 10.9" |
| February | 33.4° | 17.8° | 25.6° | 1.63" | 8.5" |
| March | 46.5° | 28.1° | 37.3° | 2.40" | 4.9" |
| April | 59.7° | 38.5° | 49.1° | 3.75" | 0.9" |
| May | 71.2° | 49.5° | 60.4° | 4.18" | 0.0" |
| June | 80.7° | 59.6° | 70.1° | 5.23" | 0.0" |
| July | 83.9° | 63.6° | 73.8° | 3.81" | 0.0" |
| August | 82.0° | 61.8° | 71.9° | 4.19" | 0.0" |
| September | 75.3° | 53.5° | 64.4° | 3.62" | 0.0" |
| October | 62.3° | 41.8° | 52.0° | 2.63" | 0.2" |
| November | 47.1° | 30.5° | 38.8° | 2.27" | 2.3" |
| December | 34.3° | 20.2° | 27.3° | 1.93" | 9.4" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Machesney Park village | Village | 3.7 mi | — |
| Loves Park city | City | 4.5 mi | — |
| Rockford city | City | 5.8 mi | — |
| Roscoe village | Village | 7.1 mi | — |
| Rockton village | Village | 7.4 mi | — |
| Argyle CDP | CDP | 7.6 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 61103. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.