Zip Code 61108
Rockford, Illinois — Winnebago County
📍 ZIP code 61108 is in Rockford, Winnebago County, Illinois.
ZIP code 61108 is located in Rockford, Winnebago County, Illinois. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 30,202. The area code for ZIP code 61108 is 309.
Quick Answer
Zip code 61108 is in Rockford, Illinois (Winnebago County). It has a population of 30,202, median household income of $63,046, and median home value of $128,300.
Population
30,202
Income
$63,046
Home Value
$128,300
Climate
84°F / 15°F
About Zip Code 61108
Zip code 61108 is located in Rockford, Illinois, within Winnebago County. Home to approximately 30,202 residents, this area sits at an elevation of 858 ft and falls within the Central (CST/CDT) timezone. The local area code is 309.
The median household income is $63,046 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $128,300, and the cost of living index is 60 (40% below the national average of 100).
Summers average a high of 84°F while winters drop to 15°F. The area receives about 37 in of rain and 37 in of snow annually. The zip code covers 10.6 square miles of land area.
Key Statistics
30,202
$63,046
$128,300
Central (CST/CDT)
309
858 ft
10.6 sq mi
39.7
12,650
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Compare With Nearby Zip Codes
| Metric | 61108 | 61112 | 61107 | 61114 | 61104 | 61016 |
|---|---|---|---|---|---|---|
| City | Rockford, IL | Rockford, IL | Rockford, IL | Rockford, IL | Rockford, IL | Cherry Valley, IL |
| Population | 30,202 | 116 | 29,473 | 15,026 | 17,584 | 5,166 |
| Median Income | $63,046 | $0 | $75,492 | $83,472 | $32,161 | $92,865 |
| Home Value | $128,300 | $0 | $165,200 | $196,000 | $83,700 | $224,600 |
| Cost of Living | 60 | 100 | 71 | 83 | 60 | 99 |
| Median Age | 39.7 | 80.4 | 43.2 | 46.8 | 34.6 | 46.7 |
Cost of Living
100 = National Average. Rockford's cost of living is 40% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.0x
Demographics
Zip code 61108 has a population of 30,202 people with a median age of 39.7. There are 12,650 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Rockford (61108) population trend from 2010 to 2024
↑ 28.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
84°F
15°F
37 in
37 in
Rockford experiences warm summers with average highs around 84°F. Winters are cold with lows averaging 15°F. With 37 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$128,300
Median Household Income
$63,046
With 12,650 housing units across 10.6 square miles, 61108 has a housing density of 1,193 units per square mile. The home price-to-income ratio is 2.0x.
Location & Geography
Latitude
42.2574°
Longitude
-89.0021°
Land Area
10.6 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 61108 (Rockford, IL) with distances:
All Zip Codes in Rockford, IL
Other zip codes serving Rockford:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 61108's $63,046. A way to compare Rockford to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 61108 (Rockford, IL). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Rockford, Illinois?
Rockford, Illinois uses zip code 61108 along with 5 other zip codes.
What county is zip code 61108 in?
Zip code 61108 is located in Winnebago County, Illinois.
What is the population of zip code 61108?
The population of zip code 61108 is 30,202 with a median age of 39.7.
Is 61108 in Rockford, Illinois?
Yes, zip code 61108 is in Rockford, Winnebago County, Illinois. The area code is 309.
Frequently Asked Questions
What city is zip code 61108 in?
Zip code 61108 is in Rockford, Illinois. It is part of Winnebago County and uses the Central (CST/CDT) timezone.
What is zip code 61108?
Zip code 61108 is a U.S. postal code in Rockford, Illinois (Winnebago County). It has a population of 30,202 and covers 10.6 square miles.
What is the population of zip code 61108?
The population of zip code 61108 (Rockford, IL) is 30,202 with a median age of 39.7. There are approximately 12,650 housing units in this area.
What is the median income in zip code 61108?
The median household income in zip code 61108 (Rockford, IL) is $63,046 per year. The cost of living index is 60 (100 = national average).
What is the average home price in zip code 61108?
The median home value in zip code 61108 (Rockford, IL) is $128,300. The cost of living index is 60 compared to the national average of 100.
What county is zip code 61108 in?
Zip code 61108 is located in Winnebago County, Illinois. The primary city is Rockford.
What is the area code for zip code 61108?
Zip code 61108 in Rockford, IL uses area code 309. It is located in the Central (CST/CDT) timezone.
Is zip code 61108 a good place to live?
Zip code 61108 (Rockford, IL) has a cost of living index of 60 (100 = national average), a median household income of $63,046, and median home values of $128,300. The median age is 39.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 61108?
The cost of living index for zip code 61108 (Rockford, IL) is 60, where 100 represents the national average. This area is below the national average. Median home value: $128,300.
What schools serve zip code 61108?
Zip code 61108 in Rockford, Illinois is served by the local school district of Winnebago County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.