ROCKFORD, IL ZIP Code
| City | ROCKFORD |
| State | Illinois |
| ZIP Codes count | 15 (see all) |
| Post offices count | 6 (see all) |
| Total population | 147,881 (see all) |
ZIP Codes in ROCKFORD, Illinois
The ZIP Codes in ROCKFORD, Illinois fall within the range from 61101 to 61126. ROCKFORD is covered by 15 ZIP Codes: 10 Standard and 5 PO Box. Below is the complete list:
61101, 61102, 61103, 61104, 61105, 61106, 61107, 61108, 61109, 61110, 61112, 61114, 61115, 61125, 61126
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of ROCKFORD, IL ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 61101 | STANDARD | 20,394 |
| 61102 | STANDARD | 16,861 |
| 61103 | STANDARD | 23,446 |
| 61104 | STANDARD | 19,106 |
| 61105 | PO BOX | – |
| 61106 | PO BOX | – |
| 61107 | STANDARD | 29,363 |
| 61108 | STANDARD | 29,582 |
| 61109 | STANDARD | 26,834 |
| 61110 | PO BOX | – |
| 61112 | STANDARD | 111 |
| 61114 | STANDARD | 14,999 |
| 61115 | STANDARD | 22,480 |
| 61125 | PO BOX | – |
| 61126 | PO BOX | – |
Post offices
BROADWAY — Post Office™ 1140 BROADWAY ROCKFORD, IL 61104-9706 |
DOWNTOWN ROCKFORD — Post Office™ 401 S MAIN ST FL 1 ROCKFORD, IL 61101-9705 |
EAST ROCKFORD — Post Office™ 111 N 6TH ST ROCKFORD, IL 61107-9700 |
KILBURN ROCKFORD — Post Office™ 2440 KILBURN AVE ROCKFORD, IL 61101-9700 |
LOVES PARK — Post Office™ 1702 WINDSOR RD LOVES PARK, IL 61111-9711 |
ROCKFORD — Post Office™ 5225 HARRISON AVE ROCKFORD, IL 61125-9300 |
Envelope example
On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:
- Recipient's full name
- Full street address
- City, State, and ZIP Code
Using the same format, write the return address in the top left corner.
Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.

The recipient address information is provided for your reference.
Address example
3510 ANGUS CT
ROCKFORD IL 61109-2534
ROCKFORD IL 61109-2534
3453 BIG FOOT TRL
ROCKFORD IL 61109-3957
ROCKFORD IL 61109-3957
1689 BRUNER ST
ROCKFORD IL 61103-4412
ROCKFORD IL 61103-4412
3033 HORTON ST
ROCKFORD IL 61109-1332
ROCKFORD IL 61109-1332
1805 OLD ORCHARD RD
ROCKFORD IL 61107-1225
ROCKFORD IL 61107-1225
1463 RAILROAD AVE
ROCKFORD IL 61104-5059
ROCKFORD IL 61104-5059
Map
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Census data for ROCKFORD, IL
Demographic and housing estimates in ROCKFORD, IL
| Total population | 147,881 |
| Male | 71,620 |
| Female | 76,261 |
| Total population | 147,881 |
| Under 5 years | 10,455 |
| 5 to 9 years | 10,110 |
| 10 to 14 years | 10,172 |
| 15 to 19 years | 9,839 |
| 20 to 24 years | 9,480 |
| 25 to 34 years | 20,208 |
| 35 to 44 years | 17,022 |
| 45 to 54 years | 17,900 |
| 55 to 59 years | 9,033 |
| 60 to 64 years | 9,277 |
| 65 to 74 years | 12,987 |
| 75 to 84 years | 6,810 |
| 85 years and over | 4,588 |
| Median age (years) | 37.1 |
| Under 18 years | 36,819 |
| 16 years and over | 115,206 |
| 18 years and over | 111,062 |
| 21 years and over | 105,639 |
| 62 years and over | 29,544 |
| 65 years and over | 24,385 |
| Total population | 147,881 |
| One race | 142,084 |
| White | 99,676 |
| Black or African American | 32,501 |
| American Indian and Alaska Native | 567 |
| Asian | 4,823 |
| Native Hawaiian and Other Pacific Islander | 4 |
| Some other race | 4,513 |
| Two or more races | 5,797 |
| Citizen, VOTING AGE 18 and over population | 102,056 |
| Male Citizen, VOTING AGE 18 and over population | 48,171 |
| Female Citizen, VOTING AGE 18 and over population | 53,885 |
Social characteristics in ROCKFORD, IL
| Total households | 59,403 |
| Family households (families) | 35,610 |
| Married-couple family | 21,598 |
| Male householder, no wife present, family | 3,350 |
| Female householder, no husband present, family | 10,662 |
| Nonfamily households | 23,793 |
| Average household size | 2.42 |
| Average family size | 3.11 |
Economic characteristics in ROCKFORD, IL
| Total households | 59,403 |
| Less than $10,000 | 6,088 |
| $10,000 to $14,999 | 4,101 |
| $15,000 to $24,999 | 7,783 |
| $25,000 to $34,999 | 6,636 |
| $35,000 to $49,999 | 8,872 |
| $50,000 to $74,999 | 10,724 |
| $75,000 to $99,999 | 6,483 |
| $100,000 to $149,999 | 5,153 |
| $150,000 to $199,999 | 1,872 |
| $200,000 or more | 1,691 |
| Median household income (dollars) | 43,066 |
Housing characteristics in ROCKFORD, IL
| Total housing units | 66,668 |
| Occupied housing units | 59,403 |
| Vacant housing units | 7,265 |
| Total housing units | 66,668 |
| 1-unit, detached | 40,588 |
| 1-unit, attached | 3,139 |
| 2 units | 6,555 |
| 3 or 4 units | 5,048 |
| 5 to 9 units | 3,145 |
| 10 to 19 units | 2,523 |
| 20 or more units | 5,336 |
| Mobile home | 319 |
| Boat, RV, van, etc. | 15 |
| Total housing units | 66,668 |
| Built 2014 or later | 105 |
| Built 2010 to 2013 | 434 |
| Built 2000 to 2009 | 3,986 |
| Built 1990 to 1999 | 5,351 |
| Built 1980 to 1989 | 5,277 |
| Built 1970 to 1979 | 9,500 |
| Built 1960 to 1969 | 10,558 |
| Built 1950 to 1959 | 11,024 |
| Built 1940 to 1949 | 5,955 |
| Built 1939 or earlier | 14,478 |
| Total housing units | 66,668 |
| 1 room | 2,013 |
| 2 rooms | 1,431 |
| 3 rooms | 5,277 |
| 4 rooms | 12,102 |
| 5 rooms | 14,641 |
| 6 rooms | 12,203 |
| 7 rooms | 7,210 |
| 8 rooms | 5,359 |
| 9 rooms or more | 6,432 |
| Median rooms | 5.4 |
| Total housing units | 66,668 |
| No bedroom | 2,141 |
| 1 bedroom | 8,051 |
| 2 bedrooms | 22,011 |
| 3 bedrooms | 23,826 |
| 4 bedrooms | 8,575 |
| 5 or more bedrooms | 2,064 |
| Occupied housing units | 59,403 |
| Owner-occupied | 32,607 |
| Renter-occupied | 26,796 |
| Average household size of owner-occupied unit | 2.47 |
| Average household size of renter-occupied unit | 2.37 |
| Occupied housing units | 59,403 |
| Moved in 2017 or later | 3,203 |
| Moved in 2015 to 2016 | 8,204 |
| Moved in 2010 to 2014 | 17,847 |
| Moved in 2000 to 2009 | 15,020 |
| Moved in 1990 to 1999 | 7,469 |
| Moved in 1989 and earlier | 7,660 |
| Owner-occupied units | 32,607 |
| Less than $50,000 | 4,720 |
| $50,000 to $99,999 | 14,024 |
| $100,000 to $149,999 | 7,807 |
| $150,000 to $199,999 | 3,079 |
| $200,000 to $299,999 | 2,162 |
| $300,000 to $499,999 | 470 |
| $500,000 to $999,999 | 220 |
| $1,000,000 or more | 125 |
| Median (dollars) | 89,700 |
| Owner-occupied units | 32,607 |
| Housing units with a mortgage | 19,688 |
| Housing units without a mortgage | 12,919 |
| Occupied units paying rent | 25,666 |
| Less than $500 | 4,043 |
| $500 to $999 | 15,298 |
| $1,000 to $1,499 | 5,309 |
| $1,500 to $1,999 | 641 |
| $2,000 to $2,499 | 231 |
| $2,500 to $2,999 | 72 |
| $3,000 or more | 72 |
| Median (dollars) | 752 |
| No rent paid | 1,130 |
Data is based on 2018 Census
ZIP Codes for other locations
State for ROCKFORD
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