ZIP code 61101
Where is ZIP code 61101?
Rockford, Illinois
Winnebago County · Standard ZIP code
ZIP code 61101 belongs to Rockford, Illinois in Winnebago County. 61101 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 779 and 815. About 19,318 people live in the 61101 area, where the median household income is $46,163. The closest ZIP codes are 61103 (Rockford, 1.8 mi east), 61105 (Rockford, 1.8 mi southeast) and 61102 (Rockford, 2.6 mi south).
| ZIP code | 61101 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Rockford |
| State | Illinois (IL) |
| County | Winnebago County |
| Time zone | Central Time · now |
| Area codes | 779, 815 |
| Coordinates | 42.2922, -89.1161 map |
| 3-digit prefix | 611 |
Population and income in 61101
| Population | 19,318 · higher than 82% of Illinois ZIP codes |
|---|---|
| People per square mile | 465 · higher than 71% of Illinois ZIP codes |
| Median age | 37.7 years · lower than 77% of Illinois ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $46,163 · lower than 94% of Illinois ZIP codes |
| Income per person | $24,971 |
| Below the poverty line | 31% |
| Bachelor’s degree or higher | 17% of adults 25+ |
| Median home value | $90,600 · lower than 87% of Illinois ZIP codes |
| Median rent | $1,037 a month |
| Housing units | 8,714 |
| Households | 7,750 (2.46 people on average) |
| Owners / renters | 51% / 49% |
| Land area | 41.52 sq mi (plus 0.07 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61101. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 61101
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 61103 | Rockford, IL | 1.8 mi E | Standard |
| 61105 | Rockford, IL | 1.8 mi SE | PO Box only |
| 61102 | Rockford, IL | 2.6 mi S | Standard |
| 61104 | Rockford, IL | 3.2 mi SE | Standard |
| 61106 | Rockford, IL | 3.6 mi NW | PO Box only |
| 61110 | Rockford, IL | 3.6 mi NW | PO Box only |
| 61125 | Rockford, IL | 3.6 mi NW | PO Box only |
| 61126 | Rockford, IL | 3.6 mi NW | PO Box only |
| 61130 | Loves Park, IL | 3.6 mi NW | PO Box only |
| 61131 | Loves Park, IL | 3.6 mi NW | PO Box only |
| 61132 | Loves Park, IL | 3.6 mi NW | PO Box only |
| 61107 | Rockford, IL | 4.2 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61101 or measure the distance to another ZIP code.
How to address mail to 61101
123 MAIN ST
ROCKFORD IL 61101
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (61101-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Rockford, IL
All Rockford ZIP codes with population and income →
Questions
- What city is ZIP code 61101?
- 61101 is a Rockford, Illinois ZIP code.
- What county is 61101 in?
- ZIP code 61101 is in Winnebago County, Illinois.
- What time zone is ZIP code 61101 in?
- 61101 is in the Central Time zone (America/Chicago).
- What area code is 61101?
- Phone numbers in ZIP code 61101 use area codes 779 and 815.
- What is the population of ZIP code 61101?
- About 19,318 people live in ZIP code 61101, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 61101?
- The median household income in 61101 is $46,163 a year, lower than 94% of Illinois ZIP codes.
- What ZIP codes are near 61101?
- The nearest ZIP codes to 61101 are 61103 (Rockford, 1.8 miles), 61105 (Rockford, 1.8 miles), 61102 (Rockford, 2.6 miles) and 61104 (Rockford, 3.2 miles).