61103 ZIP Code, Rockford, IL
61103 is a ZIP code in Rockford, Illinois in Winnebago County. It covers 16 square miles of land. The closest ZIP codes are 61101, 61115 and 61111. 22,869 people live here in 9,866 households. At about 1,400 people per square mile it has suburban density, and owners and renters are mixed (52% own). Median household income is $51,161, well below the Illinois median of $83,390.
Quick facts
- Mailing city: Rockford, IL
- County: Winnebago County
- Land area: 16 sq mi
- Population: 22,869
- Median household income: $51,161
Key figures
| Measure | Value |
|---|---|
| Residents | 22,869 |
| Households | 9,866 |
| Median household income | $51,161 |
| Income per person | $30,331 |
| Median age | 40.5 |
| Homeowners | 51.6% |
| Median home value | $115,500 |
| Median rent | $934 |
| Bachelor's degree or higher | 19.7% |
| Average commute (minutes) | 22.1 |
| Households with kids under 18 | 24.3% |
| Moved in the past year | 16.0% |
| Below the poverty line | 20.7% |
| Broadband internet | 84.0% |
| Speak a non-English language at home | 12.1% |
Household income
| % of households | Value |
|---|---|
| <$10K | 8.4% |
| $10–15K | 6.2% |
| $15–25K | 11.8% |
| $25–35K | 8.4% |
| $35–50K | 14.6% |
| $50–75K | 19.0% |
| $75–100K | 11.6% |
| $100–150K | 12.0% |
| $150–200K | 4.1% |
| $200K+ | 3.8% |
Age
| % of all residents | Value |
|---|---|
| <10 | 11.9% |
| 10–19 | 11.7% |
| 20–24 | 5.6% |
| 25–34 | 13.0% |
| 35–44 | 12.2% |
| 45–54 | 13.3% |
| 55–64 | 13.3% |
| 65–74 | 10.9% |
| 75+ | 8.0% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 29.5% |
| Owned outright | 17.2% |
| Rented | 42.8% |
| Vacant | 10.5% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 62.7% |
| Townhome | 1.6% |
| 2–4 units | 14.9% |
| 5–19 units | 11.0% |
| 20+ units | 9.7% |
| Mobile / other | 0.1% |
Businesses in 61103
327 business establishments with 6,502 employees (ZIP Codes Business Patterns 2023).
- Health Care and Social Assistance: 43
- Retail Trade: 36
- Accommodation and Food Services: 35
- Manufacturing: 34
- Other Services (except Public Administration): 32
- Professional, Scientific, and Technical Services: 31
- Construction: 21
- Real Estate and Rental and Leasing: 19
EDDM carrier routes
See every USPS carrier route in 61103 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 61101 — Rockford city, IL (3 mi)
- 61115 — Machesney Park village, IL (3.6 mi)
- 61111 — Loves Park city, IL (4.3 mi)
- 61114 — Rockford city, IL (5.5 mi)
- 61107 — Rockford city, IL (5.8 mi)
- 61104 — Rockford city, IL (6.2 mi)
- 61108 — Rockford city, IL (7.3 mi)
- 61072 — Rockton village, IL (7.5 mi)
Areas that include 61103
- Rockford, IL ZIP codes — 9 ZIP codes
- Winnebago County ZIP codes — 22 ZIP codes
- Illinois ZIP code data
Where it ranks
- No. 2 of 19: highest share of residents who moved in during the past year in Winnebago County
- No. 5 of 8: highest median household income in Rockford, IL
- No. 5 of 8: highest median home value in Rockford, IL
- No. 2 of 8: highest share of residents who moved in during the past year in Rockford, IL
- No. 3 of 8: highest median age in Rockford, IL
- No. 5 of 8: fastest population growth in Rockford, IL
Mail every home in 61103
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 61103, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 61103 in?
- 61103 is a Rockford, IL mailing address. By land area, 34% lies inside Rockford and 2% lies inside Machesney Park; the rest is outside any Census-defined city or community.
- What county is 61103 in?
- 61103 is in Winnebago County.
- What is the population of 61103?
- About 22,869 people (±1,383), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 23,294.
- What is the median household income in 61103?
- $51,161 (±$5,255), compared with $83,390 for Illinois as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 61103?
- EDDM2GO's stored route library does not include 61103 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 61103?
- The closest, measured center to center: 61101 (3 mi, Rockford), 61115 (3.6 mi, Machesney Park), 61111 (4.3 mi, Loves Park), 61114 (5.5 mi, Rockford), 61107 (5.8 mi, Rockford) and 61104 (6.2 mi, Rockford).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.