What city is ZIP code 61021?

ZIP code 61021 is in Dixon, IL (Lee County).

What county is ZIP code 61021 in?

ZIP code 61021 is mostly in Lee County, Illinois.

How many people live in ZIP code 61021?

About 22,308 people live in the 61021 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 61021

Dixon, IL, Lee County

Population

22,308

Land area

150.1sq mi

People per sq mi

149

City

Dixon

ZIP 61021 and nearby ZIP codes

Full map

ZIP 61021 at a glance

ZIP 61021 (Dixon) is 35% less dense than Illinois as a whole.
The median household income is $69,127, 17% below the Illinois median of $83,390.
A typical owner-occupied home is valued at $148,500 (44% below Illinois) and median rent is $879 a month.

Local data for ZIP 61021

Counts from official public data

Housing and community stats

ZIP 61021, American Community Survey 2020-2024

Full profile

Median household income

$69,127

Poverty rate

13.7%

Median home value

$148,500

Prices +10.2% in a year

Median rent

$879/mo

Homeownership

72.8%

Bachelor's or higher

21.1%

Median age

43.4

Average commute

21.3 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

493

ZIP Business Patterns 2023

Employees

8,506

$438M annual payroll

PPP loans

$53.2M

677 loans

Campaign donations

$37.9K

31% D, 29% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 61021, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: strong wind

Storm events since 1996

471

Countywide, mostly thunderstorm wind

Flood insurance policies

0.6% of homes, county

July high / Jan low

83° / 14°F

40.5 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 61021, CDC PLACES estimates

All 40 measures

Obesity

40.0%

U.S. 33.3% +6.7 pts

Diabetes

13.0%

U.S. 12.1% +0.9 pts

Smoking

16.1%

U.S. 12.8% +3.3 pts

Uninsured (18-64)

9.6%

U.S. 11.1% -1.5 pts

Frequently asked questions

What city is ZIP code 61021?: ZIP code 61021 is in Dixon, IL (Lee County).
What county is ZIP code 61021 in?: ZIP code 61021 is mostly in Lee County, Illinois.
How many people live in ZIP code 61021?: About 22,308 people live in the 61021 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.