US ZIP Code
61233

Andover, IL

Henry County  ·  Illinois

● Active
👥 245 Population
💰 $66,146 Median HH Income
▼ 13% below avg
🎂 51.8 Median Age
🏠 $172,500 Median Home Value
▼ 38% below avg
🎓 26.6% College Grads
▼ 31% below avg
📊 6.7% Unemployment
▲ 37% above avg
ZIP Code Details
ZIP Code61233
CityAndover
StateIllinois (IL)
CountyHenry County
Area Code309/861
Elevation776 ft
Latitude41.294676
Longitude-90.291318
TimezoneChicago (DST)
FIPS17073
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 54.3% (133) Female 45.7% (112) ♀

Race & Ethnicity

White: 86.1%Hispanic: 4.9%Other: 9%Race
White86.1%
Hispanic4.9%
Other9.0%

Age Breakdown

Under 5
2%
5–17
18%
18–24
3%
25–44
15%
45–64
36%
65+
9%

Key Indicators

Median Age51.8 yrs
Avg Household Size2.29
Below Poverty4.5% ▼ 55% below avg
College Grads26.6% ▼ 31% below avg
Unemployment6.7% ▲ 37% above avg
No HS Diploma5 (2.6%)
HS Graduate79 (41.8%)
Some College27 (14.3%)
Associates29 (15.3%)
Bachelors24 (12.7%)
Graduate Degree25 (13.2%)

Education

No HS: 2.6%HS Grad: 41.8%Some College: 14.3%Associates: 15.3%Bachelors: 12.7%Graduate: 13.2%Edu
No HS2.6%
HS Grad41.8%
Some College14.3%
Associates15.3%
Bachelors12.7%
Graduate13.2%
Housing & Income

Housing Tenure

Owner: 73.8%Renter: 26.2%Tenure
Owner73.8%
Renter26.2%

Home Value Distribution

$50k–100k
14%
$100k–150k
16%
$150k–200k
22%
$200k–300k
14%
$300k–500k
2%
Over $500k
33%

Financials

Median HH Income$66,146 ▼ 13% below avg
Median Home Value$172,500 ▼ 38% below avg
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$843/mo
Total Units107
Avg HH Size2.29

Income Distribution

Under $25k
18%
$25k–50k
14%
$50k–75k
35%
$75k–100k
5%
$100k–150k
12%
$150k–200k
15%
Employment & Commute

How People Get to Work

Drove Alone
95%
Work From Home
5%

Commute Time

Under 15 min
6%
15–30 min
49%
30–45 min
35%
Over 45 min
11%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
11%
1960s–1970s
13%
1980s–1990s
13%
2000+
62%

Summary

Total Units107
Owner Occupied73.8%
Renter Occupied26.2%
Avg HH Size2.29
Frequently Asked Questions
ZIP code 61233 is in Andover, IL, in Henry County.
ZIP code 61233 is located in Illinois (IL).
ZIP code 61233 is in Henry County, IL.
ZIP 61233 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 61233 is 245 people (ACS 2023).
The median household income in ZIP code 61233 is $66,146 (ACS 2023).
The median home value in ZIP 61233 is $172,500 (ACS 2023).
About ZIP Code 61233

ZIP code 61233 is located in Andover, Illinois, within Henry County. With a population of 245, this is a sparsely populated ZIP code with a mature community — the median age is 51.8 years. Economically, 61233 is a solidly middle-class ZIP code: the median household income of $66,146 is near the national average.

Real estate in ZIP code 61233 represents an affordable housing market. The median home value of $172,500 is below the national average. Renters can expect to pay around $843 per month in median rent. Homeownership is strong here — 73.8% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 61233 is primarily White (86.12%). Residents are moderately educated — 26.6% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 4.5%.

The unemployment rate in 61233 stands at 6.7%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 69%.

Overall, ZIP code 61233 in Andover, IL is characterized as solidly middle-class, moderately educated, a mature community, and predominantly owner-occupied. With 245 residents, a median household income of $66,146, and a median home value of $172,500, it offers a clear picture of life in this part of Illinois.