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zipcodes.pro — CITY/IL/ALEDO

Aledo ZIP code, Illinois

The ZIP code for Aledo, IL is 61231, and its area code is 309.

USPS city name
1 ZIP code
Population
3,668
Area code
309

Aledo in numbers

About 3,668 people live in Aledo, in 1,545 households. The median household income is $72,292 a year, 13% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $147,600 (44% below the Illinois median), and median gross rent is $806 a month. The median age is 38.4; 25.7% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 19 minutes.

Population3,668Aledo3,668
Households1,545Aledo1,545
Median age38.4Aledo38.4Illinois39.0US 38.9
Median household income$72,292Aledo$72,292Illinois$83,390US $80,734
Median home value$147,600Aledo$147,600Illinois$263,300US $332,700
Median gross rent$806Aledo$806Illinois$1,274US $1,413
Bachelor's degree or higher25.7%Aledo25.7%Illinois37.8%US 35.7%
Mean commute19.3 minAledo19.3 minIllinois27.8 minUS 26.4 min
Population density1,565 / sq miAledo1,565 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Aledo city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Aledo

ZIP codes with the USPS city name Aledo
ZIP City Type Population Median income Median home
61231 Aledo , IL Standard 4,962 $70,991 $147,600

Map of Aledo ZIP codes

61231

The ZIP codes of Aledo, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Aledo

The nearest larger towns are Milan (5,034 people, 19 mi), Monmouth (8,581 people, 20 mi) and Rock Island (36,151 people, 20 mi).

Towns near Aledo
TownPopulationDistance
Milan 5,034 18.9 mi
Monmouth 8,581 20.4 mi
Rock Island 36,151 20.5 mi
Muscatine, IA 23,489 22.6 mi
Coal Valley 4,229 23.0 mi
Moline 42,197 23.6 mi
Galesburg 29,481 25.8 mi
Davenport, IA 100,913 25.8 mi
Silvis 7,955 27.0 mi
Colona 5,139 28.7 mi
East Moline 20,904 29.0 mi
Bettendorf, IA 39,647 29.0 mi

More nearby: every ZIP code in Mercer County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Aledo, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/aledo

Underlying data is public domain or openly licensed — sources, vintages and licences.