Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/IL/CERRO-GORDO

Cerro Gordo ZIP code, Illinois

The ZIP code for Cerro Gordo, IL is 61818, and its area code is 217.

USPS city name
1 ZIP code
Population
1,349
Area code
217

Cerro Gordo in numbers

About 1,349 people live in Cerro Gordo, in 518 households. The median household income is $77,857 a year, 7% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $109,200 (59% below the Illinois median), and median gross rent is $846 a month. The median age is 35.9; 19.1% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 22 minutes.

Population1,349Cerro Gordo1,349
Households518Cerro Gordo518
Median age35.9Cerro Gordo35.9Illinois39.0US 38.9
Median household income$77,857Cerro Gordo$77,857Illinois$83,390US $80,734
Median home value$109,200Cerro Gordo$109,200Illinois$263,300US $332,700
Median gross rent$846Cerro Gordo$846Illinois$1,274US $1,413
Bachelor's degree or higher19.1%Cerro Gordo19.1%Illinois37.8%US 35.7%
Mean commute21.5 minCerro Gordo21.5 minIllinois27.8 minUS 26.4 min
Population density1,850 / sq miCerro Gordo1,850 / sq mi

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

ZIP codes addressed as Cerro Gordo

ZIP codes with the USPS city name Cerro Gordo
ZIP City Type Population Median income Median home
61818 Cerro Gordo , IL Standard 1,560 $84,375 $116,100

Map of Cerro Gordo ZIP codes

61818

The ZIP codes of Cerro Gordo, 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 Cerro Gordo

The nearest larger towns are Long Creek (1,392 people, 8.3 mi), Bement (1,792 people, 8.9 mi) and Mount Zion (5,660 people, 11 mi).

Towns near Cerro Gordo
TownPopulationDistance
Mount Zion 5,660 10.8 mi
Decatur 69,815 10.8 mi
Forsyth 3,502 12.4 mi
Monticello 6,304 13.1 mi
Sullivan 4,348 21.4 mi
Clinton 6,985 21.5 mi
Tuscola 4,808 25.2 mi
Tolono 3,566 26.0 mi
Arcola 2,892 27.1 mi
Mahomet 10,049 27.7 mi
Savoy 8,968 28.0 mi
Champaign 89,996 28.9 mi

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

Cite this page

zipcodes.pro. “Cerro Gordo, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/cerro-gordo

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