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/FORSYTH

Forsyth ZIP code, Illinois

The ZIP code for Forsyth, IL is 62535, and its area codes are 217 and 447.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
3,502
Area codes
217, 447

NANPA lists no telephone rate centre for Forsyth itself, so these are the area codes of the nearest one, Decatur (2.1 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Forsyth uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Forsyth in numbers

About 3,502 people live in Forsyth, in 1,252 households. The median household income is $112,000 a year, 34% above the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $281,000 (7% above the Illinois median), and median gross rent is $1,222 a month. The median age is 41.6; 59.3% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 18 minutes.

Population3,502Forsyth3,502
Households1,252Forsyth1,252
Median age41.6Forsyth41.6Illinois39.0US 38.9
Median household income$112,000Forsyth$112,000Illinois$83,390US $80,734
Median home value$281,000Forsyth$281,000Illinois$263,300US $332,700
Median gross rent$1,222Forsyth$1,222Illinois$1,274US $1,413
Bachelor's degree or higher59.3%Forsyth59.3%Illinois37.8%US 35.7%
Mean commute17.7 minForsyth17.7 minIllinois27.8 minUS 26.4 min
Population density1,131 / sq miForsyth1,131 / sq mi

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

ZIP codes addressed as Forsyth

ZIP codes with the USPS city name Forsyth
ZIP City Type Population Median income Median home
62535 Forsyth , IL Standard 3,502 $112,000 $281,000

Other ZIP codes overlapping Forsyth

These ZIP codes cover part of Forsyth but are addressed as somewhere else.

ZIP codes overlapping Forsyth
ZIP City Type Population Median income Median home
62526 Decatur , IL Standard 30,483 $49,062 $95,100

Map of Forsyth ZIP codes

The ZIP codes of Forsyth, 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 Forsyth

The nearest larger towns are Decatur (69,815 people, 5.1 mi), Mount Zion (5,660 people, 11 mi) and Clinton (6,985 people, 15 mi).

Towns near Forsyth
TownPopulationDistance
Decatur 69,815 5.1 mi
Mount Zion 5,660 10.7 mi
Clinton 6,985 15.3 mi
Monticello 6,304 21.9 mi
Lincoln 13,281 26.5 mi
Heyworth 2,573 26.9 mi
Sullivan 4,348 29.6 mi

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

Cite this page

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

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