Flat Rock ZIP Codes Lookup

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62427
Flat Rock, Illinois
Flat Rock County · United States
ZIP Code
Population
39,390
Med. Income
$77,600
Complete ZIP Code Details
ZIP Code62427
CityFlat Rock
StateIllinois (IL)
CountyFlat Rock County
Coordinates38.9096000, -87.6837000
Population39,390
Median Household Income$77,600
Median Home Value$179,000
Unemployment Rate7.8%
ZIP TypeSTANDARD
CountryUnited States

About 62427 - Flat Rock, Illinois

The ZIP code 62427 of Flat Rock falls within Illinois, the United States - a mid-sized area by population. It sits within Flat Rock County.

Census data puts the population of this ZIP code at 39,390 residents. That's noticeably above the average for a Illinois ZIP code, which sits near 22,656 people.

Median household income is about $77,600 (near the Illinois average).

This ZIP code sits alongside neighboring areas like Edwardsville, Rochelle, Champaign within Illinois.

62427 vs. Illinois Average
Population Share vs. Nearby ZIP Codes
Frequently Asked Questions
What is the ZIP code for Flat Rock?

The ZIP code for Flat Rock, Illinois is 62427.

What county is 62427 located in?

62427 is located in Flat Rock County, Illinois.

What is the population of 62427?

The population of 62427 (Flat Rock) is approximately 39,390 people.

Is 62427 bigger or smaller than a typical Illinois ZIP code?

62427 is more populated than the typical Illinois ZIP code, which averages around 22,656 people.

What are the ZIP code codes near 62427?

ZIP code codes near 62427 include 62025, 61068, 61822.