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Zip Code 62858 — Louisville, IL

ZIP Code 62858 is associated with Louisville, IL, in Clay County. The listed population estimate is 3,554; estimated density is 9.0 people per square mile. Among records with population estimates, it ranks #2 of 7 in Clay County and #541 of 1,390 in IL.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.812710, -88.493530)

Data MetricLocal Statistic
Postal / Zip Code62858
Primary CityLouisville
State / ProvinceIL
CountyClay
Total Population3,554
Population Density9.0 people/sq mi
TimezoneAmerica/Chicago

How 62858 Compares

MetricZIP 62858Clay County recordsIL records
Population estimate3,55414,241 (sum)12,694,745 (sum)
Population Density9.0 /sq mi----
County population rank#2 of 7----
State population rank#541 of 1,390----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IL

ZIP CodeCityDistancePopulation estimate
ZIP 62879Sailor Springs8.0 mi28
ZIP 62434Ingraham9.3 mi191
ZIP 62839Flora10.3 mi6,183
ZIP 62426Edgewood11.1 mi778
ZIP 62443Mason12.2 mi1,609

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →