Zip Code 62918 — Carterville, IL

ZIP Code 62918 is associated with Carterville, IL, in Williamson County. The listed population estimate is 10,658; estimated density is 109.7 people per square mile. Among records with population estimates, it ranks #3 of 12 in Williamson County and #356 of 1,390 in IL.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (37.785610, -89.086410)

Data MetricLocal Statistic
Postal / Zip Code62918
Primary CityCarterville
State / ProvinceIL
CountyWilliamson
Total Population10,658
Population Density109.7 people/sq mi
TimezoneAmerica/Chicago

How 62918 Compares

MetricZIP 62918Williamson County recordsIL records
Population estimate10,65867,368 (sum)12,694,745 (sum)
Population Density109.7 /sq mi----
County population rank#3 of 12----
State population rank#356 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 62921Colp1.2 mi233
ZIP 62915Cambria2.0 mi384
ZIP 62933Energy3.7 mi1,101
ZIP 62948Herrin4.1 mi12,758
ZIP 62949Hurst4.3 mi702

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 →