Home > IL > McDonough County > Colchester > Zip 62326

Zip Code 62326 — Colchester, IL

ZIP Code 62326 is associated with Colchester, IL, in McDonough County. The listed population estimate is 2,236; estimated density is 11.2 people per square mile. Among records with population estimates, it ranks #3 of 10 in McDonough County and #637 of 1,390 in IL.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.422480, -90.815010)

Data MetricLocal Statistic
Postal / Zip Code62326
Primary CityColchester
State / ProvinceIL
CountyMcDonough
Total Population2,236
Population Density11.2 people/sq mi
TimezoneAmerica/Chicago

How 62326 Compares

MetricZIP 62326McDonough County recordsIL records
Population estimate2,23626,254 (sum)12,694,745 (sum)
Population Density11.2 /sq mi----
County population rank#3 of 10----
State population rank#637 of 1,390----

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

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ZIP CodeCityDistancePopulation estimate
ZIP 62374Tennessee5.1 mi216
ZIP 62367Plymouth8.7 mi1,294
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ZIP 61420Blandinsville9.2 mi968
ZIP 61475Sciota12.5 mi180

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 →