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Zip Code 61571 — Washington, IL

61571 is a ZIP Code associated with Washington, IL, located within Tazewell. The postal region supports an estimated population of 24,470 residents across Data Pending housing units, with a population density of 176.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.705060, -89.422940)

Data MetricLocal Statistic
Postal / Zip Code61571
Primary CityWashington
State / ProvinceIL
CountyTazewell
Total Population24,470
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density176.7 people/sq mi
TimezoneAmerica/Chicago

How 61571 Compares

MetricZIP 61571Tazewell CountyIL State Average
Population24,470136,38412,694,745
Median IncomeData PendingN/AN/A
Population Density176.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61611East Peoria5.9 mi24,040N/A
Zip 61550Morton6.6 mi18,792N/A
Zip 61548Metamora7.2 mi12,037N/A
Zip 61733Deer Creek7.2 mi984N/A
Zip 61603Peoria8.0 mi15,356N/A

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 →