Home > IL > Whiteside County > Deer Grove > Zip 61243

Zip Code 61243 — Deer Grove, IL

61243 is a ZIP Code associated with Deer Grove, IL, located within Whiteside. The postal region supports an estimated population of 155 residents across Data Pending housing units, with a population density of 2.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.618490, -89.678400)

Data MetricLocal Statistic
Postal / Zip Code61243
Primary CityDeer Grove
State / ProvinceIL
CountyWhiteside
Total Population155
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.3 people/sq mi
TimezoneAmerica/Chicago

How 61243 Compares

MetricZIP 61243Whiteside CountyIL State Average
Population15556,25012,694,745
Median IncomeData PendingN/AN/A
Population Density2.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61283Tampico6.0 mi1,269N/A
Zip 61376Walnut6.5 mi1,894N/A
Zip 61071Rock Falls7.5 mi13,581N/A
Zip 61042Harmon7.8 mi404N/A
Zip 61346New Bedford8.0 mi43N/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 →