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Whiteside County, Illinois ZIP code demographics

15 ZIP Code Tabulation Areas in Whiteside County, Illinois. The population-weighted median household income is about $72,081, the median home value about $146,989, and 78% of occupied homes are owner-occupied.

15
ZIP codes
73.2K
Population
53
Data points

Whiteside County at a glance

$72,081
Median household income
$146,989
Median home value
43.3
Median age
78%
Owner-occupied
34,036
Housing units

Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.

Top 5 Whiteside County ZIP codes by median household income
#ZIPCityPopulationHomeowner %Median HH $
161243Deer Grove15584.7%$148,309
261254Geneseo12,13583.8%$92,297
361250Erie2,78180.8%$84,688
461270Morrison6,91283.1%$80,867
56125137786.1%$79,464
Top 5 Whiteside County ZIP codes by population
#ZIPCityPopulationHomeowner %Median HH $
161081Coleta20,84472.8%$67,586
261071Nelson13,58175.8%$60,508
361254Geneseo12,13583.8%$92,297
461270Morrison6,91283.1%$80,867
561252Fulton5,43780.2%$59,861
Top 5 Whiteside County ZIP codes by Homeowner GDP
#ZIPCityPopulationHomeowner %Median HH $Homeowner GDP
161081Coleta20,84472.8%$67,586$437M
261254Geneseo12,13583.8%$92,297$378.2M
361071Nelson13,58175.8%$60,508$266.6M
461270Morrison6,91283.1%$80,867$182.8M
561252Fulton5,43780.2%$59,861$111.3M

Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.

Densest: 61037 (Galt) at 1,067 people/sq mi. Least dense: 61243 (Deer Grove) at 6 people/sq mi.

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