City
Hillside, NJ
Union County, New Jersey · Population 22,349 · 1 ZIP code
Population
22,349
Safety Score
50
50
Average
Livability
50
50
Average
Median Home Price
N/A
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About Hillside
Hillside is a city located in Union County, New Jersey. With a population of 22,349, it spans 1 ZIP code.