There are 4 zip codes in Union County, Florida. The most populated is 32054, located in Lake Butler. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
3205412,598Lake Butler
320832,392Raiford
320262,269Raiford
32697185Worthington Springs

Zip Codes in Union County, Florida by Population (2024)