Union County, Florida Cities (2025)

4 cities

City
Rank
2025 Pop.
2020 Pop.
Change
Density
Area (mi²)
Type
Lake Butler118,35617,7001.08%1,61011.40 CDP
Lake Butler22,0371,9820.54%8642.36 City
Worthington Springs33963781.02%4130.96 Town
Raiford42292190.88%4200.55 Town

Union County Cities Summary

Largest City

Lake Butler is the largest city in Union County, with a population of 18,356.

Smallest City

Raiford is the smallest city in Union County.

10 Largest Cities

There are 4 cities in Union County, Florida.