Florida Counties
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Florida Counties

There are sixty-seven counties in the state of Florida. In 1821, there were only two Counties in Florida: Escambia to the west and St. Johns to the east. From these two Counties were formed 67 today. Its last county was created in 1925 with the formation of Gilchrist County from a segment of Alachua County.

Union County, Florida

Union County Education, Geography, and HistoryUnion County, Florida Courthouse

Union County is a county located in the state of Florida, the smallest in the state. Based on the 2010 census, the population was 15,535. Union County was created on May 20, 1921 from Bradford County. The county seat is Lake Butler. This county is named for the area's residents united desire to split into a separate county.

Etymology - Origin of Union County Name

This county is named for the area's residents united desire to split into a separate county.


County QuickFacts: CensusBureau Quick Facts

Union County History

Union County was created in 1921 from part of Bradford County. The county is named to honor the concept of unity. Union County is the location of Union Correctional Institution and the Reception Medical Center (RMC). Union CI is a maximum-security prison and is home to part of Florida's Death Row. The death chamber is located at nearby Florida State Prison (FSP).

Geography: Land and Water

As reported by the Census Bureau, the county has a total area of 250 square miles (647 km2), of which 240 square miles (622 km2) are land and 9 square miles (24 km2, 3.77%) are water. In area, it is the smallest county in Florida.

Union county is located close to the center of Florida. The county is the smallest of Florida's 67 counties. Union county is bounded by Baker County on the north and by the natural boundaries of Olustee Creek, the Santa Fe River and the New River.

Neighboring Counties

Bordering counties are as follows:

  • Northeast: Baker County
  • Southeast: Bradford County
  • South: Alachua County
  • Northwest: Columbia County


Union County School District serves the county.

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