Alachua County, Florida

County seat: Gainesville · Population 290,028 (2025) · 876 sq mi

Alachua County is the 24th most populous of Florida's 67 counties, with 290,028 people (2025 estimate). Its county seat is Gainesville. It is part of the North Central Florida region, one of the 10 Florida regional planning council regions. The map shows its 9 cities and towns and the 7 neighboring counties.

Map of Alachua County, Florida with cities, towns and the county boundary
Alachua County, Florida with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

Alachua County facts

County seat
Gainesville
Population (2025 estimate)
290,028 +4.2% since 2020
Land area
876 sq mi 22nd largest of 67
Water area
93 sq mi
Population density
331 per sq mi
Established
1824
Largest city
Gainesville 148,671
Median household income
$61,949
Cities and towns
9
ZIP codes
24
Time zone
Eastern
FIPS code
12001

Cities and towns in Alachua County

Alachua County has 9 incorporated cities, towns and villages. Populations count the people living inside Alachua County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Gainesville (county seat)City148,671
AlachuaCity10,612
NewberryCity8,618
High SpringsCity6,762
HawthorneCity1,505
ArcherCity1,159
WaldoCity814
MicanopyTown653
La CrosseTown323

ZIP codes in Alachua County

24 ZIP codes reach into Alachua County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Alachua County, 2020–2025

Alachua County grew by 11,550 people (+4.2%) between April 2020 and July 2025: 1,208 more births than deaths and a net gain of 10,433 people from migration.

Year (July 1)Population
2020279,767
2021281,889
2022284,908
2023287,873
2024289,446
2025290,028

Neighboring counties

Printable Alachua County map

The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.

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Sources

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