Where is Orange County?

8 Orange Counties in 8 states · 5.4 million people (2025)

There are 8 counties named Orange County in the United States, in California, Florida, Indiana, New York, North Carolina, Texas, Vermont and Virginia. The most populous is Orange County, California (county seat: Santa Ana), with 3,149,507 people in 2025. 3 of them are named after orange, citrus fruit of the orange tree.

Map of the United States showing where all 8 Orange Counties are, labeled by state
Every Orange County in the United States (red), labeled with its state. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

All 8 Orange Counties

Sorted by state. Each link opens the county's map.

StateCounty seatPopulation 2025Land area (sq mi)EstablishedNamed after
Orange County, CaliforniaSanta Ana3,149,5077931889orange
Orange County, FloridaOrlando1,528,0029031824orange
Orange County, IndianaPaoli19,8343981816Orange County
Orange County, New YorkGoshen417,6698121683William III of England
Orange County, North CarolinaHillsborough152,4983981752William V, Prince of Orange
Orange County, TexasOrange86,2663341852orange
Orange County, VermontChelsea30,0026871781William III of England
Orange County, VirginiaOrange40,0833411734William III of England

Questions about Orange Counties

How many Orange Counties are there?

There are 8 Orange Counties in the United States, in California, Florida, Indiana, New York, North Carolina, Texas, Vermont and Virginia.

Which Orange County is the largest?

By population, Orange County, California (3,149,507 people in 2025). By land area, Orange County, Florida (903 sq mi).

Which Orange County is the oldest?

Orange County, New York, established in 1683. The newest is Orange County, California (1889).

Why are there so many Orange Counties?

3 of the 8 are named after orange, citrus fruit of the orange tree. Many counties took their names from the same founders, presidents and generals as new states were organized.

How do I find out which Orange County an address is in?

Open the county map of the state: it has a search box for cities, towns and ZIP codes. On a phone, the "what county am I in" tool on our sister site uses your location.

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Other common county names