Where is Henderson County?

5 Henderson Counties in 5 states · 289,727 people (2025)

There are 5 counties named Henderson County in the United States, in Illinois, Kentucky, North Carolina, Tennessee and Texas. The most populous is Henderson County, North Carolina (county seat: Hendersonville), with 122,375 people in 2025. 2 of them are named after Richard Henderson, American jurist (1734-1785).

Map of the United States showing where all 5 Henderson Counties are, labeled by state
Every Henderson 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 5 Henderson Counties

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

StateCounty seatPopulation 2025Land area (sq mi)EstablishedNamed after
Henderson County, IllinoisOquawka5,9843791841Richard Henderson
Henderson County, KentuckyHenderson44,2554361798Richard Henderson
Henderson County, North CarolinaHendersonville122,3753731838Leonard Henderson
Henderson County, TennesseeLexington28,5185201821James Henderson
Henderson County, TexasAthens88,5958741846J. Pinckney Henderson

Questions about Henderson Counties

How many Henderson Counties are there?

There are 5 Henderson Counties in the United States, in Illinois, Kentucky, North Carolina, Tennessee and Texas.

Which Henderson County is the largest?

By population, Henderson County, North Carolina (122,375 people in 2025). By land area, Henderson County, Texas (874 sq mi).

Which Henderson County is the oldest?

Henderson County, Kentucky, established in 1798. The newest is Henderson County, Texas (1846).

Why are there so many Henderson Counties?

2 of the 5 are named after Richard Henderson, American jurist (1734-1785). Many counties took their names from the same founders, presidents and generals as new states were organized.

How do I find out which Henderson 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