Where is Franklin County?

24 Franklin Counties in 24 states · 2.4 million people (2025)

There are 24 counties named Franklin County in the United States, in Alabama, Arkansas, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Massachusetts, Mississippi, Missouri, Nebraska, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Texas, Vermont, Virginia and Washington. The most populous is Franklin County, Ohio (county seat: Columbus), with 1,361,536 people in 2025. 22 of them are named after Benjamin Franklin, American polymath and statesman (1706–1790).

Map of the United States showing where all 24 Franklin Counties are, labeled by state
Every Franklin 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 24 Franklin Counties

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

StateCounty seatPopulation 2025Land area (sq mi)EstablishedNamed after
Franklin County, AlabamaRussellville32,4496341818Benjamin Franklin
Franklin County, ArkansasCharleston, Ozark17,7256091837Benjamin Franklin
Franklin County, FloridaApalachicola13,0295451832Benjamin Franklin
Franklin County, GeorgiaCarnesville25,9482621784Benjamin Franklin
Franklin County, IdahoPreston15,8896631913Franklin D. Richards
Franklin County, IllinoisBenton36,9164091818Benjamin Franklin
Franklin County, IndianaBrookville23,2863841811Benjamin Franklin
Franklin County, IowaHampton9,8685821851Benjamin Franklin
Franklin County, KansasOttawa26,2995721855Benjamin Franklin
Franklin County, KentuckyFrankfort52,6492081794Benjamin Franklin
Franklin County, MaineFarmington30,8241,6971838Benjamin Franklin
Franklin County, MassachusettsGreenfield70,6986991811Benjamin Franklin
Franklin County, MississippiMeadville7,4915641809Benjamin Franklin
Franklin County, MissouriUnion108,0909231818Benjamin Franklin
Franklin County, NebraskaFranklin2,7955761867Benjamin Franklin
Franklin County, New YorkMalone46,5001,6291808Benjamin Franklin
Franklin County, North CarolinaLouisburg82,0374921779Benjamin Franklin
Franklin County, OhioColumbus1,361,5365321803Benjamin Franklin
Franklin County, PennsylvaniaChambersburg160,6527721784Benjamin Franklin
Franklin County, TennesseeWinchester45,5795551807Benjamin Franklin
Franklin County, TexasMount Vernon10,9942841875Benjamin Cromwell Franklin
Franklin County, VermontSaint Albans51,1776311792Benjamin Franklin
Franklin County, VirginiaRocky Mount55,5266911786Benjamin Franklin
Franklin County, WashingtonPasco102,6121,2421883Benjamin Franklin

Questions about Franklin Counties

How many Franklin Counties are there?

There are 24 Franklin Counties in the United States, in Alabama, Arkansas, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Massachusetts, Mississippi, Missouri, Nebraska, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Texas, Vermont, Virginia and Washington.

Which Franklin County is the largest?

By population, Franklin County, Ohio (1,361,536 people in 2025). By land area, Franklin County, Maine (1,697 sq mi).

Which Franklin County is the oldest?

Franklin County, North Carolina, established in 1779. The newest is Franklin County, Idaho (1913).

Why are there so many Franklin Counties?

22 of the 24 are named after Benjamin Franklin, American polymath and statesman (1706–1790). Many counties took their names from the same founders, presidents and generals as new states were organized.

How do I find out which Franklin 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