Counties in the Texas Constitution

Eras of County Creation in Texas, 1835-1921

County map.

The geographic requirements for the creation of Texas counties outlined in the Constitution of 1876 (Art.9) led to the creation of counties with regular – often square – shapes across the state's western frontier.

Source: A list of Texas counties by date of creation was compiled from various online sources notably, accessed June 3, 2003. Also consulted were the lists at,, and /counties/state.cfm&statecode=tx.