
Tishomingo
- County:
- Johnston County
- County Seat:
- Yes
- Area (mi²):
- 5.276
- State:
- Oklahoma
Tishomingo is a city located in Johnston County, Oklahoma. Tishomingo has a 2025 population of 3,038. It is also the county seat of .Tishomingo is currently declining at a rate of -0.39% annually and its population has decreased by -1.94% since the most recent census, which recorded a population of 3,098 in 2020.
The average household income in Tishomingo is $51,220 with a poverty rate of 31.17%. The median age in Tishomingo is 31 years: 27.3 years for males, and 35.9 years for females.