Dallas
- County:
- Gregory County
- County Seat:
- No
- Area (mi²):
- 0.507
- State:
- South Dakota
Dallas is a town located in Gregory County, South Dakota. Dallas has a 2026 population of 86. Dallas is currently growing at a rate of 1.18% annually but its population has decreased by -1.15% since the most recent census, which recorded a population of 87 in 2020.
The median household income in Dallas is $63,333 with a poverty rate of 13.73%. The median age in Dallas is 48.6 years: 48.9 years for males, and 37.4 years for females. For every 100 females there are 100.0 males.