Sadler
- County:
- Grayson County
- County Seat:
- No
- Area (mi²):
- 1.057
- State:
- Texas
Sadler is a city located in Grayson County, Texas. Sadler has a 2026 population of 366. Sadler is currently declining at a rate of -0.81% annually and its population has decreased by -1.35% since the most recent census, which recorded a population of 371 in 2020.