Newell
- County:
- Butte County
- County Seat:
- No
- Area (mi²):
- 1.012
- State:
- South Dakota
Newell is a city located in Butte County, South Dakota. Newell has a 2026 population of 585. Newell is currently declining at a rate of -0.85% annually but its population has increased by 1.21% since the most recent census, which recorded a population of 578 in 2020.