Westboro
- County:
- Atchison County
- County Seat:
- No
- Area (mi²):
- 0.253
- State:
- Missouri
Westboro is a city located in Atchison County, Missouri. Westboro has a 2026 population of 112. Westboro is currently growing at a rate of 0.9% annually but its population has decreased by -2.61% since the most recent census, which recorded a population of 115 in 2020.