Boston Borough Council in Lincolnshire, England is elected every four years. Since the last boundary changes in 2015, 30 councillors are elected from 15 wards.
width=32 | width=90 | Overall control | width=87 align="center" | Conservative | width=87 align="center" | Labour | width=87 align="center" | Lib Dems | width=87 align="center" | UKIP | width=87 align="center" | English Democrats | width=87 align="center" | Boston Bypass Independents | width=87 align="center" | Boston Independent | width=87 align="center" | Independent | |||||||||
2023 | Boston Independent | 5 | 0 | 1 | 0 | 0 | 0 | 24 | 0 | ||||||||||||||||||
2019 | Conservative | 16 | 2 | 0 | 1 | 0 | 0 | 0 | 11 | ||||||||||||||||||
2015 | NOC | 13 | 2 | 0 | 13 | 0 | 0 | 0 | 2 | ||||||||||||||||||
2011 | Conservative | 19 | 3 | 0 | 0 | 2 | 4 | 0 | 4 | ||||||||||||||||||
2007 | Boston Bypass Independents | 5 | 0 | 0 | 0 | 0 | 25 | 0 | 2 | ||||||||||||||||||
2003 | NOC | 12 | 11 | 4 | 0 | 0 | 0 | 0 | 5 |