The 2016 population, put at 44,580, divides by electoral ward into Belmont 4,900; Grantham Arnoldfield 4,666, Grantham Barrowby Gate 5,195, Grantham Earlsfield 6,557, Grantham Harrowby 4,770, Grantham St Vincent's 7,637, Grantham St Wulfram's 5,461, and Grantham Springfield 5,394.
