Finkin Street Chapel is a Grade II[1][2] listed building in Grantham, Lincolnshire.

The Wesleyan Methodist chapel was built in 1840 and was the childhood church of Margaret Thatcher, former Prime Minister of the United Kingdom.

[3][4] The chapel has a lectern dedicated to Thatcher's father, Alfred Roberts, who was a local preacher there.

[4] In 2008, the congregation of the Central Methodist Church, Finkin Street joined with the congregation of St Peter's Hill United Reformed Church in Castlegate to form a local ecumenical partnership, ChristChurch Grantham.

[5] The congregation meeting weekly in the chapel is now known as ChristChurch.