Grantham Vicarage, Church Street.
1789, which he rebuilt.

Barkston Rectory, Lincolnshire.
1801.

In 181 he prepared plans for a Prison at Grantham, but it is not clear if it was built.

Lincoln Race Stand c.1818.
Langwith was the architect and contractor for the Race Stand This was replaced by the existing Race Stand of 1897 by William Mortimer
Grantham Vicarage, Church Street. 1789, which he rebuilt.
Barkston Rectory, Lincolnshire. 1801.
In 181 he prepared plans for a Prison at Grantham, but it is not clear if it was built.
Lincoln Race Stand c.1818. Langwith was the architect and contractor for the Race Stand This was replaced by the existing Race Stand of 1897 by William Mortimer
John Langwith Jr.