Southend Pier is a major landmark in Southend - on - Sea . Extending 1.34 miles ( 2.16 km ) into the Thames Estuary , it is the longest pleasure pier in the world . Sir John Betjeman once said that `` the Pier is Southend , Southend is the Pier '' . The pier is a Grade II listed building .

Question: what is the longest pier in the uk
Answer: Southend Pier