The Witham to Maldon branch line is a closed railway line joining Maldon to the British railway network at Witham in Essex, England. It was opened in 1848 and was 5+3⁄4 miles (9 km) long. It was extended to Woodham Ferris to give direct access to Southend-on-Sea, but that extension was not commercially successful.

Maldon is a town and civil parish on the Blackwater estuary in Essex, England. It is the seat of the Maldon District and starting point of the Chelmer and Blackwater Navigation. It is known for Maldon Sea Salt which is produced in the area.