The central zone is the most visited of the Sukhothai Historical Park. The zone contains the remains of old Sukhothai, a rectangular town surrounded by multiple walls and moats.
The area is contains 21 structures set in a well kept park like setting with several lotus flower filled ponds. Contained in the central zone are ancient structures some of which pre date the Sukhothai era, active temples, the Ramkhamhaeng National Museum and the King Ramkhamhaeng monument.
Four gates in the city walls provided access to old Sukhothai town; Or gate (West), Namo gate (South), Kamphaeng Hak gate (East) and Sanluang gate (North).