Hendrik-Ido-Ambacht is a town and municipality in the western Netherlands. It is located on the island of IJsselmonde, and borders with Zwijndrecht, Ridderkerk, and the Noord River. The jurisdiction of the municipality covers an area of 11.99 km² (4.63 mile²) of which 1.26 km² (0.49 mile²) is water. The municipality comprises no other population centres. Until 1855, the town was known as Hendrik-Ido-Schildmanskinderen-Ambacht en de Oostendam. Then it merged with Sandelingen-Ambacht and its full name for a period of time was said to be Hendrik-Ido-Oostendam-Schildmanskinderen-Groot-en-Klein-Sandelingen-Ambacht.