[1] It is on the eastern side of the peninsula next to the Pacific Ocean and 7 km off New Zealand State Highway 1, 66 km south of Cape Reinga and 10 km north of Houhora.
A gravel road connects the bay to the highway.
It has consistent surf, with the beach and reef both having left and right hand breaks, however submerged rocks are a hazard.
[3] There is evidence that New Zealand's biggest tsunami took place at Henderson Bay between 1450 and 1480AD, leaving deposits more than 30 metres above sea level and reaching about a kilometre inland from the coast.
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