Population of Waipahu, Hawaii as of January 2026. How many people live in Waipahu today?

USA / Hawaii / Waipahu

The exact population of Waipahu, Hawaii as of January 2026 is estimated at 43,485 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Waipahu.

Population of Waipahu, HI

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Check out more data on population in Hawaii:

Population of East Honolulu
Population of Kapolei
Population of Wahiawa
Population of Royal Kunia
Population of Nanakuli
Population of Makaha

This population of Waipahu HI is provided by US bureau of statistics.
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