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Onau

Ghost town · Maui County, Hawaii

Makena quadrangle, USGS topographic map (1954, 1:24,000)
Makena quadrangle, USGS topographic map (1954, 1:24,000) · U.S. Geological Survey, Historical Topographic Map Collection · Public domain

Onau is a ghost town in Maui County, Hawaii. It is one of 52 former communities in Maui County on the federal names register. No county in Hawaii has more among the 5 Hawaii counties with a vanished settlement on record.

The U.S. Geological Survey lists Onau as a historical populated place on the Makena topographic quadrangle: the name is no longer in official use for a community, whether the settlement was abandoned, absorbed into a neighbouring town or renamed. The recorded location is 20.6167° N, 156.4333° W.

Key facts

USGS quadrangleMakena
Nearest living townMakena, HI
Distance to it0.6 miles
GNIS feature ID2649880
Coordinates20.61667, -156.43333

Open the location on a map

What's there now

Onau is no longer a community in its own right. The nearest living town is Makena, HI (population 118), about 0.6 miles away in a straight line. Much of the land around former townsites is private; check access before you visit.

Nearby places

Questions

Where is Onau?

Onau is in Maui County, Hawaii, at 20.6167, -156.4333.

How many ghost towns are in Maui County?

Maui County, Hawaii has 52 ghost towns on record at Wayfarrow.

Sources and licences

Facts marked "approximately" carry an uncertain date in the source. Text on this page is generated from the sources above; no encyclopedia prose is copied. Last updated 2026-11-05.