The highway hugging the coastline near grassy sea cliffs

The Guide · The Back Road

The back road: the loop with fine print.

Emptier, wilder, and occasionally unpaved — the south-side return is a real option with real asterisks. Read before you commit a rental to it.

Photo: Alexis Anglin · Unsplash

What it actually is

Instead of retracing the classic route, the “back road” continues past Kīpahulu around Maui’s dry south side — through Kaupō, past ranchland and lava fields, eventually rejoining civilization upcountry. The scenery flips from rainforest to raw, wide-open desolation, traffic thins to nearly nothing, and stretches of the road run narrow, rough, and partly unpaved.

The fine print that decides it

First, the current reality: this stretch is presently CLOSED on weekdays from 8:00am to 3:30pm and open around the clock only on weekends — and a normal Hana day puts you here mid-afternoon, squarely inside the closed window. Check our road-status page before even considering the loop; for now, the front-way out-and-back is the recommendation, not just the default.

Then the standing checks. One: your rental agreement — some contracts specifically exclude this road, which means damage out here is your bill. Read yours, not a forum post about someone else’s. Two: weather and recent conditions — rough sections get rougher after storms. Three: your fuel and daylight — services out here round to zero, and the Kaupō Store’s hours are an adventure of their own. All clear on every count, on a weekend, with daylight to spare? The loop rewards you. Anything missing? The classic route home is the right answer, not the consolation prize.

If you loop it

Top up fuel in Hana, snack up, download the offline maps, and take it slow — the potholes are honest about themselves. The payoff is a Maui most visitors never see: Kaupō’s vast emptiness, Haleakalā’s southern flank, and the peculiar joy of a famous island with nobody on it.

Straight answers

Take the whole plan with you.

The Glovebox Copy — every stop, marker, and fee on printable paper. Free.

Download the offline map