ʻIao Needle Lookout Trail and Ethnobotanical Loop
Hawaii hikers

**IMPORTANT PARK NOTICES**

⚠️ Always monitor weather reports and ocean conditions before your park visit. 

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[O’AHU] UPDATE 3/30/26

Kaʻena Point State Park, Mākua-Keawaʻula Section: CLOSED due to flooding and collapsed road on Farrington Highway.

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Kaʻena Point State Park, Mokulēʻia Section: CLOSED due to saturated and eroded roads.

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Ahupuaʻa O Kahana State Park and Camping REOPEN this weekend.

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[MAU’I] UPDATE 3/30/26

Waiʻānapanapa State Park : Currently CLOSED to parking, park entry, tent camping, camper van camping and all cabin reservations, anticipated REOPEN on March 31st.

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Polipoli Spring State Recreation Area: Polipoli cabins and camping areas are CLOSED until further notice.

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Iao Valley State Monument: Currently CLOSED until further notice. Parking and entry CLOSED until April 26.

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Kaumahina State Wayside CLOSED.

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[HAWAI’I] UPDATE 3/25/26

Akaka Falls State Park: Water and comfort station CLOSED, park open with portable toilets.

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Kiholo State Park Reserve: Road CLOSED to vehicles due to erosion until further notice, pedestrian access remains opened. Camping remains CLOSED.

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Lapakahi State Historical Park: CLOSED until further notice due to unsafe trails and water bars.

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[KAUAʻI] 3/24/26

Polihale State Park and camping is CLOSED until further notice due to mud and debris removal.

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Kalalau trail OPENED. 

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Pāʻulaʻula State Historic Site: CLOSED for construction.

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[MOLOKAʻI] 3/23/26

Palaʻau State Wayside and camping areas CLOSED for renovations until May 4.

ʻIao Needle Lookout Trail and Ethnobotanical Loop

UPDATE: 5/1/23 – ʻIao Valley State Monument has REOPENED.
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*Advance reservations are required for out-of-State residents. Reservations can be made at https://gostateparks.hawaii.gov.
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**Hawai‘i residents with a valid driver’s license or State ID, continue to get into all State Parks free of charge.

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    Trail Length 0.6 miles
    Activity Pedestrian
    Difficulty Easy
    Terrain Wet Valley
    Elevation Gain 200 ft
    Park Name ‘Iao Valley State Monument

    Description

    A paved walking trail provides a scenic viewpoint of Kuka’emoku (‘Iao Needle), an erosional feature which rises 1200 feet from the valley floor. A short paved loop trail meanders though an ethnobotanical garden adjacent to ‘Iao stream.

    Route

    Trail begins just beyond the park restroom and interpretive signs. The path crosses a bridge over the stream and climbs to the lookout point, where a small shelter is nestled.

    Directions

    End of ‘Iao Valley Road (Highway 32), ‘Iao Valley.

    Additional Info

    • Mountain biking is not allowed on this trail.
    • Stay on the trail.
    • No dogs allowed on this trail.