Oʻahu trail guide · Central Oʻahu
Aiea Loop Trail
Plan Aiea Loop Trail with its official route map, difficulty, access details, weather, UV, rainfall, and estimated mud and water-flow conditions.
Trail facts
- Region: Central Oʻahu
- Difficulty: Easy to Moderate
- Length: 4.8 miles
- Elevation gain: 900 feet
- Managed by: Hawaiʻi DLNR — Division of State Parks
- Trail type: STANDARD
- Access status: VERIFY
Route orientation
Listed start: Upper eastern end of Keaīwa Heiau State Recreation Area park road. Listed end: Lower campground; follow the park road back to the trailhead. Confirm the actual route and return path with the land manager's current map.
Plan for the terrain
Recent rain can leave steps, roots and rock slick after skies clear. Consider heat, shade, footing and the return trip as well as the forecast.
The listed 4.8-mile length does not account for detours, rests or the time needed to return. Access has not been verified; confirm the current status with the land manager.
Check before you leave
- Read the latest National Weather Service forecast and alerts for the trail area.
- Confirm the manager’s current access and permit rules, including the intended entry point.
- Share your route and expected return time with someone, and choose a lower-exposure alternative if conditions change.
National Weather Service Honolulu · Hawaiʻi State Parks notices
Trail-specific official sources
Conditions note: Weather, mud and water-flow information are planning estimates, not safety ratings or official warnings. Read the observation time in the live trail view; no live reading is implied by this page.