About hiking in Hawaii County

Hawaii County, Hawaii has 90 named trails tagged for hiking, covering 306 miles, an average of 3.4 miles each. The longest is Ala Kahakai National Historic Trail, at 51.7 miles. 15 run 5 miles or longer.

What the hiking trails in Hawaii County are like

By length, 39 are under a mile, 36 run 1 to 5 miles, and 15 are 5 miles or longer. 3 are loops, ending where they start; the longest is The Streamside Trail of Waimea, at 2.3 miles.

Of the 89 with measured elevation, Kahinahina Road (R-1) climbs the most, about 9,886 ft, and 7 gain 1,000 ft or more.

All 90 hiking trails, longest first

Ala Kahakai National Historic TrailHike51.7 mi Kahinahina Road (R-1)HikeMTB35.9 mi Crater Rim TrailHike17.9 mi Mauna Loa TrailHike15.7 mi Kaʻu Desert TrailHike12.4 mi Ainapo TrailHike10.7 mi Puna Coast TrailHike9.3 mi Kaʻaha TrailHike7.6 mi Mauna Kea-Umikoa TrailHike7.4 mi Puu Oo Horse TrailHike7.1 mi Hilina Pali TrailHike7.0 mi Keauhou TrailHike6.8 mi Mauna Loa Summit TrailHike5.8 mi King's Highway Foot TrailHike5.6 mi Mauna Iki TrailHike5.3 mi Nāpau Crater TrailHike4.8 mi Mauna Kea–Humuʻula TrailHike4.8 mi Kona TrailHike3.9 mi Old Mamalahoa HighwayHikeMTB3.6 mi Kahaualeʻa trailHike3.5 mi Fisherman trailHike3.4 mi Nāulu TrailHike3.2 mi Kalapana TrailHike3.0 mi R-6HikeMTB2.8 mi Kings Highway Foot TrailHike2.5 mi Puna TrailHike2.3 mi The Streamside Trail of WaimeaHike2.3 mi Perimeter Horse TrailHike2.3 mi Pit Crater TrailHike2.1 mi Cabin TrailHike2.1 mi Manuka Natural Area Reserve Nature TrailHike2.1 mi Kīlauea Iki TrailHike2.1 mi Kāheawai TrailHike2.0 mi Kiholo-Puako TrailHikeMTB2.0 mi MāmalahoaHike2.0 mi Footprints TrailHike2.0 mi Captain Cook Monument TrailHike2.0 mi Palm TrailHikeMTB1.8 mi ʻŌhiʻa TrailHike1.8 mi Pu‘u ‘O‘o Horse TrailHike1.8 mi Makalawena Beach 4x4 RoadHikeMTB1.7 mi Old RR GradeHike1.6 mi Kaʻaha-Hilina ConnectorHike1.6 mi Puʻu Huluhulu TrailHike1.6 mi Kaumana TrailHike1.5 mi Pu'u o Lokuana TrailHike1.5 mi Old Gout RoadHike1.4 mi Pipeline TrailHike1.3 mi Makalawena Beach TrailHike1.3 mi Halapē TrailHike1.2 mi Kīpuka Puaulu TrailHike1.0 mi Crosstown TrailHike1.0 mi Gulch Rim TrailHikeMTB0.9 mi Byron Ledge TrailHike0.9 mi Ala Mauka MakaiHike0.7 mi Ala Hu'ehu'eHike0.7 mi Puʻu Loa Petroglyphs TrailHike0.7 mi Native Forest Nature TrailHike0.7 mi Kainaliu Beach TrailHike0.6 mi Puʻuwaʻawaʻa Hiking Path South AccessHike0.6 mi Petroglyph TrailHike0.6 mi Ala Kahakai National Historic Trail (1871 Trail)Hike0.6 mi Walua TrailHikeMTB0.6 mi Maulua TrailHike0.6 mi Lower Jurassic TrailHike0.5 mi Devastation TrailHike0.5 mi Ala KahakaiHike0.5 mi Lower Lake Waiau TrailHike0.5 mi Upper Jurassic TrailHike0.5 mi Halemaʻumaʻu TrailHike0.5 mi Blue Gum LaneHikeMTB0.5 mi Walua Road/Honl's BeachHike0.5 mi Onomea Bay TrailHike0.4 mi Pololu Valley TrailHike0.4 mi Black Sand Beach TrailHike0.4 mi Ala Kahaki TrailHike0.3 mi Awini TrailHike0.3 mi Coastal TrailHike0.3 mi Kaulana Manu Nature TrailHike0.3 mi ʻIliahi TrailHike0.3 mi Ironwood LaneHike0.2 mi Lava Tube TrailHike0.2 mi Robusta LaneHike0.2 mi Silk Oak LaneHike0.2 mi Keauhou Campsite AccessHike0.2 mi Lower Lake WaiauHike0.2 mi Puʻuhonua TrailHike0.2 mi Byron Ledge SpurHike0.1 mi Kiholo-Huehue TrailHike0.1 mi 17-4054 Kapalai RoadHike0.1 mi

← All Hawaii County trails

Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt October 4, 2026.