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Eaton Canyon Trail – Henninger Flats loop from Altadena

Routes

Running trails & routes

Eaton Canyon Trail – Henninger Flats loop from Altadena

Hard

4.7

(5401)

12,119

runners

Eaton Canyon Trail – Henninger Flats loop from Altadena

04:08

28.5km

1,290m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 4, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Angeles National Forest

Waypoints

Start point

Parking

Get Directions

2.67 km

Eaton Canyon Trail

Highlight (Segment) • Trail

The Eaton Canyon Trails are wide and non-technical. There is sporadic shade and since the trail follows the creek, there are places to sit by the water to escape the heat.

Tip by

4.62 km

LA County Open Space

Nature Reserve

6.83 km

Henninger Flats

Highlight • Viewpoint

Henninger Flats sits along the road with views of Altadena. You’ll pass by it while climbing the Mt. Wilson Toll Road and can take a moment to catch your breath …

Tip by

9.10 km

LA County Fire Open Space

Nature Reserve

20.8 km

Mt. Lowe Observatory Ruins and View

Highlight • Historical Site

A series of disasters has eroded the properties in this area. In 1900, a kitchen fire destroyed the main house, and in 1905, another fire consumed the remaining structures. From …

Tip by

28.5 km

End point

Parking

Way Types & Surfaces

Way Types

18.1 km

4.73 km

3.99 km

1.24 km

406 m

Surfaces

18.3 km

3.96 km

3.80 km

1.41 km

392 m

310 m

267 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,370 m)

Lowest point (330 m)

Weather

Today

Tuesday 1 September

27°C

17°C

0 %

Additional weather tips

Max wind speed: 10.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Eaton Canyon Trail – Henninger Flats loop from Altadena

Eaton Canyon Trail

Henninger Flats

Mt. Lowe Observatory Ruins and View

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