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Hiking trails & Routes
Los Angeles County
San Dimas

Michael D. Antonovich Trail

Moderate

7

hikers

Michael D. Antonovich Trail

02:32

9.40km

110m

Hiking

The Michael D. Antonovich Trail offers a moderate 5.8-mile hike through shaded oak canyons with numerous stream crossings.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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B

9.40 km

End point

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Way Types & Surfaces

Way Types

8.44 km

965 m

Surfaces

8.65 km

730 m

< 100 m

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Elevation

Elevation

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Highest point (270 m)

Lowest point (160 m)

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Weather

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Saturday 23 May

26°C

14°C

0 %

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Max wind speed: 12.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the overall difficulty and terrain like on the Michael D. Antonovich Trail?

The trail is generally considered easy, often rated 1/5 or Class 1, making it suitable for a less strenuous outing. It features a predominantly short and level path after an initial semi-steep downhill section. You'll hike through dense, shaded oak canyons, woodlands, grasslands, and chaparral, with riparian corridors along Walnut Creek. Be prepared for numerous stream crossings, which might require waterproof shoes or rock-hopping, especially after rain.

Are dogs allowed on the trail?

Yes, the Michael D. Antonovich Trail is dog-friendly! Leashed pets are welcome to join you on your hike.

What is the best time of year to hike this trail?

Thanks to its well-shaded nature, the trail is a good option for hiking during warmer weather. However, the abundance of stream crossings is particularly significant after rains, which can add to the adventure. Spring offers wildflowers, while fall provides pleasant temperatures. Consider visiting outside of peak heat for the most comfortable experience.

Are there any permits or entrance fees required for the trail or Walnut Creek Community Regional Park?

There are typically no permits or entrance fees required to access the Michael D. Antonovich Trail or Walnut Creek Community Regional Park. It's generally open for public enjoyment.

Where can I park to access the trailhead?

While specific parking details aren't provided, trailheads for the Michael D. Antonovich Trail are generally accessible within Walnut Creek Community Regional Park. Look for designated parking areas near the park entrances or along adjacent roads in San Dimas. Arriving earlier in the day can help secure a spot, especially on weekends.

What kind of scenery and natural features can I expect to see?

You'll experience a scenic journey through a dense, shaded oak canyon, often feeling secluded despite its urban proximity. The trail features varied landscapes including oak and walnut woodlands, grasslands, chaparral, and riparian corridors along Walnut Creek. Depending on the section, you might also find open meadow-like areas with wildflowers. Views of the San Gabriel Mountains, San Fernando Valley, and other distant ranges are possible from higher points, like the Antonovich Oak Loop Trail.

Does the trail connect with other paths?

Yes, the Michael D. Antonovich Trail is part of a larger system. The route itself is primarily the Antonovich Trail, but it also intersects with sections of the Bonelli Park Long Loop and the Bonelli Trail, offering options for extending your hike or exploring different areas.

Is the Michael D. Antonovich Trail suitable for families with children?

Given its generally easy and shaded nature, the trail can be suitable for families. However, be mindful of the numerous stream crossings, which might be challenging for very young children or require extra care. The optional Antonovich Oak Loop Trail offers a 'nice little climb' for those seeking a bit more adventure.

What should I be aware of regarding wildlife or plants on the trail?

The trail winds through diverse ecosystems, so you might encounter various local wildlife. It's important to be aware that poison oak is present along the trail, so knowing how to identify and avoid it is crucial. Always stay on marked paths and observe wildlife from a distance.

Are there any specific viewpoints or landmarks along the route?

While the trail offers continuous scenic beauty, specific viewpoints include potential glimpses of the San Gabriel Mountains from the Antonovich Oak Loop Trail. You might also pass by the Buddhist Tzu Chi Foundation and horse stables, adding to the local character of the route.

Is there an optional loop or side trail I can take for a different experience?

Yes, the Antonovich Oak Loop Trail is an optional side loop that offers a 'nice little climb' and provides views of the San Gabriel Mountains. It's a good way to add a bit more challenge and different scenery to your hike.

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