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Routes
Hiking trails & Routes
San Luis Obispo County
Avila Beach

Ontario Ridge Trail

Moderate

5.0

(1)

8

hikers

Ontario Ridge Trail

02:36

7.26km

460m

Hiking

Embark on the Ontario Ridge Trail for a moderate hike that rewards you with expansive views of the Pacific Ocean and rugged coastline. This 4.5-mile (7.3 km) route involves a significant climb, gaining 1518 feet (463 metres) as you traverse terrain often surrounded by coastal sage. You can expect to…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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B

7.26 km

End point

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Way Types & Surfaces

Way Types

7.07 km

110 m

< 100 m

Surfaces

7.11 km

< 100 m

< 100 m

< 100 m

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Elevation

Elevation

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Today

Thursday 7 May

21°C

12°C

0 %

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Max wind speed: 25.0 km/h

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Frequently Asked Questions

How challenging is the Ontario Ridge Trail?

This trail is generally considered moderate to difficult due to significant elevation gain and steep sections. Hikers can expect to climb a 700-foot hill, with some parts being particularly steep and rutted. Sturdy hiking shoes are highly recommended, especially as sections can be slippery after rain or dusty in dry conditions. It offers a good workout.

What kind of views can I expect along the route?

The trail is renowned for its breathtaking panoramic views. As you ascend, you'll be treated to expansive vistas of the Pacific Ocean, the rugged coastline, Pirate's Cove, Avila Valley, San Luis Obispo, Shell Beach, and Pismo Beach. Sunsets are particularly spectacular, offering a 'million dollar view' behind Avila Beach. You'll also see coastal sage and, depending on your location, views of San Luis Obispo Bay and Highway 101.

Can I hike this as a loop, and what's the best way to do it?

Yes, the Ontario Ridge Trail can be hiked as a loop by connecting with the easier, paved Shell Beach Bluff Trail. Many hikers suggest doing the loop counterclockwise. This approach allows you to descend the steepest section rather than having to climb it, which can make for a more enjoyable experience.

Where are the main access points and parking for the trail?

You can start the trail from either the Shell Beach trailhead or Cave Landing in Avila Beach. Parking can be limited, especially near Pirate's Cove, so it's often recommended to arrive early to secure a spot.

Is the Ontario Ridge Trail dog-friendly?

Yes, the trail is suitable for dogs, making it a great option for hiking with your canine companion.

What is the best time of year to hike the Ontario Ridge Trail?

While the trail can be hiked year-round, consider the weather. It offers little shade, so sunny days can be hot and dusty. After rain, sections can be slippery. Spring and fall often provide more moderate temperatures and clearer views. Sunsets are particularly highlighted as offering a 'million dollar view' behind Avila Beach.

Are there any permits or fees required to hike here?

Based on available information, there are no specific permits or entrance fees required to hike the Ontario Ridge Trail.

Are there any unique features or photo opportunities along the trail?

Beyond the stunning views, a popular and unique photo opportunity exists at the top of the ridge: a hidden swing near the T-Mobile towers. This spot offers a memorable backdrop for pictures.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the California Mission Trail - stage 09 Mission La Purisima Concepcion to Mission San Luis Obispo, the Sycamore Crest Trail, and Cave Landing Road.

What should I bring for a hike on this trail?

Given the rugged and steep terrain, sturdy hiking shoes are essential. Since there's little shade, bring plenty of water, sun protection (hat, sunscreen), and snacks. If hiking after rain, be prepared for slippery sections. A camera is also a good idea for the panoramic views.

What kind of wildlife or plants might I see?

The trail traverses areas surrounded by coastal sage, contributing to the local ecosystem. The area also offers opportunities for general wildlife viewing and birdwatching.

Nearby routes

Moderate

5.0

50

Montaña de Oro Bluff Trail

03:57h

14.5km

210m

Trail Reviews

scott slieter
September 20, 2023, Ontario Ridge out and back

Take the access trail from parking instead of walking on road

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