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Hiking trails & Routes
United States
California
San Diego County
Encinitas

Rios Avenue and Gemma Parks Loop Trail

Easy

3.5

(2)

89

hikers

Rios Avenue and Gemma Parks Loop Trail

01:49

6.87km

60m

Hiking

Hike the easy 4.3-mile Rios Avenue and Gemma Parks Loop Trail through coastal wetlands with lagoon views and great birdwatching.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

170 m

San Elijo Lagoon Ecological Reserve

Highlight • Natural

The San Elijo Lagoon is one of the largest coastal wetlands in County San Diego. There is a visitor center and some well laid out trails through the lagoon. The …

Translated by Google •

Tip by

2

3.81 km

Looking over the Preserve you get nice views of the Pacific Ocean. Mornings often get a marine layer that can obstruct view but by afternoon it can be nice and sunny, don't forget sun protection while hiking!

Tip by

3

3.89 km

Annie's Canyon

Highlight • Canyon

Annie's Canyon is a sandstone slot canyon that stands out for its uniqueness, featuring a ladder that leads you to the top. From there, you can enjoy panoramic views of the San Elijo Lagoon Ecological Reserve.

Tip by

4

4.09 km

Rios Avenue Trail

Highlight (Segment) • Trail

Open from sunrise to sunset this hiking path is friendly for leashed dogs, except in the slot canyon portion. This part of the trail has pretty even terrain and is straight forward.

Tip by

B

6.87 km

End point

Parking

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Way Types & Surfaces

Way Types

4.71 km

2.17 km

Surfaces

4.67 km

1.78 km

431 m

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Elevation

Elevation

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Weather

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Today

Sunday 12 July

25°C

17°C

0 %

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Max wind speed: 12.0 km/h

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Frequently Asked Questions

What is the difficulty level and terrain like on the Rios Avenue and Gemma Parks Loop Trail?

This trail is generally considered easy. The path is predominantly even with slight inclines and declines. It's well-maintained, making it suitable for most walkers and joggers. Comfortable shoes are recommended.

How long does it typically take to complete the loop?

The main loop is approximately 2.5 km (1.5 miles) and can be completed in about 30 to 38 minutes. The full route, as described, is longer at about 6.9 km and takes around 1 hour and 48 minutes to complete.

Where can I park to access the Rios Avenue and Gemma Parks Loop Trail?

The trail is located in Solana Beach, San Diego County, California. While specific parking details aren't provided, it's a popular and accessible area, so look for designated parking near the trailheads in Solana Beach.

Is the Rios Avenue and Gemma Parks Loop Trail dog-friendly?

Yes, leashed dogs are welcome on the trail. It's a popular spot for dog owners to enjoy a walk with their pets.

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

The trail can be enjoyed year-round, but spring and fall offer pleasant temperatures. Be aware that there are long stretches exposed to direct sunlight, so hats and sunscreen are advisable, especially during warmer months.

Are there any permits or entrance fees required for the San Elijo Lagoon Ecological Reserve?

No, there are no permits or entrance fees required to access the trails within the San Elijo Lagoon Ecological Reserve, including the Rios Avenue and Gemma Parks Loop Trail.

What kind of scenery and notable features can I expect to see along the route?

You'll experience a serene blend of coastal wetlands, native chaparral, and views of the San Elijo Lagoon Ecological Reserve. The Rios Avenue Trail meanders past beautiful lagoons and lush plant life. The Gemma Parks Interpretive Loop offers close-up views of the estuary channels with plant identification signs.

Can I spot wildlife, especially birds, on this trail?

Absolutely! The trail is excellent for birdwatching. As it runs alongside a salt marsh and the San Elijo Lagoon Ecological Reserve is on the Pacific Flyway, you can spot tens of thousands of shorebirds and waterfowl annually, including Great Egrets, Ospreys, and various ducks. Benches are strategically placed for observation.

Does this trail connect with other paths?

Yes, the route also passes through sections of the Rios Avenue Trail, Gemma Parks Loop, Pole Road, and Annie's Canyon Trail.

Is Annie's Canyon accessible from this loop, and what should I know about it?

Yes, the Rios Avenue and Gemma Parks Loop Trail offers access to the popular Annie's Canyon. While the main loop is easy, Annie's Canyon is a more adventurous and strenuous detour known for its narrow, winding sandstone passageways. It is not stroller-friendly.

Are bicycles allowed on the trail?

No, bicycles are not permitted on the Rios Avenue and Gemma Parks Loop Trail. This helps maintain a peaceful atmosphere for walkers, joggers, and dog owners.

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