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Routes
Running trails & routes
United States
California
San Diego County
Rancho San Diego

Sweetwater River Trail loop

Easy

4.9

(3129)

11,228

runners

Sweetwater River Trail loop

00:26

3.60km

30m

Running

Jog the easy 2.2-mile Sweetwater River Trail loop in San Diego National Wildlife Refuge, offering diverse scenery and wildlife.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

San Diego National Wildlife Refuge

Waypoints

A

Start point

Parking

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1

1.43 km

Sweet Water River Trail

Highlight (Segment) • Trail

What a great trail for beginners. There are only a couple of spots where you may need to dismount to push up a rugged hill.

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B

3.60 km

End point

Parking

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Way Types & Surfaces

Way Types

2.06 km

1.20 km

300 m

Surfaces

1.60 km

859 m

841 m

261 m

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Elevation

Elevation

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

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Weather

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Today

Thursday 7 May

24°C

11°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to jog the Sweetwater River Trail loop?

The komoot tour data suggests that jogging the Sweetwater River Trail loop typically takes around 25 minutes (1535 seconds) to complete the 3.6 km (2.2 miles) route. This is for an easy-rated route with minimal elevation gain.

Is the Sweetwater River Trail loop suitable for beginners?

Yes, the Sweetwater River Trail loop is generally considered easy to moderate, making it suitable for beginners. The 3.6 km loop has less than 35 meters (115 feet) of elevation change and is largely runnable. However, be aware of some small uphill portions and potentially rocky or muddy sections after rain.

What is the terrain like on the Sweetwater River Trail loop?

The terrain is mostly flat with well-worn dirt paths. You'll encounter some small uphill portions and areas with rocky terrain or erosion. After rain, parts of the trail can become muddy. Sections are exposed, tracing grassy foothills, while others meander through riparian woodlands.

What kind of wildlife might I see on the trail?

The trail is within the San Diego National Wildlife Refuge, so you might spot a variety of wildlife. Common sightings include bats, numerous bird species (like the endangered least Bell's vireo and California gnatcatcher), rabbits, and coyotes. Keep an eye out for coastal horned lizards, and though rare, rattlesnakes and mountain lions have been reported on the ridge.

What are the notable natural features or landmarks along the route?

You'll enjoy picturesque views of scrubby terrain and lush greenery, especially vibrant in springtime. The trail follows the Sweetwater River, featuring charming bridges and offering riparian woodlands, sage scrub, and grasslands. A notable landmark is the historic Sweetwater River Bridge (also known as Steele Canyon Bridge, built in 1929). You'll also get distant views of San Miguel Mountain.

Is the Sweetwater River Trail loop dog-friendly?

Yes, the trail is dog-friendly. However, all dogs must be kept on a leash at all times to protect the local wildlife and ensure a safe experience for everyone.

What is the best time of year to jog the Sweetwater River Trail loop?

Springtime is particularly vibrant, with lush greenery and pleasant temperatures. However, the trail can be enjoyed year-round. Be aware that some sections are exposed and can get hot during warmer months, so plan accordingly with water and sun protection.

Are there any permits or entrance fees for the San Diego National Wildlife Refuge?

No, there are typically no permits or entrance fees required to access the Sweetwater River Trail loop within the San Diego National Wildlife Refuge. It is generally open to the public for recreational use.

Where can I park for the Sweetwater River Trail loop?

Specific parking details are not provided, but the trail is accessible within the San Diego National Wildlife Refuge. Look for designated parking areas near trailheads. It's often described as less crowded than other popular jogging spots, which may make parking easier.

Are there restrooms or water facilities along the Sweetwater River Trail loop?

No, there are no restrooms or water stations directly on the trail. It's important to bring your own water, especially on warmer days. The nearest facilities are located in a nearby strip mall, so plan your visit accordingly.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the Sweet Water River Trail and the Steele Canyon Bridge.

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