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Running trails & routes
United States
Oregon
Coos County

Hidden & North Creek Trails loop

Easy

2.6

(7)

73

runners

Hidden & North Creek Trails loop

00:35

4.54km

90m

Running

Jog the easy 2.8-mile (4.5 km) Hidden & North Creek Trails loop through diverse estuarine landscapes in South Slough National Estuarine Rese

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

1.99 km

South Slough Inlet

Highlight • River

Vast tidal flats, marshes, and meandering channels in estuaries mitigate flooding. They enhance water quality by filtering sediment and pollutants. Beautiful places like the South Slough inlet of the Coos estuary offer work and recreation opportunities.

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4.54 km

End point

Parking

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Way Types & Surfaces

Way Types

4.01 km

489 m

< 100 m

Surfaces

4.01 km

452 m

< 100 m

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Elevation

Elevation

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Highest point (90 m)

Lowest point (0 m)

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Weather

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Today

Tuesday 1 September

18°C

13°C

15 %

Additional weather tips

Max wind speed: 25.0 km/h

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Frequently Asked Questions

Where can I park to access the Hidden & North Creek Trails loop?

Parking is available at the South Slough National Estuarine Research Reserve's Interpretive Center. This is a good starting point for your visit, offering exhibits about the local habitat before you hit the trails.

Is this trail suitable for beginner joggers?

Yes, the Hidden & North Creek Trails loop is generally considered easy and suitable for most fitness levels, including beginner joggers. While there's an initial descent and a return uphill climb, the overall elevation gain is manageable.

What kind of terrain can I expect on the loop?

You'll encounter a mix of surfaces, including accessible paths, boardwalks, and sections of dirt, gravel, and woodchips. The trail winds through diverse environments, from forested uplands to damp, lush areas with freshwater marshes and boardwalks over the estuary.

Is the Hidden & North Creek Trails loop dog-friendly?

Dogs are allowed on most trails within the South Slough National Estuarine Research Reserve, provided they are on a leash. However, it's important to note that dogs are generally not permitted on the North Creek Trail section of this loop.

What's the best time of year to jog this loop?

The trail offers beauty year-round. Winter can be excellent for birdwatching, as migratory ducks are present. The varied scenery, from forests to estuaries, makes it enjoyable in most seasons, but always check local weather conditions before heading out.

Are there any permits or entrance fees required for the South Slough Reserve?

No, there are typically no permits or entrance fees required to access the trails at the South Slough National Estuarine Research Reserve.

What kind of wildlife and scenery can I expect to see?

You'll experience diverse scenery, from forests of Douglas firs and spruce to freshwater marshes and vast tidal flats. Keep an eye out for wildlife such as black bear, elk, bobcats, and various bird species. The North Creek Trail is particularly noted for wildlife viewing, where you might spot newts, seals, and sea lions.

Are there any notable viewpoints or features along the way?

Absolutely! The loop features the Skunk Cabbage boardwalk, which takes you over the estuary. You'll also find overlooks like the 'Saltwater Overlook' and 'Lookout' offering views of mudflats and open-water channels, perfect for observing the South Slough Inlet. The Railroad Trail section follows an old logging grade, adding a historical touch.

Does this trail intersect other well-known paths?

Yes, the route also passes through sections of the Oregon Coast Scenic Bikeway, the Oregon Coast Trail, and the 10 Minute Trail.

Is cell service reliable on the trail?

Cell service can be poor in the South Slough area, so it's advisable to download any maps or information you might need beforehand and not rely solely on your phone for navigation or emergencies.

What makes the South Slough National Estuarine Research Reserve unique?

The South Slough National Estuarine Research Reserve holds significant ecological importance as the first of its kind in the United States, established in 1974. It serves as a living laboratory for research on estuarine environments, showcasing a rich variety of habitats and supporting diverse plant and animal life.

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