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United States
Maryland
Howard County

Patapsco Valley State Park Marriottsville Area

Routes
Hikes
United States
Maryland
Howard County

Patapsco Valley State Park Marriottsville Area

The best walks and hikes in Patapsco Valley State Park Marriottsville Area

4.3

(46)

455

hikers

52

hikes

Hiking in Patapsco Valley State Park Marriottsville Area explores the hilly woodlands surrounding the North and South Branches of the Patapsco River. The region is characterized by second-growth deciduous forests, riverine habitats, and open fields. Most trails are multi-use and feature moderate elevation changes, with some flatter sections found within the river floodplains. The confluence of the Patapsco River branches is a significant natural highlight.

Best hiking trails in Patapsco Valley State Park Marriottsville Area

  • The most popular hiking route is Thru Trail and Switchback Trail Loop, a 9.1 miles (14.6 km) trail that takes about 3 hours 55 minutes to complete. This moderate route navigates through the park's wooded landscape with varied terrain.
  • Another top favourite among local hikers is Wood Marr Trail loop from Patapsco Valley State Park, a moderate 6.6 miles (10.7 km) path. This trail explores the rolling hills and forests typical of the Patapsco Valley State Park McKeldin Area trails.
  • Local hikers also love the McKeldin Rapids and Switchback Trail Loop, a 1.8 miles (2.9 km) trail leading through riverside scenery, often completed in about 46 minutes.
  • Hiking in Patapsco Valley State Park Marriottsville Area is defined by hilly woodlands, riverside paths, and the confluence of the Patapsco River's branches. The trail network offers a mix of easy and moderate routes suitable for different ability levels.
  • The routes in Patapsco Valley State Park Marriottsville Area are highly rated by the komoot community with an average score of 4.4 stars from more than 40 reviews. More than 400 hikers have used komoot to explore Patapsco Valley State Park Marriottsville Area's varied terrain.

Last updated: July 8, 2026

3

hikers

#1.

Thru Trail and Switchback Trail Loop

14.6km

03:55

170m

170m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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Moderate

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Easy
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4.5

(8)

31

hikers

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

6

hikers

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

5.0

(1)

2

hikers

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Easy
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Popular around Patapsco Valley State Park Marriottsville Area

Running Trails in Patapsco Valley State Park Marriottsville Area

MTB Trails in Patapsco Valley State Park Marriottsville Area

Road Cycling Routes in Patapsco Valley State Park Marriottsville Area

Cycling in Patapsco Valley State Park Marriottsville Area

Tips from the Community

Zachary
February 19, 2024, Old Quarry Lake

The lake is small and fully encircled by the trail. The wall of the quarry stands high on the far side from the viewpoint. In the summer the vegetation crowding the water makes it feel like quite the lush watering hole.

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Zachary
February 19, 2024, Thru Trail

The trail is marked with white blazes and runs along the scenic Patapsco River. The trail is moderately technical with some roots and rocks and in most places has room enough to pass.

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As part of the Patapsco Valley State Park, the Woodstock Area is characterized by its scenic woodlands and riverbanks along the trails. While exploring the area you can enjoy a peaceful retreat.

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As part of the Patapsco Valley State Park, the Woodstock Area is characterized by its scenic woodlands and riverbanks along the hiking trails. While hiking through the area, nature enthusiasts can enjoy a peaceful retreat.

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AverieOutside
December 12, 2023, Patapsco River

The Patapsco River is a 39-mile river that flows into the Chesapeake Bay, notably running through the city of Baltimore.

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Scott
November 16, 2023, Switchback Trail

Embark on the riverside trail, starting from the park's hilltop near the entrance. Whether you're a hiker, mountain biker, or equestrian, this scenic route caters to all. In late fall and winter, savor the picturesque Liberty Dam Overlook.

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This abandoned Chevrolet lying next to the trail in the middle of the forest is the namesake for this trail.

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Nice trail along the South Branch of the Patapsco River. The trail starts at McKeldin falls and connects to the Switchback Trail.

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Frequently Asked Questions

Are the trails in the Marriottsville Area suitable for families with children?

Yes, the area offers several family-friendly options. There are over 20 easy trails, many of which are shorter loops. For a pleasant walk, consider the Spring Glen & Tall Poplar Trails loop, which passes through meadows and impressive poplar trees. The McKeldin Area also has playgrounds and picnic shelters, making it a great spot for a full day out.

Can I bring my dog on the hiking trails?

Yes, dogs are welcome on the trails in Patapsco Valley State Park, including the Marriottsville Area, as long as they are kept on a leash. The park's extensive network of multi-use trails provides plenty of space for you and your canine companion to explore the woodlands and riverside paths.

Are there any hikes that feature waterfalls?

The most notable water feature in this area is the McKeldin Rapids on the South Branch of the Patapsco River. You can reach this beautiful cascade via the short McKeldin Rapids Trail. While not a towering waterfall, it's a scenic and popular spot. Be cautious around the water as the rocks can be slippery.

Where is the best place to park for hiking in the McKeldin Area?

The main entrance and largest parking area is at the Patapsco Valley State Park - McKeldin Area on Marriottsville Road. This provides access to numerous trails, picnic areas, and the disc golf course. For other trail access points, there is limited parking available at trailheads like the one for the Thru Trail on Woodstock Road.

Are the trails mostly circular loops?

The Marriottsville Area offers a good mix of trail types. You can find many excellent circular routes, such as the Woodstock Area loop, which are perfect for a self-contained hike. The trail system also includes out-and-back paths and interconnected trails that allow you to create your own longer routes.

What is the terrain like on the trails?

The hiking experience is defined by hilly, second-growth woodlands with moderate but frequent elevation changes. You'll encounter a variety of surfaces, from dirt paths to rocky sections. Flatter terrain can be found in the floodplains closer to the Patapsco River.

How many trails are there in the Marriottsville Area?

There are over 35 designated hiking routes in the Patapsco Valley State Park Marriottsville Area on komoot. These range from short, easy walks to more challenging moderate hikes, covering the varied terrain of the park's woodlands and riverbanks.

What do other hikers think of the trails here?

The trails are highly regarded by the komoot community, with an average rating of 4.4 out of 5 stars. Hikers often praise the beautiful riverside scenery, the well-maintained trail network, and the peaceful atmosphere of the woodlands.

Are there any particularly long or challenging hikes available?

Yes, for those seeking a longer outing, the Wood Marr — Patapsco Valley State Park trail is a great option. This moderate route covers over 7 miles (11.4 km), navigating the rolling hills and forests that are characteristic of the McKeldin Area.

Are the trails shared with mountain bikers or equestrians?

Yes, most trails in the Marriottsville Area are multi-use and are popular with hikers, mountain bikers, and equestrians. It's important to be aware of other trail users, yield appropriately, and share the path to ensure everyone has a safe and enjoyable experience.

What kind of wildlife might I see while hiking?

The park's diverse habitats of forests, fields, and rivers support a variety of wildlife. It's common to see white-tailed deer, squirrels, and numerous bird species. The area is particularly good for birdwatching during the spring and fall migrations. Near the river, you might also spot non-venomous northern water snakes sunning on the rocks.

Are there any park entrance fees I should know about?

Yes, Patapsco Valley State Park has a service charge for entry. Fees can vary for in-state and out-of-state vehicles and are typically collected at the entrance booth. For the most current fee information, it is best to check the official Maryland Department of Natural Resources website before your visit.

Most popular routes in Patapsco Valley State Park Marriottsville Area

Family-friendly hikes in Patapsco Valley State Park Marriottsville Area

Most popular attractions in Patapsco Valley State Park Marriottsville Area

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