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Hiking trails & Routes
United States
Connecticut
Northeastern Connecticut Planning Region

Air Line State Park Trail

Moderate

2.8

(10)

24

hikers

Air Line State Park Trail

03:15

12.6km

50m

Hiking

The Air Line State Park Trail offers a delightful journey through Connecticut's diverse natural settings, perfect for those who appreciate varied scenery without strenuous climbs. You'll traverse through peaceful forests, alongside wetlands like Raymond Brook Marsh, and across open fields, all on a generally flat surface. The trail's multi-use nature…

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

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2.55 km

Mavis Pond

Lake

2

4.70 km

Forest Canopy View

Highlight • Forest

Short bike and walk to a place where I was young and innocent. Spent decades out here on four wheelers and hiking.

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B

12.6 km

End point

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Way Types & Surfaces

Way Types

12.6 km

< 100 m

Surfaces

12.0 km

584 m

< 100 m

< 100 m

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Elevation

Elevation

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

Highest point (160 m)

Lowest point (100 m)

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Weather

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Today

Wednesday 8 July

26°C

14°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

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Frequently Asked Questions

What is the overall difficulty of the Air Line State Park Trail?

The Air Line State Park Trail is generally considered easy due to its predominantly flat grade, a characteristic inherited from its railroad origins. Many sections feature smooth crushed stone or paved surfaces, making them suitable for families and casual walkers. However, some portions, particularly in northern areas, may have rougher surfaces with original rail ballast, presenting a moderate challenge.

Where can I access the trail and find parking?

The Air Line State Park Trail spans over 50 miles across central and eastern Connecticut, offering numerous access points. You can find parking in various towns it passes through, such as East Hampton, Colchester, Hampton, and East Thompson. Specific parking areas are often located near trailheads in these towns.

Are dogs allowed on the trail?

Yes, dogs are generally welcome on the Air Line State Park Trail. However, they must be kept on a leash at all times, and owners are responsible for cleaning up after their pets. Please be mindful of other trail users, including cyclists and horseback riders.

Do I need a permit or is there an entrance fee for the Air Line State Park Trail?

No, there are typically no permits required or entrance fees to access the Air Line State Park Trail. As a state park trail, it is generally open to the public for recreational use without charge. However, always check local regulations for any specific sections or events.

What kind of terrain and surface can I expect on this route?

As a former railroad line, the trail is largely flat and level. The surface varies significantly along its length, including packed earth, dirt, gravel, crushed stone, and even paved sections. While many parts are smooth stone-dust, some segments, especially in the northern areas, retain rough rail ballast, which can be bumpy and rocky.

What are the best times of year to visit?

The Air Line State Park Trail is enjoyable year-round. Spring and fall offer pleasant temperatures and beautiful scenery, with vibrant foliage in autumn. Summer is great for longer days, though some sections can be exposed. Winter provides opportunities for cross-country skiing, but conditions can be icy or snowy, so appropriate gear is essential.

What notable sights or features can I see along the way?

The trail offers diverse scenery, including state forests, wetlands, and charming small towns. Key highlights include the historic Rapallo Viaduct and Lyman Viaduct in the southern section, which provide impressive views. You'll also pass through areas like Goodwin State Forest and cross several rivers, offering opportunities for wildlife viewing. One specific highlight is the Forest Canopy View.

Does the trail connect with other paths?

Yes, the Air Line State Park Trail is an integral part of the evolving East Coast Greenway. It also connects to other regional trails, including the Hop River State Park Trail and, at the Massachusetts border, the Southern New England Trunkline Trail. The route itself covers 100% of the official Air Line Trail.

Is the Air Line State Park Trail suitable for families with children?

Many sections of the trail are very family-friendly, especially those with smooth, crushed stone or paved surfaces. Its flat grade makes it accessible for strollers and younger children. However, be aware that some parts can be rougher, so choose your access point and distance based on your family's comfort level.

What kind of wildlife might I encounter?

The trail meanders through diverse natural habitats, providing excellent opportunities for observing local wildlife. You might spot various bird species, deer, and other small mammals, especially in the wetland and forest sections. It's a peaceful route for enjoying natural solitude and bird watching.

Are there any specific sections of the trail that offer unique experiences?

Absolutely. The southern section, particularly between East Hampton and Colchester, is renowned for its impressive 1870s engineering feats: the Rapallo and Lyman Viaducts, which offer breathtaking views. The stretch through Goodwin State Forest in Hampton is also noted for its smooth and picturesque journey through dense woodlands.

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