Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Login or Signup

Routes
Road cycling routes
United States
New Hampshire
Rockingham County
Portsmouth

Downtown Portsmouth to River Road loop via Main Street Causeway

Routes
Road cycling routes
United States
New Hampshire
Rockingham County
Portsmouth

Downtown Portsmouth to River Road loop via Main Street Causeway

Easy

3.0

(19)

56

riders

Downtown Portsmouth to River Road loop via Main Street Causeway

01:02

26.3km

120m

Road cycling

This easy 16.4-mile road cycling loop from Downtown Portsmouth offers scenic waterfront views along the Main Street Causeway and River Road.

Last updated: February 26, 2026

Tips

Includes movable bridges

Check opening times.

After 867 m for 86 m

After 25.7 km for 86 m

Waypoints

A

Start point

Bus stop

Get Directions

1

30 m

Downtown Portsmouth

Highlight • Settlement

Portsmouth has a little bit of everything, from riverside gardens, boat docks, historical recreations — and lots of opportunities to grab a snack or do some shopping while downtown.

Tip by

2

3.86 km

Slow down as you cross over the Maine Street Causeway to take it all in. To the south there are great views of the impressive Piscataqua River Bridge and the …

Tip by

3

11.1 km

View of the Piscataqua River from River Road

Highlight (Segment) • Viewpoint

River Road runs alongside the Piscataqua River on the western side of Eliot. There are wonderful views of the river and inland to Stacey Creek, also known as Shapleigh Old Mill Pond.

Tip by

B

26.3 km

End point

Bus stop

Loading

Way Types & Surfaces

Way Types

17.6 km

5.77 km

2.51 km

413 m

< 100 m

Surfaces

26.4 km

< 100 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

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

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Today

Sunday 31 May

20°C

3°C

72 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

This route was planned by komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Frequently Asked Questions

How long does it typically take to complete this cycling loop?

This cycling loop is designed to be completed in approximately 1 hour and 2 minutes. The total distance is about 26.3 kilometers (16.3 miles).

Is this cycling route suitable for beginners?

Yes, this route is considered an easy road ride and is suitable for cyclists of any fitness level. It features mostly well-paved surfaces and minimal elevation changes, making it very accessible.

What scenic views or highlights can I expect along the route?

The route offers several scenic points. You'll pass through Downtown Portsmouth, and enjoy a View of Piscataqua River Bridge and Great Cove Boat Club from Maine Street Causeway. Further along, you'll find a View of the Piscataqua River from River Road. The Main Street Causeway itself suggests picturesque waterfront vistas.

Where can I park to access this cycling route?

While specific parking details for the Main Street Causeway are not provided, accessing the route from Downtown Portsmouth is a common starting point. Parking options would typically be available within the downtown area.

Is this cycling route dog-friendly?

This is a road cycling route, so while dogs are generally not permitted to run alongside cyclists, you may be able to bring a dog in a bike trailer. Always ensure your dog is safe and comfortable, and check local regulations regarding pets in public areas.

What is the best time of year to cycle this route?

Portsmouth's cycling environment is enjoyable across multiple seasons. Given its easy terrain and coastal views, spring, summer, and fall generally offer the most pleasant weather for cycling. Always check local weather conditions before heading out.

Do I need any permits or pay fees to cycle this route?

No, there are no specific permits or fees required to cycle the Downtown Portsmouth to River Road loop via Main Street Causeway. It is a publicly accessible road cycling route.

What is the terrain like on this cycling route?

The terrain is characterized by mostly well-paved surfaces, making for an easy and comfortable ride. There are minimal elevation changes, with a total elevation gain of about 120 meters (394 feet) over the entire loop.

Does this route connect with other cycling trails?

Yes, this route intersects with several other paths. Notably, it covers a significant portion of the Eastern Trail Section 1 (95%) and also includes sections of 1 (Maine) (41%) and the East Coast Greenway (ME) (41%). Smaller sections of 1 (New Hampshire) (7%), East Coast Greenway (NH) (7%), Douglas Memorial Woods (4%), Penhallow Lane (3%), and Old Road Right-of-Way (2%) are also part of the loop.

Is this cycling route suitable for families?

Given its 'easy' difficulty grade, mostly paved surfaces, and minimal elevation, this route is generally suitable for families. However, as it is a road cycling route, families should be comfortable with cycling on roads and be aware of traffic conditions.

Are there any challenging climbs on this route?

No, this route is classified as 'easy' with only a modest elevation gain of approximately 120 meters (394 feet) over its entire length. There are no significant or challenging climbs, making it a very accessible ride.

Nearby routes

Easy

4.3

120

East Coast Greenway: New Hampshire

01:51h

48.9km

110m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy