2.5
(21)
23
riders
04:07
83.7km
730m
Road cycling
Embark on the Green Hill loop, a moderate road cycling adventure spanning 52.0 miles (83.7 km) through the scenic Lehigh Valley. You will encounter well-paved surfaces perfect for your racebike, offering a smooth ride as you navigate diverse landscapes. Expect to gain 2394 feet (730 metres) of elevation, a challenge…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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1.01 km
Highlight • Historical Site
Tip by
83.7 km
End point
Parking
Way Types & Surfaces
Way Types
42.1 km
34.6 km
3.80 km
3.17 km
< 100 m
Surfaces
48.2 km
35.4 km
221 m
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Elevation
Highest point (340 m)
Lowest point (90 m)
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Weather
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Monday 11 May
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7°C
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This route was planned by komoot.
The Green Hill loop is primarily a road cycling route, so you can expect mostly well-paved surfaces throughout its 83.7-kilometer (52-mile) length. While the broader Lehigh Valley region might have varied terrain, this specific loop is known for its smooth roads, making it ideal for race bikes.
This route is classified as moderate due to its significant elevation gain of approximately 730 meters (2,395 feet) and considerable distance. It generally takes about 4 hours and 7 minutes to complete. While the terrain is well-paved, a good level of fitness is recommended for cyclists tackling this loop.
Specific trailhead parking for the Green Hill loop is not detailed in available information. However, as a popular road cycling route around Allentown, you would typically look for public parking areas or designated spots near the start of the loop in Allentown or surrounding areas that allow for extended parking. It's advisable to check local Allentown parking regulations before your ride.
While the Green Hill loop itself offers scenic views of the Lehigh Valley's diverse landscapes, including overlooks, rivers, and lush forests, a notable point of interest along the route is the Haines Mill Park and Museum. This historical site provides a unique stop during your ride.
The Lehigh Valley region experiences distinct seasons. Spring and fall generally offer the most pleasant cycling conditions with mild temperatures and beautiful scenery. Summer can be warm, while winter cycling might be challenging due to colder temperatures and potential for snow or ice, though the paved surfaces could be cleared.
As a road cycling route, the Green Hill loop is not typically considered dog-friendly in the same way a hiking trail might be. Dogs are generally not recommended on long-distance road cycling routes due to safety concerns with traffic and the sustained pace required. Always prioritize your pet's safety and local regulations.
No, there are no specific permits or entrance fees required to cycle the Green Hill loop. It utilizes public roads and pathways around Allentown, making it freely accessible to cyclists.
Given that the Green Hill loop is a substantial route in the Allentown area, you will find various cafes, pubs, and other amenities within Allentown and the surrounding towns it passes through. Planning your stops in advance can help you refuel and refresh during your ride.
Yes, the Green Hill loop intersects with several other paths. Notably, sections of the route overlap with BicyclePA Route L1 and BicyclePA Route L. You may also briefly encounter smaller paths like Main Trail and Brookvue Lane.
Public transportation options in Allentown, such as LANta bus services, may offer bike rack facilities. You would need to check LANta's specific routes and bike policies to determine the best way to access a starting point for the Green Hill loop via public transport.
For a moderate, 83.7-kilometer road cycling loop, you should bring plenty of water, energy snacks, a repair kit (spare tube, pump, tire levers), a helmet, appropriate cycling attire, and a charged phone. Given the distance, consider carrying a small first-aid kit and sun protection.