Browse Map

Explore away

Explore Map Collection

Check out our basemaps

Print a Map Plus

Generate a high-quality PDF

Field Guide

Discover local flora, fauna, geology, and more

Local Flora & Fauna

Learn the ecology of your area

Local Geology

Learn the geologic formation at your feet

Get Started or Sign In

Welcome

Continue with Apple

Already have an account? Sign In

MAP

Topo

Measure

Topo

Ecoregions

Public Lands

...

BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

Allegheny Mountains

Range on Whispering Spruce Trail in Monongahela NF, Spruce Knob-Seneca Rocks NRA, Appalachian Mountains near Circleville, WV

Print Map

Generate High-Quality PDF

On the Web

On Wikipedia

The Allegheny Mountain Range , informally the Alleghenies and also spelled Allegheny and Allegany, is part of the vast Appalachian Mountain Range of the eastern United States and Canada and posed a significant barrier to land travel in less technologically-advanced eras. The barrier range has a northeast–southwest orientation and runs for about 400 miles (640 km) from north-central Pennsylvania, through western Maryland and eastern West Virginia, to southwestern Virginia. The Alleghenies comprise the rugged western-central portion of the Appalachians. They rise to approximately 4,862 feet (1,483 m) in northeastern West Virginia. In the east, they are dominated by a high, steep escarpment known as the Allegheny Front. In the west, they slope down into the closely-associated Allegheny…

Classified As

Range