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Lehigh Valley, Pennsylvania

Lehigh Valley, PA–NJ MSA
Allentown–Bethlehem–Easton,
PA–NJ Metropolitan Statistical Area
Eastern Pennsylvania
Metropolitan Statistical Area
Allentown.jpg Monocacy Creek Bethlehem.jpg
Pburg-281.jpg Easton Skyline.jpg
Clockwise from top left, Allentown, Bethlehem, Easton, and Phillipsburg
Map of the Lehigh Valley
Map of the Lehigh Valley
Country United States
States Pennsylvania
 - New Jersey
Largest city Allentown
Other cities
Rank 64th
Area
 • Total 42 sq mi (110 km2)
Elevation 2,180 ft (660 m)
Population (2010 Census)
 • Total 821,623 (2,010 Census)
Time zone ET (UTC−5)
 • Summer (DST) EDT (UTC−4)

The Lehigh Valley (/ˈli.h ˈvæ.li/), known officially by the United States Census Bureau and the United States Office of Management and Budget as the Allentown–Bethlehem–Easton, PA–NJ Metropolitan Statistical Area and referred to colloquially as The Valley, is a metropolitan region officially consisting of Carbon, Lehigh and Northampton counties in eastern Pennsylvania and Warren county on the western edge of New Jersey, in the United States. The Lehigh Valley's largest city, with a population of 119,104, is Allentown.

The Lehigh Valley is the fastest growing and third most populous region in the state of Pennsylvania with a population of 821,623 residents as of the 2010 U.S. Census. It is eclipsed in total population only by the metropolitan areas of Philadelphia and Pittsburgh in Pennsylvania. It is the 64th most populated metropolitan area in the United States. Lehigh County, the Valley's largest county in terms of overall population, is among the fastest growing in the nation as well, ranking in the 79th percentile for population growth between 2010–2012. The core population centers are located in southern and central Lehigh and Northampton counties along U.S. Route 22 and Interstate 78.


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