Montgomery County, Pennsylvania

 county, draw only border

Created on September 10, 1784 from part of Philadelphia County. Named perhaps for Montgomeryshire in Wales, for the Revolutionary hero Gen. Richard Montgomery, or for two legislators named Montgomery who advanced the bill to create the county. Norristown, the county seat, was laid out in 1784 and incorporated as a borough on March 31, 1812. It was named for Isaac Norris who owned land there.

The third most populated county in the state of Pennsylvania after Philadelphia County (city) and Allegheny County (Pittsburgh). As of 2010, the population was 799,874.Montgomery County is a suburban county northwest of Philadelphia. It is part of the Delaware Valley and marks the region's northern border with the Lehigh Valley region of the state. It is the 20th wealthiest county in the country (measured by personal per-capita income) and was named the 9th Best Place to Raise a Family by Forbes

www2.montcopa.org/montco/site/default.asp
www.livingplaces.com/PA/Montgomery_County.html