Montgomery County, colloquially referred to as Montco, is a county in the Commonwealth of Pennsylvania. It is the third-most populous county in Pennsylvania and the 73rd-most populous county in the United States. As of the 2020 census, the population of the county was 856,553, representing a 7.1% increase from the 799,884 residents counted in the 2010 census. Montgomery County is located adjacent to and northwest of Philadelphia. The county seat and largest city is Norristown. Montgomery County is geographically diverse, ranging from farms and open land in the extreme north of the county to densely populated suburban neighborhoods in the southern and central portions of the county.
Bryn Mawr, from Welsh for 'big hill', is a census-designated place (CDP) located across three townships: Radnor Township and Haverford Township in Delaware County, and Lower Merion Township in Montgomery County, Pennsylvania, United States. It is located just west of Philadelphia along Lancaster Avenue, also known as U.S. Route 30.
Lower Merion Township is a township in Montgomery County, Pennsylvania. It is part of the Philadelphia Main Line. The township's name originates with the county of Merioneth in north Wales. Merioneth is an English-language transcription of the Welsh Meirionnydd.
Narberth is a borough in Montgomery County, Pennsylvania. It is one of many neighborhoods on the historic Philadelphia Main Line. The population was 4,282 at the 2010 census.
Penn Wynne is a census-designated place (CDP) in Montgomery County, Pennsylvania, United States. It is part of Lower Merion Township, and the mailing address is Wynnewood. The population was 5,697 at the 2010 census. It is mainly a residential area. The main arteries are Haverford Road and Manoa Road.
Upper Merion Township is a township in Montgomery County, Pennsylvania. The population was 33,613 at the 2020 U.S. Census. Located 16 miles (26 km) from Philadelphia, it consists of the villages of Gulph Mills, King of Prussia, Swedeland, Swedesburg, and portions of Radnor, and Wayne.
Ardmore is an unincorporated community and census-designated place (CDP) spanning the border between Delaware and Montgomery counties in the U.S. state of Pennsylvania. The population was 12,455 at the time of the 2010 census and had risen to 13,566 in the 2020 census.
Radnor Township, often called simply Radnor, is a first class township with home rule status in Delaware County, Pennsylvania, United States. As of the 2019 United States census estimate, the township population is 31,875. Radnor Township is the largest municipality in Delaware County by land area and the fourth-largest by population, following Upper Darby Township, Haverford Township, and Chester.
Merion Station, also known as Merion, is an unincorporated community in Montgomery County, Pennsylvania. It borders Philadelphia to its west and is one of the communities that make up the Philadelphia Main Line. Merion Station is part of Lower Merion Township, Montgomery County. The community is known for its grand mansions and for the wealth of its residents.
The Philadelphia Main Line, known simply as the Main Line, is an informally delineated historical and social region of suburban Philadelphia, Pennsylvania. Lying along the former Pennsylvania Railroad's once prestigious Main Line, it runs northwest from Center City Philadelphia parallel to Lancaster Avenue, also known as U.S. Route 30.
Haverford is an unincorporated community located in both Haverford Township in Delaware County, Pennsylvania, United States, and Lower Merion Township in Montgomery County, approximately 3 miles (4.8 km) west of Philadelphia. The Pennsylvania Railroad (PRR) opened Haverford Station in 1880 on their Main Line west out of Broad Street Station in Philadelphia. Haverford sits at milepost 9.17.
Bala Cynwyd is a community in Lower Merion Township, Pennsylvania, United States. It is located on the Philadelphia Main Line in Southeastern Pennsylvania and borders the western edge of Philadelphia at U.S. Route 1. The present-day community was originally two separate towns, Bala and Cynwyd, but was united as a singular community largely because the U.S. Post Office, the Bala Cynwyd branch, served both towns using ZIP Code 19004. The community was long known as hyphenated Bala-Cynwyd. Bala and Cynwyd are currently served by separate stations on SEPTA's Cynwyd Line of Regional Rail.
Wayne is an unincorporated community centered in Delaware County, Pennsylvania, United States, on the Main Line, a series of highly affluent Philadelphia suburbs located along the railroad tracks of the Pennsylvania Railroad and one of the wealthiest areas in the nation. While the center of Wayne is in Radnor Township, Wayne extends into both Tredyffrin Township in Chester County and Upper Merion Township in Montgomery County. The center of Wayne was designated the Downtown Wayne Historic District in 2012. Considering the large area served by the Wayne post office, the community may extend slightly into Easttown Township, Chester County, as well.
Wynnewood is a suburban unincorporated community, located west of Philadelphia, straddling Lower Merion Township in Montgomery County, Pennsylvania and Haverford Township in Delaware County, Pennsylvania, United States.
Villanova is a suburb of Philadelphia, Pennsylvania, United States. It straddles Lower Merion Township in Montgomery County and Radnor Township in Delaware County. It is located at the center of the Philadelphia Main Line, a series of Philadelphia suburbs located along the original east–west railroad tracks of the Pennsylvania Railroad. It is served by the SEPTA Paoli/Thorndale Line regional rail train and the Norristown High Speed Line.
Gladwyne is a suburban community in Lower Merion Township, Montgomery County, Pennsylvania, United States along the historic Philadelphia Main Line. In 2018, Gladwyne was ranked the sixth richest ZIP code in the country in a study by Bloomberg BusinessWeek. The population was 4,071 at the 2010 US census. As Gladwyne is neither an incorporated area nor a census-designated place, all data are for the ZIP code 19035, with which the community is coterminous.
Penn Valley is an unincorporated community located within Lower Merion Township, Pennsylvania, United States. Penn Valley residents share a zip code with Merion, Narberth, or Wynnewood because the community does not have its own post office. However, Penn Valley is a distinct community whose civic association demarcates its boundaries with iconic signs featuring William Penn and a farmhouse in blue or red on white, dating from 1930.
The Association of Delaware Valley Independent Schools (ADVIS) is a voluntary, non-profit consortium of independent schools in the Delaware Valley area of the United States. With headquarters in Bryn Mawr, Pennsylvania, the Association currently has 134 members located throughout eastern Pennsylvania, northern Delaware, and central and southern New Jersey.
The Agnes Irwin School is a non-sectarian college preparatory day school for girls from pre-kindergarten through grade 12. It was founded in 1869 by Agnes Irwin in Philadelphia. Irwin, a great-great-granddaughter of Benjamin Franklin, later became the first dean of Radcliffe College. In 1933, the campus moved to Wynnewood, Pennsylvania, and then to its present location in Rosemont in 1961.
Ithan, formerly known as Radnorville, is a small village and neighborhood located in Villanova, Pennsylvania, west of Philadelphia. It is generally considered to include all portions of Villanova approximately a half mile either side of the Blue Route.
