Radnor Township, often called simply Radnor, is a first class township with home rule status in Delaware County, Pennsylvania, United States. Radnor Township is part of the famed Main Line of Philadelphia. As of the 2019 United States census, the township's population was 31875. Radnor Township is the largest municipality in Delaware County by land areā¦
Radnor Township, often called simply Radnor, is a first class township with home rule status in Delaware County, Pennsylvania, United States. Radnor Township is part of the famed Main Line of Philadelphia. As of the 2019 United States census, the township's population was 31875. 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.