Villanova is a community in the Commonwealth of Pennsylvania. 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 highly affluent Philadelphia suburban towns 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 Norristown High Speed Line.

The center of the village straddles Lancaster Pike where it intersects Spring Mill. This village center contains the area’s post office for ZIP code 19085, an office building, the Wilmington Trust Company’s Pennsylvania headquarters, and several smaller shops.

In 2019, Realtor.com named 19085 the Most Expensive Neighborhood in Pennsylvania.[1] Calling it “For East Coast elites,” with a median home list price of $1,370,992.