"Westlawn", also known as the Charles Essig House, is an historic, American home that is located in Wallingford, Delaware County, Pennsylvania.

[1] Built in 1882, this historic structure is a 2+1⁄2-story, asymmetrical dwelling with a cross gable roof and faceted pentagon addition.

Designed in the Queen Anne style, it has a variety of exterior treatments, including brick, clapboard, novelty shingles, half-timber beams, and stucco.

It also features gable dormers, a turret, a square tower, wraparound porch, and three corbelled chimneys.

[2] The house was built for Charles Essig, organizer and first dean of the School of Dentistry, University of Pennsylvania.