Windsor, also known as Annondale, is a historic home located near Port Penn in New Castle County, Delaware, USA.

A two-story, wood-frame kitchen wing abuts the rear of the main house.

The front facade features a hipped-roof frame porch added in the late-19th century.

[2] It was listed on the National Register of Historic Places in 1992.

This article about a property in Delaware on the National Register of Historic Places is a stub.