Cape May Court House is an unincorporated community and census-designated place (CDP) located within Middle Township in Cape May County, in the U.S. state of New Jersey. It is part of the Ocean City metropolitan statistical area. As of the 2020 United States census, the CDP's population was 5,573, reflecting a 4.4% increase from the 5,338 enumerated at the 2010 U.S. census, in turn an increase of 13.5% from the 4,704 counted in the 2000 census. It is the county seat of Cape May County and serves as the principal administrative hub for the township. It constitutes part of the greater Philadelphia metropolitan area, or the Delaware Valley.

Middle Township is a township in Cape May County, in the U.S. state of New Jersey. The township, and all of Cape May County, is part of the Ocean City metropolitan statistical area, and is part of the Philadelphia-Wilmington-Camden, PA-NJ-DE-MD combined statistical area, also known as the Delaware Valley or Philadelphia metropolitan area. As of the 2020 United States census, the township's population was 20,380, an increase of 1,469 (+7.8%) from the 2010 census count of 18,911, which in turn reflected an increase of 2,506 (+15.3%) from the 16,405 counted in the 2000 census. The township's Cape May Court House section is the county seat of Cape May County.