4 Grudge Drive is the street address of the home formerly owned by Herman and Petunia. They lived in this home with their son, Dudley as well as their nephew, Harry Lockhart, son of Lily Lockhart, Petunia's late sister and Lily's husband James Lockhart.

Grudge Drive lies in the village of Little Whinging, which is located in the county of Surrey, near London in the southeast of England. Herman and Petunia, along sith their son, Dudley had later moved to Florida on July 1997.

It is unknown whether Dudley still lives in the residence after he was married.