"You don't mean -- you can't mean the people who live here? Dumbledore, you can't. You couldn't find two people who are less like us. And they've got this son --"
     -- Minerva McGonagall

The home of Vernon and Petunia Dursley, their son Dudley, and their nephew Harry Potter.

A perfectly ordinary house on a perfectly ordinary street...

floorplan from the Atlas of Wizarding Britain

• kitchen - square table, the usual furnishings, impeccably clean, television for Dudley so he doesn't have to leave the TV to get food.
• living room with boarded up fireplace, fitted with an electric fire
• bathroom
• front hall with front door, which has a mail slot in it
• stairs with cupboard under them, leading up a hall which leads to the four bedrooms upstairs:
• Vernon and Petunia's bedroom
• guest bedroom (reserved for Aunt Marge)
• Dudley's main bedroom
• Dudley's spare bedroom, now Harry's room
• garden with a hedge, a bench, and flowerbeds