It would still be called a chapel unless if it is just an altar, then it would just be called an altar.
A chapel is a holy room reserved for prayer and practising of faith only.
In Christianity, the house of God is called a church or chapel. In Judaism, the house of God is called a synagogue.
There is no listing for a Chapel House in Hampton. There however is a Chapel Street in Hampton. There are listings for many house on Chapel Street in Hampton.
This would be the Sistine Chapel located next to St. Peter's Basilica.
New Chapel has written: 'The house of prayer'
A church or chapel
The Sistine Chapel is the best known of the Vatican's chapels.
Chapel,House of God, the Lord's house, house of prayer kirk"a village church"
Its Called Holmes Chapel
The Sistine Chapel.
I want my question answered
If there is only one room, then it is just called "the chapel", if it is divided, the sanctuary is where the altar is, and the nave would be outside the sanctuary where there would be pews, etc. If there is an anteroom, it is called a narthex.
A house for a car would be called a garage.