A neighborhood or district made up mainly of houses and residential buildings; a residential area as opposed to commercial or industrial zones.
夜は住宅街なので車の通りが少なく静かだ。
At night it's a residential area, so there is little traffic and it's quiet.
新しい公園が住宅街の中心に作られた。
A new park was built in the center of the residential area.
この住宅街は子どもが遊べる場所が多い。
This residential area has many places where children can play.