upscale residential area; affluent neighborhood
Refers to a district or area known for expensive homes and wealthy residents. Often used in real estate, city descriptions, or social commentary.
The north side of this town is known as an upscale residential area.
You need a considerable income to live in an affluent neighborhood.
Refers specifically to a luxury apartment building, while 高級住宅地 refers to an entire district of expensive homes.
A general residential area, without the implication of wealth or luxury.
Compound of 高級 (high-class, luxury) + 住宅 (residence) + 地 (land, area). The meaning is transparent from its components.