If you dwell somewhere and you’re a person, that makes you a resident.
This is a jukugo word, which usually means on'yomi readings from the kanji. Since 人 has two on'yomi readings, here's a mnemonic to help you remember which one to use:
All the residents in my area care about is jewels and Nintendo (じゅうにん). Their houses are crammed full of jewels and Nintendo stuff. How about the residents of your town? I bet they all love jewels and Nintendo too.
There are a lot of residents in this apartment.
Residents in town have a cherry blossom viewing party every April.
Apparently, the resident of Room 202 is a famous manga artist.