COMMUNITIES:
A community is a group of people who live in the same place, like a neighborhood or a city, or who share a common interest, such as a classroom or a sports team. In a community, people often work, play, and help each other and live by shared rules.
DISTRICTS:
A district is a special, marked-off area or section of a city, town, or country, set up for a particular job, like a school district for schools or a business district for shops and offices, helping to organize things and people in a bigger place