What does census tract mean and how does it differ from a community or neighborhood?

The "Census Tract" is an area roughly equivalent to a neighborhood established by the Bureau of Census for analyzing populations. They generally encompass a population between 2,500 to 8,000 people. Bureau of Census describes them as "relatively permanent", but they do change over time.

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Joe ran 130 yards because 3 feet make 1 yard so using this ratio 390 feet make 130 yards.