Ghost town- 0 Near ghost town- 1 to 100 Very small town- 101-1,000 Small town- 1,001-10,000 Town-10,001-50,000 Small City- 50,001-100,000 City-100,001+ After this, then comes the metro division since mostly all of the time, cities are surrounded by either small cities or towns which combined form a large agglomeration. Normal metro- 250,000-500,000 More @Wikipedia
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