San Diego Metropolitan Transit System was created in 1886.
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The population density of San Diego is 1,545.4 people per square
kilometer.
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San Diego's city boundary has expanded South to the border with
Mexico so that the two cities are joined and are considered a
single metropolitan area.
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Between living near and around campus, San Diego State
University is considered a 'commuter' school where driving to and
from the greater San Diego metropolitan area is common.
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No, it is not. It is close to San Francisco which is a
Metropolitan area.