Sun Tran and Van Tran - Official website of the City of Tucson

As of the 2010 Census, the total population within the City of Tucson is 520,116. Per the 2008-2010 American Community Survey (ACS), the population of persons age five years and older is 484,132. In Tucson, Spanish is the language spoken at home by 137,970 people, or 28.5% of the population five years and older. ................
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