Peoria, also known as Peoria/Smith, is a Regional Transportation District (RTD) station in Aurora, Colorado. The station is served by the A Line, a commuter rail line from Union Station in Downtown Denver to Denver International Airport, and the R Line, a light rail line crossing through Aurora and South to Lone Tree. A Line travel times from the station to Downtown Denver and Denver International Airport are about 17 and 20 minutes, respectively.