METRORail began service on January 1, 2004, with 16 stations from Fannin South station to UH–Downtown station.[3] The line was extended north to Northline Transit Center with 8 new stations on December 21, 2013, as part of the North/Red Line Extension.[4] 13 stations were added on May 23, 2015, with the opening of the Green and Purple lines.[5] The two lines intersect with the Red Line at the new Central Station, which had partially opened on February 18, 2015 for Red Line trains.[6] Two additional stations on the Green Line were opened on January 11, 2017, extending the line to the Magnolia Park Transit Center.[7] METRO has also proposed to add 26 more stations on the University and Uptown lines in western Houston.[8][needs update]
^ ab"METRORail System Plan"(PDF) (Map). GO METRORail. Metropolitan Transit Authority of Harris County. February 20, 2014. Archived from the original(PDF) on October 6, 2016. Retrieved July 10, 2016.
^ ab"Transit Centers". Metropolitan Transit Authority of Harris County. Retrieved July 10, 2016.