The Washington, DC Metro runs on the following schedule:

• Monday through Thursday: 5:00 a.m. to 12:00 a.m. (midnight)
• Friday: 5:00 a.m. to 1:00 a.m.
• Saturday: 7:00 a.m. to 1:00 a.m.
• Sunday: 7:00 a.m. to 12:00 a.m. (midnight)

The last trains typically leave the end stations about 30 minutes before these closing times

. In summary, the Metro generally stops running at midnight on weekdays, except on Fridays and Saturdays when service extends until 1:00 a.m. On Sundays, service ends at midnight. The Metro opens earlier on weekdays at 5:00 a.m., and later on weekends starting at 7:00 a.m.