Washington Metro rapid transit line
Orange Line |
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![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/WMATA_Orange_Line_at_Smithsonian.jpg/300px-WMATA_Orange_Line_at_Smithsonian.jpg) |
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Status | Operating |
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Locale | Fairfax County Arlington
Washington, D.C. Prince George's County, MD |
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Termini | |
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Stations | 26 |
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Type | Rapid transit |
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System | Washington Metro |
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Operator(s) | Washington Metropolitan Area Transit Authority |
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Rolling stock | 3000-series, 6000-series, 7000-series |
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Opened | November 20, 1978; 45 years ago (November 20, 1978) |
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Line length | 26.4 mi (42.5 km) |
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Number of tracks | 2 |
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Character | At-grade, elevated, and underground |
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Track gauge | 4 ft 8+1⁄4 in (1,429 mm) |
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Electrification | Third rail, 750 V DC |
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![Map](https://maps.wikimedia.org/img/osm-intl,a,a,a,290x240.png?lang=en&domain=en.wikipedia.org&title=Orange_Line_%28Washington_Metro%29&groups=_1a4f406a7f11349c54b0ec0b28cea2e12aa3955a) Orange Line highlighted in orange
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Multiple services sharing track
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All stations are accessible
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Washington Metro system map
The Orange Line is one of the six rapid transit lines of the Washington Metro system, consisting of 26 stations in Fairfax County and Arlington in Northern Virginia; Washington, D.C.; and Prince George's County, Maryland, United States. The Orange Line runs from Vienna in Virginia to New Carrollton in Maryland. Half of the line's stations are shared with the Blue Line and over two thirds are shared with the Silver Line. Orange Line service began on November 20, 1978.