DART Opens $2.1B Silver Line Regional Rail in Texas

DALLAS, United States – Dallas Area Rapid Transit (DART) commenced revenue operations on its $2.1 billion, 26-mile Silver Line regional rail corridor on October 25, 2025. The east-west route connects seven North Texas municipalities across Collin, Dallas, and Tarrant counties, establishing direct transit connectivity to Dallas-Fort Worth International Airport (DFW). The opening marked DART’s first major rail expansion in ten years and introduced European-built Stadler trainsets into the agency’s regional transit network.

What Is the Full Scope of This Project?

The Silver Line operates across 26 miles of the historic Cotton Belt Corridor between Plano and DFW Airport. The alignment incorporates ten passenger stations serving the communities of Addison, Carrollton, Coppell, Dallas, Grapevine, Plano, and Richardson. Intermodal connectivity includes transfers to three existing DART light rail lines: the Red Line at 12th Street and CityLine/Bush stations in Plano, the Green Line at Downtown Carrollton Station, and the Orange Line at DFW Airport Terminal B. Passengers can also interchange with Trinity Metro’s TEXRail commuter line at Grapevine and DFW Airport, linking transit networks across Collin, Dallas, Denton, and Tarrant counties. Rolling stock operations utilize custom-built Stadler diesel multiple units (DMUs) designed with low-floor boarding to meet universal accessibility standards. Construction on the corridor broke ground in 2019, financed through a mix of federal loans and local sales tax revenue bonds. To support transparency, DART published dedicated digital dashboards tracking monthly ridership and performance metrics comparing fiscal years 2025 and 2026 across bus, light rail, and commuter rail assets.

Key Project Data

How Does This Compare to Similar Projects?

DART delivered the 26-mile Silver Line through a six-year construction program between 2019 and 2025, maintaining corridor delivery while peer regional and intercity passenger rail programs faced structural delivery setbacks. California’s high-speed rail line missed consecutive procurement milestones on December 31, 2024, and December 1, 2025, without state rail authorities disclosing underlying causes for the schedule slippage (Source: CBS News, 2025). Fleet integration also posed severe timeline challenges internationally: the first of 130 TGV-M trainsets manufactured by Alstom for French national operator SNCF entered revenue service in November 2026, roughly two years past an initial target of late 2024 (Source: Railway Supply, 2026). Similarly, the United Kingdom’s High Speed 2 rolling stock contract required major operational reviews after platform dimensions at Manchester Piccadilly were found to be incompatible with the 400-metre train specifications ordered for the corridor (Source: Railway Supply, 2025). The total initial fleet acquisition value for DART’s Stadler trainsets was not disclosed in official agency project summaries. Independent verification of opening-quarter operational subsidy figures per passenger mile was not available at time of publication.

Editor’s Analysis

The Silver Line validates a growing North American pivot toward orbital suburban rail links that bypass central business districts while serving airport employment centers. International Union of Railways data recorded a 7% expansion in global rail passenger traffic in 2024 over 2023 levels, reflecting strong demand for regional connections outside core metro tunnels (Source: UIC, 2025). By providing circumferential connectivity between growing northern employment hubs like Plano and Richardson directly to DFW Airport terminals, DART minimizes radial congestion transfer bottlenecks across its existing central Dallas network.

FAQ

Q: What transit lines connect directly to the DART Silver Line?
A: Passengers can transfer to DART’s Red Line at 12th Street and CityLine/Bush stations, the Green Line at Downtown Carrollton, the Orange Line at DFW Airport, and Trinity Metro’s TEXRail at Grapevine and DFW Airport. These connection points provide direct passenger access across Dallas, Collin, Denton, and Tarrant counties.

Q: How much did the Silver Line cost to build, and when did work begin?
A: The project cost an estimated $2.1 billion to build, with construction starting in 2019. Commercial passenger operations began on October 25, 2025.

Q: Who manufactured the passenger trains for the Silver Line corridor?
A: Swiss train builder Stadler manufactured the diesel-electric multiple units operating on the 26-mile line. Specific contract values and maintenance terms for the fleet were not publicly disclosed by DART.