Traffic & Transportation in Gaithersburg
Gaithersburg's transportation picture combines MARC commuter rail access with a genuinely car-dependent suburban core outside the walkable Downtown Crown/Kentlands districts.
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Learn moreMARC commuter rail into Union Station
The MARC Brunswick Line serves Gaithersburg, offering a real, practical commuter-rail connection into Washington, DC's Union Station.
Practical airport access
Washington Dulles International and Ronald Reagan Washington National are both a real, practical drive from Gaithersburg, roughly 30-45 minutes depending on traffic and route.
Genuinely car-dependent outside the walkable core
Beyond Downtown Crown, RIO Lakefront, and Kentlands, Gaithersburg remains genuinely car-dependent, consistent with much of suburban Montgomery County.
Key takeaways
- MARC Brunswick Line commuter rail connects Gaithersburg to Union Station in Washington, DC.
- Dulles and Reagan National airports are both a real, practical 30-45 minute drive away.
- Gaithersburg is genuinely car-dependent outside its walkable Downtown Crown/Kentlands core.
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