Whether you’re waiting for a connection or traveling on a bus or train, RTD is focused on providing a Welcoming Transit Environment every step of your journey.

An RTD (Resistance Temperature Detector) is a sensor whose resistance changes as its temperature changes. The resistance increases as the temperature of the sensor increases.

Transportation Options for Your Lifestyle With more than 170 bus routes, 10 rail lines, and many specialty services, RTD makes it easy to get around town. Hop on board today. Plan a Trip …

Shop for RTD bus and train tickets, passes, and more at the Regional Transportation District's online store.

The RTD element is made from a pure material whose resistance at various temperatures has been documented. The material has a predictable change in resistance as the temperature …

Find RTD rail and bus schedules, route maps, and route alerts for transit service in Denver, Boulder and surrounding cities in Colorado.

The RTD bus system operates 365 days a year, offering service at more than 9,000 bus stops across 8 counties in the Denver metro area.

Plan your trip with real time information on RTD rail and bus for transit service in Denver, Boulder and surrounding cities in Colorado.

With light and commuter rail lines to more than 50 stations throughout the metro area, where do you want to go today?