Colfax Avenue, at nearly 50 miles in length stretching across the Denver metro ... Use the map below as your guide, and avoid the areas in pink to stay out of marathon-related traffic jams.

DENVER (KDVR ... the last runner. The course loops around Sloan’s Lake and City Park, as well as the Rocky Mountain College of Art and Design campus. A race course map can be found here.

Runner’s World+ members get access to these ultimate 5K training guides (along with half marathon, 10K, and marathon plans ... Most race websites will include a course map along with an elevation ...

The crowds on Boylston Street near the finish line are regularly the biggest along the Boston Marathon course, so you will want to use public transportation and get there early if you're headed ...

Race officials also establish 26 medical stations along the course. Covering 26.2 miles from the suburbs into the city, the historic route of the Boston Marathon brings world-class athletes racing ...

Here's a map of the course: The marathon is a USA Track & Field sanctioned event with a certified course. In fact, the course is one of the fastest and flattest in the U.S., organizers say.

Most course maps indicate where the aid stations are located on the course, which is really important in a half marathon and full marathon. For example, the Chicago Marathon usually has about 20 ...

Here are the course maps for the other major races in the Detroit marathon weekend. For more detailed maps, head to the marathon website. Major road closures due to the Detroit marathon this ...

Here are the course maps for the other major races in the Detroit marathon weekend. For more detailed maps, head to the marathon website. Southbound Woodward Avenue starting at Adelaide Street I ...

Here are the course maps for the other major races in the Detroit marathon weekend. For more detailed maps, head to the marathon website. Northbound streets off Jefferson Avenue will be limited.

Community Cheer Zones Community cheer zones are located throughout the Bank of America Chicago Marathon course and are organized by run clubs, nonprofit organizations and businesses. A full map of ...

It is a flat, fast course considered one of the world’s six major marathons. But it didn’t start out that way — nor was it called the Chicago Marathon. It began as the Mayor Daley Marathon ...