The race follows the straightened Witham downstream to the finish line at Boston Rowing Club boathouse, 660 m north of the first bridges in Boston (overlapping road and rail bridges). One lock is present in the course.
The racecourse runs from the straightened Witham river downstream to the finish line situated at the Boston Rowing Club boathouse, positioned about 660 m north of the first set of bridges spanning the road and rail lines in Boston. A single lock or barrier is included in the route.