Roswell, United States of America · Saturday 6 March 2027
Set a personal record (PR) at the 2027 Spring Blast 5K, 10K, and Half Marathon on a flat course at an elevation of 3,671 feet. All runners and walkers are encouraged to participate in these races. Choose the distance best for you on these out-and-back courses run on paved roads. Roswell’s average temperatures in early March range from the mid-thirties to the low seventies. All three races have the same start and finish points. The courses are located on the Eastern New Mexico University-Roswell campus and around the Roswell Air Center. There is easy access and plenty of available free parking. Race proceeds will be donated to the ENMU-Roswell Foundation for student scholarships. We strive to provide safe, well-supported races. EMS will be present along this well-marked course with aid stations approximately every two miles. The course will remain open for 4 hours.
Adjusted Time
1:40:47
Time difference: -4.2 minutes compared to a flat, road, temperate course.
ENMU - Roswell Spring Blast 5K, 10K, & Half Marathon is a half marathon held in Roswell, United States of America, scheduled for Saturday 6 March 2027. The course is run on road surface with 0m of total elevation gain, reaching a maximum altitude of 0m above sea level. For registration and full race details, visit the official ENMU - Roswell Spring Blast 5K, 10K, & Half Marathon website.
This is a very flat course with only 0m of total elevation gain across the full distance. The course ranges from 0m to 0m above sea level — a 0m elevation range that makes it one of the flatter races available. Runners targeting a personal best will appreciate the minimal climbing.
ENMU - Roswell Spring Blast 5K, 10K, & Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for ENMU - Roswell Spring Blast 5K, 10K, & Half Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
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