
Hartford, United States of America · Saturday 30 May 2026
Hartford has long been a cultural and historical hub in Connecticut, with tree-lined neighborhoods and a genuine sense of community that makes for a welcoming running environment. The city sits along the Connecticut River and boasts a mix of urban infrastructure and green spaces, giving runners a chance to experience New England character without the crushing hills that dominate many races in the region. For a May marathon, Hartford offers mild spring weather and the kind of local support you get from a smaller, less crowded event compared to the big-name races elsewhere in the Northeast. The Nutmeg State Marathon itself takes advantage of the region's geography with a course that stays predominantly flat to gently rolling, which is a genuine asset for anyone hoping to run their own race without fighting elevation. The course ranges between 20 and 48 meters above sea level, so while you won't face any serious climbing, you'll still get some subtle undulation to keep things from feeling monotonous over 42.2 kilometers. This is a road-based race, so expect pavement throughout, which means the consistent surface will be easier on your joints but demands respect for your pace discipline on the flatter sections where it's tempting to go out too fast. Racing in May gives you decent conditions without the summer heat or humidity that can make spring marathons in the Northeast miserable. The relatively modest elevation profile and road surface make this the kind of race where training and effort matter more than course difficulty, so it's a good option if you're hunting for a personal record or simply want a straightforward, honest marathon experience in a place that genuinely values having runners around.
Adjusted Time
3:50:27
Time difference: -9.6 minutes compared to a flat, road, temperate course.
Nutmeg State Marathon is a full marathon held in Hartford, United States of America, scheduled for Saturday 30 May 2026. The course is run on road surface with 0m of total elevation gain, reaching a maximum altitude of 48m above sea level.
This is a very flat course with only 0m of total elevation gain across the full distance. The course ranges from 20m to 48m above sea level — a 28m elevation range that makes it one of the flatter races available. Runners targeting a personal best will appreciate the minimal climbing.
Based on historical weather data for May, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 8°C to 17°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a moderate chance of rain (35%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Nutmeg State 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 Nutmeg State 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 marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Nutmeg State Marathon against other marathons to find the right race for your goals.
Virginia Beach, United States of America
Charlottesville, United States of America
Dearborn, United States of America
Wenatchee, United States of America
Abilene, United States of America
St. Louis, United States of America