Date
April 19, 2026
Field Size
Small (<500)
PR Score
97.2 / 100
BQ Rate
7.3%
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Course features rolling hills, with elevation changes that test endurance and strategy throughout.
BQ rate is 7.3%, which indicates a competitive field working towards qualifying for Boston.
Small field size of 439 finishers promotes an intimate racing experience, reducing congestion at key points.
The race takes place in April, providing a spring backdrop with potential for mild weather but also the possibility of rain.
With a PR score of 97.18, the Delaware Marathon is a rolling hills course that challenges runners to maintain their rhythm across varied terrain. Located in Wilmington, this race combines a tight-knit community atmosphere with the scenic beauty of the Brandywine Valley. Runners appreciate the manageable size, as the 439 finishers create a less crowded experience, allowing for a more personalized race day.
Delaware Marathon is an Emerging BQ venue — a legitimate qualifier for committed runners, though BQ rates are still building as the race grows. Historically, around 7.3% of finishers have posted Boston-qualifying times here. The course profile rewards runners who execute a well-paced effort from the start.
Focus on maintaining effort rather than pace as you navigate the hills; use downhill sections to recover and plan for the ascents ahead. Be conservative early on to ensure energy reserves for the closing miles, where the terrain can become more challenging.
No elevation data was found in the course profile file.
Historical average based on 3-year data for this race date
Temp
68.7°F / 47.9°F
Conditions
Partly Cloudy
Precipitation
0.01 in
Wind
11.6 mph
Historical averages · Source: Open-Meteo · Actual conditions will vary
Typical conditions: Cool to mild (45–65°F), variable conditions. Spring race-day temperatures can shift quickly — check the forecast in the week before and plan your kit for a range of conditions.
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