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Naperville Marathon

Naperville, IL

Race Dates

2017: TBD
2016: Sunday, October 23, 2016

Course Information

Profile: Mostly Flat
Type: Loop
Surface: Road/Pavement
Certified?: Yes

Race Day Weather

Mean Temp.: 50°F (10°C)
Average High: 60°F (15°C)
Average Low: 40° F (4°C)

Historical Weather

PR Score & Course Score

PR Score: 98.88
Course Score: 98.88

Race Size

2017: No Results
2016: 655 Finishers
2015: 819 Finishers

BQ Percentages

2017: N/A
2016: 11%
2015: 10.6%

Miscellaneous Information

Pace Groups?: Yes

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Course Description

The 2017 Naperville Maraton has been cancelled.

**New Course for 2016 (updated with revised course released in October)**

Marathon Rankings

The Naperville Marathon was the 120th largest marathon in the U.S. last year and was the 104th largest in 2015.

Last year 11% of finishers qualified for the Boston Marathon and 10.6% of runners qualified for Boston in 2015.

This gives the Naperville Marathon the 174th highest percentage of Boston Marathon qualifiers in the U.S. last year and the 171st highest percentage in 2015.

Its Course Score of 98.88 ranks it as the 204th fastest marathon course in the U.S. and the 9th fastest course in Illinois.

The typical race time temperature and humidity levels are within the ideal range for optimal marathon performance. This, coupled with the Course Score, gives the Naperville Marathon a PR Score of 98.88. This PR Score ranks it as the 146th fastest marathon in the U.S. and the 5th fastest in Illinois.

Learn more about PR Scores and Course Scores on the FAQ page.

Elevation Chart

Max Elevation: 753 feet (229m)
Min Elevation: 643 feet (196m)


Ratings & Reviews: None

Finish Time Equivalent

If you ran the Naperville Marathon in 3:27:00, what would your time in the Boston Marathon be?

See how your race times would compare on other marathon courses using the Marathon Time Converter Tool.