⚠️ 2027 edition: provisional information
The date is estimated from the 2026 edition (July 26, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.
Available distances
About
The PR Birthday Bash 5K takes place in Ashburn, Loudoun County, on July 25, 2027, celebrating the birthday of Potomac River Running. The 5K starts at 8:00 a.m., followed by a 1K Fun Run at 8:05 a.m.
Combining sport and celebration, the event is aimed at experienced runners as well as those who simply want to enjoy a day out with family or friends.
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Races nearby
Other upcoming races around Ashburn.
Women Run This Town Community Fun Run
Mar 13, 2027 · Ashburn, VA · 1 mi away
Jingle Bell RO Ck & Run
Dec 12, 2026 · Ashburn, VA · 2 mi away
6.2 mi · 3.1 mi · 1 mi
Run with Santa 5K - VA
Dec 6, 2026 · Reston, VA · 9 mi away
3.1 mi
Fall Backyard Burn 5M/10M Trail Running Series-Race #2
Nov 22, 2026 · Reston, VA · 13 mi away
5 mi · 10 mi
Tunnel Hill 100 & 50 mile runs
Nov 9, 2026 · Vienna, VA · 16 mi away
100 mi · 50 mi
Founders Half Marathon
Dec 13, 2026 · Bethesda, MD · 16 mi away
13.1 mi