Run Thru Reston Half Marathon & 5K
About this race
The Reston Runners are hosting the 14th annual Run Thru Reston Half Marathon & 5K on Sunday, April 25, 2027, 7:30 AM
The racecourse has some rolling hills on beautiful, paved trails. The course will be well marked and lined with friendly and supportive volunteers to boost your spirits along the way. The half marathon and 5K races will both start on the track at South Lakes High School. The Half Marathon will start at 7:30 am, followed by the 5K start at 7:45 am. Both races will finish on the track at South Lakes HS.
The 5K race is perfect for walkers and families who are there to support their half marathon runner. We do not allow pets or strollers on the course.
We provide an extensive post-race feast for all race participants and volunteers. The courses are amply supported with eager volunteers, porta-potties (for the Half Marathon), race-course water and Gatorade. Runners and volunteers receive a technical race shirt and other goodies at packet pick up. Race shirts are guaranteed to participants if they register by April 1, 2025.
Registration Fees:
Half Marathon: Through November 30: $85
December 1 through December 31: $90
January 1 through March 31: $95
April 1 through Race Day: $100
Half Marathon participants will receive a custom bib, commemorative technical shirt, logo duffle bag, socks, and finisher medal
5K: through November 30: $40
December 1 through December 31:$45
January 1 through Race Day (April 27): $50
5K participants will receive a custom bib, technical race shirt, and finisher medal
Online registration will remain open through Race Day, April 25 at 7:00am. All registration must be completed online.
There will be no late/race day paper registration.
Packet pick up:
Saturday, April 24, 10:00am-2:00 pm at South Lakes HS (11400 South Lakes Dr., Reston, VA 20191)
Race Day, Sunday, April 25 starting at 6:00 am at South Lakes HS.
Awards for the Half Marathon and 5K
* Top 3 overall Male & Female winners
* Top 3 male & female finishers in each of the following age groups: Under 15 (for 5K only), 15-19, 20-24,
25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79 and 80 & Over.
Note: Runners are eligible for a single award.
Thank you for registering for the Run Thru Reston HALF Marathon and 5K on Sunday, April 26, 2026. We are very excited to have you join us! Contact us with any questions rtrinfo@restonrunners.org. join our Facebook page, on Instagram @restonrunners or check out our website www.restonrunners.org for updates.
Pick your distance
Running
Half Marathon
5K
Typical race-day weather
Based on 2 years of Open-Meteo archive data for this event's race dates in Reston, plus the 3 days either side.
The sun rises at 6:18 AM and sets at 7:55 PM local time (EDT) in Reston on April 25, 2027 — 13h 37m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
Done this event?
If you've participated in this event, share your experience with other runners
Other races near Reston
Different organizers, within 40 miles, in the next three months
=PR= Races: South Lakes 10K
=PR= Races - Turkey Day 5K & 1 Mile
Reston Triathlon
Hopecam 5K
🏃 Plan Your Next Race in Reston
Find upcoming events by distance:
- Reston 5K Races 9 races
- Reston Running Calendar 2026 16 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 22 Reston events
Spotted something wrong? Tell us and we'll fix it.