
From the Organizer
The infamous Jingle Dash 5k, 10k & Fun Run. All ages and speeds welcome to run, trot and gallop through the South Riding streets! We encourage costumes and ugly sweaters and friends to wear them with!
Awards presented to the overall top 3 men and women in the 5k and 10k. Please note that signups after 11/10 are not guaranteed a shirt or medal.
South Riding Proprietary Residents: reminder to enter your exclusive coupon code at checkout to save $5 on your registrations!
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
49°
Typical Low
31°
Chance of Rain
33%
Based on US Climate Normals data from Washington Dc Dulles Ap, 5 mi from the venue.
Host City
Elevation
362 ft
Nearest Airport
IAD
Washington Dulles International Airport · 5 mi
Time Zone
Eastern Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Jingle Dash 10K, 5K, and Fun Run, put it on the calendar, and turn “someday” into a start date.
180
Days to train
Coming Up
=PR= Races: Run with Dad 5K
5 miles away
=PR= Races: Firecracker 5K for the Troops presented by Leidos
5 miles away
Dulles 5K/10K on the Runway
Less than a mile away
Bikes & Beers Herndon
5 miles away
From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
The 10K is the distance where running stops feeling like a starting point and starts feeling like a sport. Long enough to require a real training block. Short enough that race day is fully manageable for a first-timer who's put in the work.
Race day energy at a 10K is community at its best — strangers cheering you by name, people moving toward the same goal, an atmosphere that solo training can't replicate. It's fast enough that you'll spend the whole race pushing rather than managing your effort.
This is also the distance that builds the base for everything else. Most athletes who go on to run half marathons, do triathlons, or compete in HYROX started here. What you need: running shoes fitted to your stride, a training plan, and the race on your calendar. The registration is what makes the deadline real.
How long to train: 4–8 weeks for most fitness levels.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Frequently Asked Questions (FAQs)
Jingle Dash 10K, 5K, and Fun Run
Dec 5, 2026