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Running Calendar near Montgomery County 2025-2026

Monthly updates for Montgomery County

Get new running races (and updates) in your inbox every month.

Explore the top running races near Montgomery County for 2025-2026! We've gathered 174 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
December 2025
Dec
20
Sa

Candy Cane 10k

5 km 10 km
Dec
20
Sa

Rudolph’s Race Half Marathon

5 km Half Marathon
Dec
21
Su

Winter Wonderland 10k

5 km 10 km
Dec
21
Su

Santa’s Sleigh Half Marathon

5 km Half Marathon
Dec
21
Su

Frosty 5K - Fairfax

5 km
Dec
24
We

Mistletoe Madness 10k

5 km 10 km
Dec
24
We

Christmas Eve 10k

5 km 10 km
Dec
26
Fr

Boxing Day 10k

5 km 10 km
Dec
28
Su

SocaRobics Old Year's Day Skeleton Crew Fun Run

4 km
Dec
31
We

Running Out of Time 12k

5 km 12 km
Dec
31
We

FVLD Fun Run & Walk

5 km
January 2026
Jan
1
Th

New Year's Day - Herndon

5 km
Jan
1
Th

DC New Year's 10k

5 km 10 km
Jan
1
Th

MCRRC New Year's Day

5 km
Jan
1
Th

Predictions and Resolutions 5K

5 km
Jan
1
Th

New Day * New Year 5k & HNY Fun Run

Jan
3
Sa

Run at the Boathouse 10k

5 km 10 km
Jan
4
Su

Hains Point 10k

5 km 10 km
Jan
10
Sa

Chill Chase 10k

5 km 10 km
Jan
10
Sa

Winter Carderock Half

5 km 10 km Half Marathon