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Running Calendar near Williamstown 2025-2026

Monthly updates for Williamstown

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

Explore the top running races near Williamstown for 2025-2026! We've gathered 127 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
17
We

The Light Run

3 mi
Dec
20
Sa

Reindeer Run 5k - Egg Harbor City

5 km
Dec
21
Su

Browning Ross Winter Series 5K

5 km
Dec
26
Fr

Pineland Striders Boxing Day 5K

5 km
Dec
27
Sa

The Best Races - Central Waterfront

5 km 10 km 13 mi
Dec
28
Su

Browning Ross Winter Series 5K

5 km
Dec
31
We

New Year's Eve Run: Run into

5 km 5 mi
January 2026
Jan
1
Th

Williamstown Badgers Hangover Run

5 km
Jan
1
Th

Swarthmore Recreation Association's New Year's Day 5K

5 km
Jan
3
Sa

The Best Races - Central Waterfront

5 km 10 km 13 mi
Jan
4
Su

Browning Ross Winter Series 5K

5 km
Jan
10
Sa

Mayor's Icicle Ten Miler

5 km 10 mi
Jan
11
Su

Tyler Brown's "I Hate to Run" Memorial

5 km
Jan
11
Su

Browning Ross Winter Series 5K

5 km
Jan
17
Sa

The Best Races - Central Waterfront

5 km 10 km 13 mi
Jan
18
Su

Browning Ross Winter Series 5K

5 km
Jan
25
Su

Browning Ross Winter Series 5K

5 km
February 2026
Feb
1
Su

Browning Ross Winter Series 5K

5 km
Feb
7
Sa

The Best Races - Central Waterfront

5 km 10 km 13 mi
Feb
8
Su

Browning Ross Winter Series 5K

5 km