Denville close

Triathlon Calendar near Denville 2025-2026

Explore the top triathlons near Denville for 2025-2026! We've gathered 167 exciting races in the area. Check out our detailed list below to find your next local race.

February 2026
Feb
14
Saturday

Cupid's Chase Morristown

5 km
Feb
21
Saturday

Febapple Frozen 50M

Trail Run 10 mi 20 mi 50 km 50 mi
Feb
22
Sunday

NYCRUNS Central Park Half Marathon

21 km
Feb
22
Sunday

Racefaster through the Mall - Garden State Plaza, Paramus

5 km
March 2026
Mar
7
Saturday

Livingston Oval Ultra

Backyard Ultra 1 hr 3 hr 6 hr 12 hr
Mar
7
Saturday

Squatchapple - West Orange, NJ

Trail Run 11 mi 20 mi 50 km 50 mi
Mar
14
Saturday

Coach Mike O'Brien Memorial St. Patrick's Day Run 5K

5 km
Mar
14
Saturday

St. Paddy's Day 5K - Morristown

5 km
Mar
21
Saturday

Shamrock Shuffle B'ville

2 mi 5 km
Mar
21
Saturday

The Mt. Tammany 10

Trail Run 40 mi
Mar
22
Sunday

Garden State 10 Miler

5 km 10 mi
Mar
28
Saturday

The Albany IceBreaker Challenge 5K

5 km
Mar
29
Sunday

Morris County Empanada Trail Run

Trail Run 5 km 10 km
April 2026
Apr
11
Saturday

Spring SOMO Timed Trail Race

Trail Run 3 km 6 km ... 3 hr 6 hr
Apr
25-26
Sa - Su

Tri-State New Jersey Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km 50 km
Apr
25
Saturday

Wawayanda Trail Fest

Trail Run 21 km 50 km 50 mi 100 km
Apr
25
Saturday

Suzie's Color Run

5 km
Apr
26
Sunday

Bloomin' 5K

5 km
May 2026
May
2-3
Sa - Su

Xterra New Jersey

Trail Run Triathlon 5 km 10 km ... 39 km 42 km
May
3
Sunday

Superhero Half-Marathon

13 mi
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series