Home / Denver & Boulder / July 2027

Races near Denver in July 2027

7 races on the calendar for July. Listed by date, with prices and early-bird deadlines where the race publishes them.

Oct 2026Nov 2026Dec 2026Jan 2027Feb 2027Mar 2027Apr 2027May 2027Jun 2027Jul 2027Aug 2027Sep 2027

• Sun4Jul

  Let Freedom Run 5k/10k - Louisville

  Sun Jul 4 · 7:30 AM · Louisville · Denver Suburbs

  5K10K

  from $35Goes up Mar 1
• Sat10Jul

  All-Out Dog Days

  Sat Jul 10 · 7:00 AM · Westminster · Denver Suburbs

  5K10KHalf marathonTrail

  from $35Goes up Jan 11
• Sat10Jul

  Cookie Chase

  Sat Jul 10 · 8:00 AM · Denver · Denver

  5K

  from $30Goes up Feb 28
• Sat17Jul

  Summer Splash Prairie Dog Half, 10k, & 5k

  Sat Jul 17 · 6:30 AM · Castle Rock · Denver Suburbs

  5K10KHalf marathonTrail

  from $39Goes up Apr 18
• Sat17Jul

  Heatwave Half Marathon/5K/10K - Denver

  Sat Jul 17 · 7:00 AM · Denver · Denver

  1 mile5K10KHalf marathon

  from $22Goes up Jan 19
• Sun25Jul

  Spirit of the West 5K Run/Walk

  Sun Jul 25 · 7:00 AM · Golden · Foothills & Mountains

  5K

  from $35Goes up Jul 5
• Sat31Jul

  Eat. Run. Adopt. 10K

  Sat Jul 31 · 10:00 AM · Berthoud · Fort Collins & Loveland

  10K

  from $20Goes up May 2