Home / Denver & Boulder / Fall 2026 / 5K races
Fall 5k races near Denver (2026)
Updated
45 5k races are on the calendar near Denver in fall 2026, starting with Living Water 5K and Family Fun Walk/Jog on Saturday, October 17 in Denver. That covers September to November. 23 of them publish an upcoming price increase, so signing up early saves money.
All fall races5K races (45)10K races (16)Half marathons (11)Trail races (13)
By date
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Reg. closed
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Reg. closed
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from $35
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Reg. closed
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from $10Goes up Oct 19
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Apex Foundation Trick or Trot 5K & Halloween Hunt Powered by REP Fitness
Sat Oct 24 · 9:00 AM · Arvada · Denver Suburbs
1 mile5K
from $10Goes up Oct 24 -
from $20
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from $36
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Halloween Trick or Trot Run 5K/10K/13.1 Denver/Aurora
Sat Oct 31 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
Reg. closed -
PB&J Fuel Run 5K/10K/13.1 Denver/Aurora
Sat Oct 31 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
Reg. closed -
from $15
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from $45Goes up Oct 18
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from $25
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from $35Goes up Oct 31
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from $10Goes up Oct 31
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from $50Goes up Oct 19
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Turkey Trails- Denver
Sat Nov 7 · 8:00 AM · Littleton · Denver Suburbs
1 mile5K10KHalf marathonTrail
from $22Goes up Oct 19 -
City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)
Sat Nov 7 · 9:00 AM · Denver · Denver
5K10K
from $50Goes up Oct 31 -
12th edition Sole Mates 5k & Brew Fest presented by Shoes & Brews and Left Hand Brewing
Sat Nov 7 · 9:30 AM · Longmont · Fort Collins & Loveland
5K
from $60Goes up Nov 6 -
from $25Goes up Oct 26
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from $30Goes up Nov 7
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Run for Mental Health 5K/10K/13.1 Denver/Aurora
Sat Nov 14 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Veterans Day Freedom Run 5K/10K/13.1 Denver/Aurora
Sat Nov 14 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Salute to Veterans 5K/10K/Half Marathon - Denver
Sat Nov 14 · 8:00 AM · Aurora · Denver Suburbs
5K10KHalf marathon
from $15Goes up Nov 8 -
from $45
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from $15Goes up Nov 14
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from $19Goes up Nov 12
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Turkey Trek (13.1, 10k, 5k & 2k)
Sat Nov 21 · 8:30 AM · Arvada · Denver Suburbs
2K5K10KHalf marathon
from $29Goes up Nov 1 -
from $35Goes up Nov 4
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from $36Goes up Nov 21
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from $20Goes up Nov 14
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Parker Parks and Recreation Turkey Day 5K FUN Run/Walk
Thu Nov 26 · 8:00 AM · Parker · Denver Suburbs
5K
from $38Goes up Nov 12 -
from $44Goes up Nov 14
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from $40Goes up Nov 1
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from $35Goes up Nov 1
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from $27Goes up Oct 26
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from $20Goes up Nov 14
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from $20Goes up Oct 31
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from $40Goes up Nov 21
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from $30Goes up Nov 26
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Coffee Lovers Run 5K/10K/13.1 Denver/Aurora
Sat Nov 28 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Thanksgiving Gobble Trot Run 5K/10K/13.1 Denver/Aurora
Sat Nov 28 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30
Other seasons near Denver
Quick answers
How many 5k races are near Denver in fall 2026?
45 5k races are listed near Denver in fall 2026. The first is Living Water 5K and Family Fun Walk/Jog on Saturday, October 17 in Denver, and the last is Thanksgiving Gobble Trot Run 5K/10K/13.1 Denver/Aurora on November 28.
What is the cheapest 5K near Denver in fall 2026?
Race to Cure Sarcoma Denver on October 24 has the lowest listed entry fee: $10. Prices are before the registration platform's processing fee.
When does the next early-bird price end for 5k races near Denver?
I Ain't Scared (of 5k): the 5K goes from $45 to $50 after October 18. 22 more of these 5k races publish a later price increase.
Are there half marathons or marathons near Denver in fall 2026?
Yes: 10 half marathons and 0 marathons. The first is Halloween Trick or Trot Run 5K/10K/13.1 Denver/Aurora on October 31.