Home / Denver & Boulder / Winter 2026-27 / Half marathons
Winter half marathons near Denver (2026-27)
Updated
18 half marathons are on the calendar near Denver in winter 2026-27, starting with All-Out Fa La La on Saturday, December 5 in Westminster. That covers December to February. 6 of them publish an upcoming price increase, so signing up early saves money.
All winter races5K races (34)10K races (21)Half marathons (18)Trail races (5)
By date
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from $50Goes up Nov 22
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Run for Breast Cancer 5K/10K/13.1 Denver/Aurora
Sat Dec 12 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Sunrise Marathon 5K/10K/13.1 Denver/Aurora
Sat Dec 12 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
A Merry Christmas Run 5K/10K/13.1 Denver/Aurora
Sat Dec 26 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
New Year's Run 5K/10K/13.1 Denver/Aurora
Sat Dec 26 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
from $50Goes up Dec 27
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MLK Jr. Freedom Run 5K/10K/13.1 Denver/Aurora
Sat Jan 16 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Sunrise Marathon 5K/10K/13.1 Denver/Aurora
Sat Jan 16 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Coffee Lover Run Denver/Aurora
Sat Jan 30 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Run for Donut Denver/Aurora
Sat Jan 30 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Time Travel Half-Marathon/5K/10K - Denver
Sat Jan 30 · 9:00 AM · Westminster · Denver Suburbs
1 mile5K10KHalf marathon
from $20Goes up Oct 27 -
from $45Goes up Nov 7
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Old Man Winter Bike Rally & Run
Sun Feb 7 · 9:30 AM · Lyons · Fort Collins & Loveland
5K10KHalf marathon
from $49Goes up Nov 2 -
Run for Chocolate 5K/10K/13.1 Denver/Aurora
Sat Feb 13 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Valentine's Day Run 5K/10K/13.1 Denver/Aurora
Sat Feb 13 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
from $25Goes up Nov 1
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Run For Mental Health Denver/Aurora
Sat Feb 27 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30 -
Run Together Against Breast Cancer Denver/Aurora
Sat Feb 27 · 7:30 AM · Centennial · Denver Suburbs
1 mile5K10KHalf marathon
from $30
Other seasons near Denver
Quick answers
How many half marathons are near Denver in winter 2026-27?
18 half marathons are listed near Denver in winter 2026-27. The first is All-Out Fa La La on Saturday, December 5 in Westminster, and the last is Run Together Against Breast Cancer Denver/Aurora on February 27.
What is the cheapest half marathon near Denver in winter 2026-27?
Time Travel Half-Marathon/5K/10K - Denver on January 30 has the lowest listed entry fee: $20. Prices are before the registration platform's processing fee.
When does the next early-bird price end for half marathons near Denver?
Time Travel Half-Marathon/5K/10K - Denver: the 5K goes from $32 to $36 after October 27. 5 more of these half marathons publish a later price increase.
Are there half marathons or marathons near Denver in winter 2026-27?
Yes: 18 half marathons and 0 marathons. The first is All-Out Fa La La on December 5.