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Half Marathons found in August

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Half Marathons in August 2026

Find A Race is the US's favourite event listings site. Check out our list of August 2026 Half Marathons below.

Race Calendar: Half Marathons found in August

🚀Boosted

2026 Haulin Aspen

Bend, Oregon
Sat 08 Aug 26
$80.50 - $117.60
🚀Boosted

Ninja 5K, 10K, & 13.1M at Camas, WA (32)

Camas, Washington
Sat 08 Aug 26
$33.80 - $70.90
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Flagstaff Run Series

Flagstaff, Arizona
Sat 20 Jun 26 - Sat 08 Aug 26
$54.98 - $231.11

Next Step Training - Half Full Marathon

Columbia, Maryland
Tue 30 Jun 26 - Tue 27 Oct 26
$115.00

Fleet Feet Buffalo Summer Training Program

Buffalo, New York
Sun 05 Jul 26 - Thu 01 Oct 26
$80.50

Team Vark

Bethlehem, Pennsylvania
Sat 11 Jul 26 - Sat 10 Oct 26
$91.10

NYC Summer Half, 5 Miler

New York, New York
Sat 01 Aug 26
$239.50

Ninja 5K, 10K & 13.1M at Richmond, KY (32)

Richmond, Kentucky
Sat 08 Aug 26
$33.80 - $70.90

Bagel Run 5K/10K/13.1 NYC

New York City, New York
Sat 15 Aug 26
$32.80 - $69.90

Run for PB& J 5K/10K/13.1 NYC

New York City, New York
Sat 15 Aug 26
$32.80 - $69.90

Bagel Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
Sat 15 Aug 26
$32.80 - $54.00

Beer City Half™ SLAM

Fremont, California
Sat 15 Aug 26
$56.65 - $109.65

Run for PB& J 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
Sat 15 Aug 26
$32.80 - $54.00

2026 Wyeast Trailfest

Mt. Hood, Oregon
Sat 15 Aug 26
Free

Run for Breast Cancer 5K/10K/13.1 NYC

New York City, New York
Sat 29 Aug 26
$32.80 - $69.90

Run for Breast Cancer 5K/10K/13.1 SACRAMENTO

Sacramento, California
Sat 29 Aug 26
$32.80 - $64.60

Sloth Run 5K/10K/13.1 NYC

New York City, New York
Sat 29 Aug 26
$32.80 - $69.90

Medal Madness 5K & 13.1M at Wilmington, NC (35)

Wilmington, North Carolina
Sat 29 Aug 26
$33.80 - $70.90

Sloth Run 5K/10K/13.1 SACRAMENTO

Sacramento, California
Sat 29 Aug 26
$32.80 - $64.60
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