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Silver Comet Half & Full Marathon

Mableton, Georgia, United States

calendar_today 31 Oct, 2026

directions_run Running

sell $80.00 – $100.00

About the Event

The Silver Comet Half Marathon & Full Marathon are out and back USATF Certified races held entirely on the beautiful Silver Comet Trail just outside Atlanta in Mableton Georgia the last Saturday of each October. The marathon is a Boston Qualifier event.

Our grass root events are perfect for first timers or competitive runners seeking PRs. The Silver Comet Trail is beautiful and provides a flat and fast course.

Please find more information at SilverCometRaces.com

Runners may also be interested in the Silver Comet 10K on the 2nd Saturday of March every year - continues to be the flattest and the fastest 10K in the Atlanta metro area! Come snag your best AJC Peachtree Road Race qualifying time! This is a point to point race starting from 4875 Floyd Road, Mableton GA to Finish at Silver Comet Trailhead 4573 Mavell Road, Smyrna GA

Races Offered

15th Annual Silver Comet Marathon

Oct 31, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

07:15

sell

$100.00

26th Annual Silver Comet Half Marathon

Oct 31, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

07:45

sell

$80.00

Weather History

These values represent the 3-year monthly averages for October in Mableton.

thermostat Temperature

12.2° / 22.8°

wb_sunny Feels like

10.2° / 21.1°

light_mode Avg sunshine hours

9h 20m

water_drop Avg rainfall

1.2 mm

ac_unit Avg snowfall

—

air Avg wind speed

10.9 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.0)

humidity_mid Humidity

68.7%

wb_twilight Sunrise

07:44

nightlight Sunset

19:03

About Mableton

Learn more about the host city, Mableton.

Mableton is a city in Cobb County, Georgia, United States. Voters of the unincorporated area of Mableton approved a referendum to incorporate on November 8, 2022, and six council members were elected on March 21, 2023, with Michael Owens elected as mayor of Mableton in the 2023 Mableton mayoral election. According to the 2020 census, the census-designated area Mableton had a population of 37,115.