9:00 am. Enhance your fitness and show your grit on this challenging 5K or 10K course that will carry you through the heart of scenic Mountain City and into the beautiful countryside of Johnson County. This community driven event raises money for underfunded extra curricular activities at Johnson County High School and Middle School. All money raised goes directly to the programs and the kids.
Apr 17, 2027
Distance — 10K
Type — Running
09:00
$25.00
Apr 17, 2027
Distance — 5K
Type — Running
09:00
$25.00
These values represent the 3-year monthly averages for April in Mountain City.
Learn more about the host city, Mountain City.
Mountain City is in Eastern Tennessee, in the northeastern corner of the state. It is the county seat of Johnson County.
Read more launchRead what other athletes have to say about their experience at the Mountain City Mammoth 5K/10K.
Be the first to share your experience with the community!
Spotted an error or missing detail about the Mountain City Mammoth 5K/10K? Help us improve.
Explore other exciting events happening in this same region.
location_on Abingdon, Virginia, US
calendar_today Oct 03, 2026
location_on Boone, North Carolina, US
calendar_today Sep 26, 2026
location_on Washington, Virginia, US
calendar_today Oct 03, 2026
Hand-picked events we think you’ll love.
Oct 17, 2026
24rd Annual Lainie Weade Memorial ride. 2026 Tour de Tugaloo STARTING POINT: Tugaloo Bend Park 2104 Yonah Dam Rd Toccoa…
Read more
Jan 16, 2027
** Event T-shirts are only guaranteed if you register for the early bird special, by 1/3/2027, availability for those w…
Read more
Nov 28, 2026
Course Records - William B. Umstead Start Park Set a NEW course record & win a $10 gift code! 5K - Male: C. Silver - 18…
Read more
Oct 03, 2026
It's the second running of The Pastry Road Race and YES, it's a Pastry qualifier! Everyone qualifies for a pastry after…
Read more
