Challenge yourself at the Big Lime Weekend, or start your Triathlon journey with just one event! Located in the historic Hartlepool Marina, along the Seaton promenade taking in the expansive sandy beaches.

Event Schedule

Friday 12th August, 7pm - Predictor Swim 

750m open water swim in enclosed Hartlepool Marina, submit your predicted swim time when entering and try and match it on the evening. The closest competitor to their predicted swim time will win a special prize.  

Saturday 13th August, 9am - Aquathlon 

750m open water swim in enclosed Hartlepool Marina, followed by a 5km run on a flat linear course along the promenade. 

Sunday 14th August, 8:10am -Triathlon 

750m open water swim in enclosed Hartlepool Marina, followed by a 20km cycle and 5km run on a flat linear course along the promenade. 

If you don't want to enter the Triathlon individually we also have the option of entering as a relay to split the disciplines. 

Select our Triple Lime Challenge option to enter all three races, receiving the Friday swim for free!

Course guide video click here

Why Big Lime?

• Closed road event
• Fast flat course along Seaton Promenade (perfect for beginners or smashing a PB)
• Open water swim within enclosed Hartlepool Marina
• Cheering crowds, spectators and marshals
• Free T-shirt for Triathlon competitors
• 96.15% of competitors from 2021 would participate in 2022
• 10 years of Triathlon events

All entry options are below, please ensure you have selected the correct race prior to entry.

Please submit all event enquiries to participation@hartlepool.gov.uk

More information is also available via Get Hartlepool Active