Butterfield and Vallis 5K which this year will be run under a slightly different format.

The event will see a separate race for primary and secondary schoolchildren, the younger pupils running 2.8 kilometres and the secondary students the full distance.

The school challenge will feature teams of five from various schools with the top three to score in each team.

Both races, as well as the main event, start and finish at the Butterfield and Vallis forecourt on Woodlands Road, the 2.8K at 9.00 a.m. followed by the 5K at 9.15 a.m.

Race entries closed last night and numbers should be picked up today from the Sportseller in Hamilton between 10.00 a.m. and 2.00 p.m.