Peter Monrad of Wanganui Harriers Club beat the field home in the 10km long walk closely followed by Marie O'Leary.
Year 10 Wanganui Collegiate student George Lambert was first home in the 10km run and his sister Sarah Lambert was the first female runner to make the finish line.
Collegiate student Zac Bellamy (year 11) made it home first in the 5km short course run.
All the students are training for the upcoming North Island cross country championships.
Marie O'Leary arrived back at Kowhai Park ahead of all the other 10km long course walkers.
St George's students Jack and Ella Carver-Vitens with their dogs Lexie and Bitzi dressed as superhero family The X team although rottweiler Lexie let the side down by getting her tutu skirt muddy.
"She can be a bit of a doofus," said Ella.
Shema, a 13-year-old Basenji kept her leopard print costume immaculate as she accompanied her owner Maggie Moss on the 5km walking event.
"Basenji are African hunting dogs so I thought the pattern was appropriate and I modified an old rug," said Maggie.
Organiser Gene Toyne said it was great to see the sun out as it was wet and cold for the 2017 event.