Kirkbymoorside wrapped up their impressive Division Four league campaign a 4-2 win over Selby Town Reserves.
Kirkbymoorside have won all 18 of their matches, scoring 98 goals along the way.
Second-placed South Milford, who have only dropped points to the league champions, gained a 9-0 victory over Huntington.
Robin Fossett, Stuart Wilson, Paul Moran and Charles Duffy all struck twice for the hosts, with Chris Smurthwaite also finding the target.
Dunnington virtually made certain that they will retain the Reserve A Championship with a 2-1 win over nearest rivals Dringhouses.
Liam Robertson gave ‘Houses a dream start with a 20 yard screamer after just 30 seconds, but the visitors hit back to ensure that the title will be secured with just two points from their remaining two games.
Relegated Church Fenton White Horse scored an upset with an 8-1 demolition of Copmanthorpe, for whom Tom Settle scored.
York RI won 7-2 at home to Haxby. Dave Clark and Danny Cates netted twice alongside single strikes from Josh Coulson, Sean Stockdale and Cameron Sanderson.
Jason Kelly and Shane Bogg replied.
Pocklington Town won 4-2 at Fulford to keep their slim hopes of promotion from Reserve B alive. Nick Shippley and Joe Konarksi hit Fulford’s goals.
The final match of the season in Reserve C saw a victory for champions Brooklyn as goals from Danny Foxton and Brad Spink gave them a 2-1 win at third-placed Poppleton.
Cliffe defeated Rufforth United with the only goal of the game to win their Reserve D Supplementary tie.