Magnets beat Hemingbrough courtesy of goals from Jordan Willoughby and Adam Field, while Osbaldwick scored in each half to see off Pocklington Town.
Andrew Bilton and Tom Wheatland were the marksmen.
Brooklyn gained a 4-2 victory against derby visitors Malton & Norton to maintain third position. Dave Thompson and Mikey Brown got a pair apiece for the hosts, with Curtis Drummond and Matty Reeves replying.
Tockwith and Hamilton Panthers drew 3-3. Darren Brandon hit a brace for Panthers, whose third came from a Danny Murphy header.
In division two, Heslington beat Cliffe 5-1. Joe Cox hit two goals, with Alex Sutherland, Andy Gray and Martin Pepper also scoring. Si Houlder netted for Cliffe.
Haxby came from 4-2 down at half-time to salvage a point in a 5-5 thriller with Thorpe United. James Gilbertson hit the target twice for Haxby to add to goals from Paul Scaife, Nathan Green and a Dale Waddington penalty.
Thorpe’s scorers were Davy Cryer, Glen Littlewood, Matthew Muscroft, Louis Blackwell and Chris Harkin.
Strensall beat Barmby Moor 4-0 with goals by Chris Quantock, Johnny Cooper, Charlie Coupland and Jason Heslop.