Earls Barton completed an historic treble after sealing the division one championship last week.
A big win over Orchard Park left Barton needing a single point to claim the title.
And they did so on Thursday with victory over Burton.
The win gives the holders of the Gorrell Barnes and Division One Knockout cups an unassailable lead at the top of division one.
Second place is still wide open despite Corby Locos’ 3-0 win over Kislingbury.
Locos still have a game in hand but need to take three points from those games to be assured of the runner-up spot.
Gretton ended the season with a 12-0 battering against Wootton.
In the Premier Division Cup, two second-half goals from Adey Redmond gave Moulton victory over Ringstead at Sixfields.
Milton are guaranteed a top-four finish thanks to a 1-0 win over Welford. Jimmy Marks got the decisive goal.
Andy Seaton and Ollie Anderson were both on target for Blisworth but couldn’t prevent them from losing 4-2 at Stanion Quantum Print.
Champions Harpole will finish at least 11 points clear of the division’s runners-up thanks to a 4-0 win at Corby Pegasus.
Wollaston ended their division two season with victory over derby opponents Old Grammarians.
In division three, Sam Scarman scored twice in SPA’s defeat at Walgrave. Phil O’Brien got the other as they went down 4-3.
Drayton Grange shared the spoils in a 2-2 draw with Titchmarsh.
In the reserve premier division, champions Blisworth ended the season on a high with a 19th league win against Ringstead.
Chris Madden scored three as deposed champions Weldon defeated Bugbrooke A to move into second spot.
The reserve division one title may be in the bag but that has not stopped Stanion looking to set a record margin at the top of the table.
Luke McCauley netted three and there were braces for Mark Watson and Dan Barker in the mammoth win over Medbourne.
Nick Coles also got two for Welford in the win over Weldon A.
Orchard Park ended the season with victory over bottom side Bugbrooke B.
In reserve division two, both West Haddon and Titchmarsh signed off with victories over Strip Mills and Higham respectively.