Colney Heath will face Berkhamsted in the final of the Dudley Latham Memorial Cup on Monday, May 4.
The game will be played at the Boundary Stadium, home of Oxhey Jets.
The Magpies beat local rivals London Colney in the quarter-final before narrowly edging St Margaretsbury 1-0 in the final four.
Berkhamstead knocked out Sun Sports in their last eight tie and defeated Holmer Green 4-2 to reach the final.
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