The Spireites youth team came from behind to win 3-1 at the Proact against their counterparts from Mickleover Sports FC in the FA Youth Cup second qualifying round.
In driving rain, the visitors went ahead inside the opening minute when a cross from the left was met by Brodie Carter who beat Dylan Wharton with a low first-time shot.
Chesterfield's first effort of note came from Javanne Smith, whose effort from distance went just over.
Matthew Fuertado then put a glancing header wide and Smith just failed to find a way through in the area. Chandler Gibson also shot wide from inside the area.
The visitors went close to extending their lead when Charlie Harrison headed against the bar.
Fuertado put an effort off-target while, at the other end, Ted Stevenson's shot was deflected wide.
Fuertado went close to equalising when his goalbound header was cleared for a corner.
Fuertado was in the thick of the action again, firing in a shot which forced a good save from Luke Tappin and then shooting wide.
The Spireites levelled in the 41st minute when Smith swung over a cross from the right and Geeves planted his header beyond Tappin.
In the closing stages of the half, Jack Moore-Billam tested Tappin with a shot and Gibson missed the target with a free-kick.
Mickleover's Josh Satchwell shot wide and Niall Cole put a long-range effort wide.
Alexander Netherwood put the Spireites ahead and Smith made it 3-1 with a fine finish from just inside the area.
Wharton, Emery, Gibson, Geeves, Wilkinson, Brook, Clogg (Garwood), Fuertado, Smith (Papworth), Moore-Billam (Moss), Netherwood.
Unused substitutes: England, Wild, Tansley.