Ms Leadbeater has held the seat for Labour with a slim majority of just 323 votes ahead of Conservative candidate Ryan Stephenson.
George Galloway, representing the Workers Party, finished in third place.
Our photographer Bruce Fitzgerald has been at the count at Cathedral House in Huddersfield throughout the night.
Here is a selection of his images.
12. Covid-secure
Social distancing and screens are among the Covid-secure measures in place at the Batley and Spen by-election count
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