West Sussex County Council has given notice that the county elections will be held on May 2.
Crawley Conservatives will announce their candidates on April 5.
Candidates for the Liberal Democrats and UK Independence Party are expected to be released next week.
Crawley Labour Party - which holds three county seats - has announced nine candidates, with all but one already a member of Crawley Borough Council.
Incumbent councillors Labour leader Brenda Smith (Langley Green & West Green) and Chris Oxlade (Bewbush & Ifield West) will be defending their seats.
They will be joined on the campaign trail by borough council opposition leader Peter Lamb, who will contest Northgate & Three Bridges from the Conservatives, currently held by Bob Burgess.
Michael Jones will take on the Tories in Southgate & Crawley Central, a seat held by Howard Bloom.
Newcomer Sue Mullins will challenge the Conservatives for Ifield East & Gossops Green, currently held by Keith Blake.
Brian Quinn will be hoping to win Broadfield, a seat held by Conservative Alan Quirk.
The Tory seat held by Crawley Borough Council leader Bob Lanzer will be contested by Labour’s Peter Smith. David Shreeves will take on Richard Burrett-held Tory seat Pound Hill & Worth.
Colin Moffatt, Labour, will take on Duncan Crow who holds Tilgate & Furnace Green for the Conservatives.