County	No. of members	Election frequency	Representation	Notes	References
Atlantic	9	Staggered elections	Five freeholders represent equally-populated districts, four are elected at-large	Popularly-elected county executive	[2]
Bergen	7	Staggered elections	Elected at-large	Popularly-elected county executive	[3]
Burlington	5	Staggered elections	Elected at-large	Freeholder Director is elected annually by the Board from among its members	[4]
Camden	7	Staggered elections	Elected at-large		[5]
Cape May	5	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January	[6]
Cumberland	7	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January; appointed County Administrator	[7]
Essex	9	Concurrent elections	Five freeholders represent equally-populated districts, four are elected at-large	Freeholder President and Vice President serve one-year terms; popularly-elected county executive	[8]
Gloucester	7	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director
Hudson	9	Concurrent elections	Nine freeholders represent equally-populated districts	Popularly-elected county executive
Hunterdon	5	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January
Mercer	7	Staggered elections	Elected at-large	Board has a Chair and Vice-Chair, these positions are rotated amongst board members each year; popularly-elected county executive
Middlesex	7	Staggered elections	Elected at-large	In January of each year, the Board reorganizes, selecting one Freeholder to be Freeholder Director and another to be Freeholder Deputy Director; Freeholder Director appoints Freeholders to serve as Chairpersons and members on the various committees which oversee county departments
Monmouth	5	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January
Morris	7	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January
Ocean	5	Staggered elections	Elected at-large	Appointed County Administrator
Passaic	7	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January
Salem	7	Staggered elections	Elected at-large	In January of each year, the Board reorganizes, selecting one Freeholder to be Freeholder Director and another to be Freeholder Deputy Director. Appointed County Administrator
Somerset	5	Staggered elections	Elected at-large	Appointed County Administrator
Sussex	5	Staggered elections	Elected at-large
Union	9	Staggered elections	Elected at-large	Appointed County Manager
Warren	3	Staggered elections	Elected at-large	Freeholder Director and Freeholder Deputy Director elected from Board at annual reorganization meeting in January. Appointed County Administrator