Below are the official 2021 high school football playoff brackets in supersection featuring Big Central Conference teams, calculated and released by Gridiron New Jersey, and confirmed official by the NJSIAA. Big Central teams are in bold.
Overall, 32 BCC teams qualified. Three area teams earned top seeds, including Hillsborough in Central Group 5, Union in North 2 Group 5 and Cranford in North 2 Group 4. Public playoffs are seeded by UPR. Non-public playoffs are seeded by committee. Dates and times of playoff games are TBA.
NORTH 5 SUPERSECTION
North 1 Group 5
8-Elizabeth at 1-East Orange
7-Columbia at 2-Ridgewood
6-Montclair at 3-Passaic Tech
5-Westfield at 4-West Orange
North 2 Group 5
8-Livingston at 1-Union
7-Hackensack at 2-Clifton
6-Union City at 3-Phillipsburg
5-Eastsdie (Paterson) at 4-Bridgewater-Raritan
SOUTH 5 SUPERSECTION
Central Group 5
8-New Brunswick at 1-Hillsborough
7-Egg Harbor at 2-Cherokee
6-Eastern at 3-North Brunswick
5-Williamstown at 4-Southern
South Group 5
8-Lenape at 1-Washington Twp.
7-Edison at 2-Manalapan
6-East Brunswick at 3-Toms River North
5-Old Bridge at 4-Kingsway
NORTH 4 SUPERSECTION
North 1 Group 4
8-Montgomery at 1-Northern Highlands
7-Chatham at 2-Ramapo
6-Ridge at 3-Woodbridge
5-Mt. Olive at 4-Morris Hills
North 2 Group 4
8-Linden at 1-Irvington
7-North Hunterdon at 2-Middletown South
6-Middletown North at 3-Sayreville
5-Colonia at 4-Randolph
NORTH 3 SUPERSECTION
North 1 Group 3
8-Summit at 1-West Morris
7-Wayne Valley at 2-West Essex
6-West Milford at 3-Lincoln
5-Nutley at 4-Old Tappan
North 2 Group 3
8-Demarest at 1-Cranford
7-Vernon at 2-River Dell
6-Warren Hills at 3-Sparta
5-Montville at 4-Pascack Valley
SOUTH 3 SUPERSECTION
South Group 3
8-Absegami at 1-Cedar Creek
7-Hopewell Valley at 2-Wall
6-Ewing at 3-Delsea
5-Rahway at 4-Somerville
Central Group 3
8-Oakcrest at 1-Rumson-Fair Haven
7-Triton at 2-Woodrow Wilson
6-Holmdel at 3-Manasquan
5-Delran at 4-Burlington Twp
SOUTH 2 SUPERSECTION
South Group 2
8-Monmouth at 1-Pt. Pleasant Boro
7-Sterling at 2-Willingboro
6-Haddon Heights at 3-Nottingham
5-New Providence at 4-Delaware Valley
Central Group 2
8-Barnegat at 1-Raritan
7-Bound Brook at 2-Bernards
6-Middle Twp. at 3-Haddonfield
5-Overbrook at 4-Hillside
NORTH 1 SUPERSECTION
North 2 Group 1
8-Butler at 1-Mountain Lakes
7-Cresskill at 2-Cedar Grove
6-Brearley at 3-Boonton
5-Wood-Ridge at 4-Weequahic
North 1 Group 1
8-Shabazz at 1-Park Ridge
7-Wallkill Valley at 2-Hasbrouck Heights
6-Kittatinny at 3-Newark West Side
5-Becton at 4-Wallington
SOUTH 1 SUPERSECTION
South Group 1
8-Maple Shade at 1-Woodbury
7-Burlington City at 2-Shore
6-Middlesex at 3-Woodstown
5-Asbury Park at 4-Penns Grove
Central Group 1
8-South Hunterdon at 1-Paulsboro
7-Keyport at 2-Salem
6-Gateway at 3-Audubon
5-New Egypt at 4-Gloucester City
NON-PUBLIC B
8-Immaculata at 1-DePaul
7-Morris Catholic at 2-Red Bank Catholic
6-St. Thomas Aquinas at 3-St. Joseph-Hammonton
5-Holy Spirit at 4-Hudson Catholic
Note: St. Joseph-Metuchen opted out of the state playoffs.