| Ground
|
Street level
|
Entrances/exits, pavilion, station house, fare control, station agents, LIRR ticket booth, MetroCard and OMNY machines
|
| Barclays Center
|
| Connection to Atlantic Terminal shopping mall
|
Basement 1
Eastern Parkway platforms
|
Side platform 
|
| Northbound local
|
←  toward Wakefield–241st Street (Nevins Street)
←  toward Harlem–148th Street (Nevins Street)
←  toward Woodlawn late nights (Nevins Street)
|
| Northbound express
|
← toward Woodlawn (Nevins Street)
←  weekdays toward Dyre Avenue or Nereid Avenue (Nevins Street)
|
| Island platform
|
| Southbound express
|
→ toward Crown Heights–Utica Avenue (New Lots Avenue select rush hour trips) (Franklin Avenue–Medgar Evers College) →
→ weekdays toward Flatbush Avenue–Brooklyn College (Franklin Avenue–Medgar Evers College) →
|
| Southbound local
|
→ toward Flatbush Avenue–Brooklyn College (Bergen Street) →
→ ( late nights) toward New Lots Avenue (Bergen Street) →
|
| Side platform
|
Basement 1
LIRR platforms
|
Track 1
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Platform A, island platform
|
| Track 2
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Track 3
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Platform B, island platform
|
| Track 4
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Track 5
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Platform C, island platform
|
| Track 6
|
→ Atlantic Branch services toward Jamaica and points east (Nostrand Avenue) →
|
| Basement 2
|
Mezzanine
|
Passageway between platforms
|
Basement 3
Brighton platform
|
Northbound
|
←  weekdays toward Bedford Park Boulevard or 145th Street (DeKalb Avenue)
←  toward 96th Street (DeKalb Avenue)
|
| Island platform
|
| Southbound
|
→ weekdays toward Brighton Beach (Seventh Avenue) →
→ toward Coney Island–Stillwell Avenue via Brighton (Seventh Avenue) →
|
Basement 3
Fourth Avenue platforms
|
Northbound local
|
←  toward Forest Hills–71st Avenue (Whitehall Street–South Ferry late nights) (DeKalb Avenue)
←  toward Norwood–205th Street late nights (DeKalb Avenue)
←  toward Astoria–Ditmars Boulevard late nights (DeKalb Avenue)
←  toward Astoria–Ditmars Boulevard (select weekday trips) (DeKalb Avenue)
|
| Island platform
|
| Northbound express
|
← toward Norwood–205th Street (Grand Street)
← toward Astoria–Ditmars Boulevard or 96th Street (select weekday trips) (Canal Street)
|
| Southbound express
|
→ toward Coney Island–Stillwell Avenue via West End (36th Street) →
→ toward Coney Island–Stillwell Avenue via Sea Beach (36th Street) →
|
| Island platform
|
| Southbound local
|
→ toward Bay Ridge–95th Street (Union Street) →
→ toward Coney Island–Stillwell Avenue late nights (Union Street)→
→ toward 86th Street (select weekday trips) (Union Street) →
|
