B100 (New York City bus)

b100
Mill Basin-Midwood Line
Quentin Road/Fillmore Avenue Line
A 2012 New Flyer C40LF (591) on the Mill Basin-bound B100 at Quentin Road & Ocean Avenue in 2025
Overview
SystemMTA Regional Bus Operations
OperatorMTA Bus Company
GarageSpring Creek Depot
VehicleNew Flyer C40LF CNG
Began serviceFebruary 3, 1960
Route
LocaleBrooklyn, New York, U.S.
Communities servedHomecrest, Midwood, Marine Park, Flatlands, Mill Basin
StartMill Basin - National Drive & Mill Avenue (last drop-off)
56th Drive & Strickland Avenue (first pick-up)
ViaQuentin Road, Fillmore Avenue, East 66th Street
EndHomecrest - East 16th Street and Quentin Road
at Kings Highway ( B   Q  trains)
Length4.3 miles (6.9 km)
Other routesBM1 Mill Basin/Midtown/Downtown
Service
Operates5:00 AM - 1:00 AM
Annual patronage1,048,537 (2024)
TransfersYes
TimetableB100
 B84  {{{system_nav}}}  B103 

The B100 is a bus route in the New York City borough of Brooklyn. Originally operated by Command Bus Company, the bus route is now operated by MTA Bus Company, running between Homecrest and Mill Basin.