The daytime population exceeds on million. The County borders on Hudson, Passaic and Essex counties of New Jersey and abuts on several New York State counties and Hudson, Rockland County of New York State and the Hudson River.
All fire departments are part of local government and funded through property taxes.
The fire hazard potentials range from the densely populated east with many high rises structures, the heavily industrialized south and the residential communities in the central and northern areas of the County. In addition there are 470 miles of county and municipal roadways. This vast highway system creates a major transportation corridor from New York City and State southward. Therefore, much reliance is placed on mutual aid agreements. Nine mutual aid groups are operating in Bergen County.