This article by David Wildstein is published by New Jersey Globe. Here is an excerpt:

In the counties that represent 95% of the state’s population, one political party controls every county office, and voters in 18 of New Jersey’s 21 counties have little electoral say beyond the primary election of the majority party – if any.

Only Atlantic, Cumberland and Salem have a vibrant two-party system at the county level, where both parties hold county posts and where Democrats and Republicans have a chance to win elections.  The other 18 counties – maybe with one or two exceptions – show little hope for the party out of power.

Democrats control all countywide elected positions in Bergen, Burlington, Camden, Essex, Gloucester, Hudson,  Mercer, Middlesex, Passaic, Somerset and Union.  Every county elected official in Cape May, Hunterdon, Monmouth, Morris, Ocean, Sussex and Warren are Republicans.

Read the full article here.