Essex County :

Essex County is a county in the northeastern part of New Jersey.

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The county's population is 808,285, making it the state's third-most populous county. The county has an area of 129.631 square miles. The wide area of Eastern Essex has significant pockets of high population, high building density, and high poverty.

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Belleville, Bloomfield, Caldwell, Cedar Grove, East Orange, Essex Fells, Fairfield, Glen Ridge, Irvington, Livingston, Maplewood, Millburn, Montclair, Newark, Nutley, Orange, Roseland, Short Hills, South Orange, Verona, West Orange, West Caldwell