N.J. Stat. § 54:3-6
The salaries of the members of the several boards shall be paid biweekly in a biweekly amount by the State Treasurer upon warrants drawn by the Director of the Division of Budget and Accounting in the Department of the Treasury. Each biweekly payment shall be made at a time fixed by the State Treasurer and the Director of the Division of Budget and Accounting, but not later than the tenth working day following the biweekly period for which the salary is due. Salaries shall not be less than the amounts that follow: In counties having a population of more than 500,000, an annual salary of $20,125; in counties having at least 275,000 and not more than 500,000 inhabitants, an annual salary of $18,250; in counties having at least 200,000 and less than 275,000 inhabitants, an annual salary of $17,625; in counties having at least 150,000 and less than 200,000 inhabitants, an annual salary of $17,000; except as hereinafter provided, in counties having between 75,000 and 150,000 inhabitants an annual salary of $16,375; except as hereinafter provided, in counties having not more than 75,000 inhabitants, an annual salary of $15,750; in counties bordering upon the Atlantic ocean, and having not less than 50,000 nor more than 150,000 inhabitants, an annual salary of $17,000.
The president of each county board shall, in addition to the above, receive the further sum of $2,000.00 per annum. For the purposes of this section, "population" means the most recent official population count of each county of this State as reported by the New Jersey Department of Labor, Office of Demographic and Economic Analysis.
N.J.S. § 54:3-6