Burlington County is a county located in the U.S. state of New Jersey. The county seat is Mount Holly. The county seat had been in Burlington, but as population moved away from the Delaware River a more central location was needed. As of 2000, the population was 423,394.

Adjacent counties

The following municipalities are located in Burlington County. Unincorporated areas are listed within the municipalities in which they are situated. The type of government is listed in parentheses where it is not included in municipality name: