Mercer County Building Codes (New Jersey)

Search for Mercer County, NJ building code information. A building code search provides information on local building codes, building code violations, building regulations, building rules, approved building plans, rejected building plans, renovation regulations, building code investigations, building inspections, and abatement orders.


Building Departments in Mercer County, New Jersey create and enforce building codes and zoning rules to ensure the construction of safe buildings. As part of this job, Building Departments maintain records on Mercer County building codes, reviews of building codes, and record any changes to the code requirements or regulations. They also review and approve building and renovation plans to make sure they meet building codes, and they typically keep records on approved and rejected plans. Mercer County Building Department records can identify building codes, find records of Mercer County violations, and locate approved building plans. These building code documents are often available online through the local Building Department website.

Borough Zoning Hightstown NJ 148 North Main Street 08520 609-490-5112

Hopewell Building Department Hopewell NJ 4 Columbia Ave 08525 609-466-2570

Hopewell Planning and Zoning Department Hopewell NJ 4 Columbia Avenue 08525 609-466-1492

Lawrence Township Zoning Lawrence NJ 2207 Lawrenceville Road 08648 609-844-7076

Mercer County Planning Department Trenton NJ 640 South Broad Street 08611 609-989-6545

Princeton Township Building Department Princeton NJ 400 Witherspoon Street 08542 609-921-7078

Princeton Zoning Princeton NJ 400 Witherspoon Street 08542 609-921-1359

Trenton Zoning Trenton NJ 319 East State Street 08608 609-989-3096


Town and City Halls in Mercer County, New Jersey provide municipal services for their community, including issuing and enforcing building codes. The Town or City Hall is responsible for ensuring compliance with building codes and investigating possible Mercer County building code violations. They keep records on building codes as well as any changes to the building code, and they may also review and approve building and renovation plans. The Town or City Hall typically has records on approved and rejected plans, investigations of Mercer County building code violations, and any punishments or abatement plans for code violations. These records can be useful for prospective Mercer County property buyers and property owners, and they are typically available through the Town or City Hall website.

Trenton City Hall Trenton NJ 319 East State Street 08608 609-989-3000

Washington Township City Hall Trenton NJ 1 Washington Blvd 08691 609-918-0002