Official forms are free. Get your unsigned permit package prepared for $29; government fees are separate.
Mercer County, NJ building permits
Mercer County has 12 municipalitys. None has a researched PermitsWise package yet, so each town below links to its listing and a request option. The statewide guides and forms still apply in every town.
Municipalities
East Windsor Township
Coming soon — request East Windsor Township
Ewing Township
Coming soon — request Ewing Township
Hamilton Township
Coming soon — request Hamilton Township
Hightstown Borough
Coming soon — request Hightstown Borough
Hopewell Borough
Coming soon — request Hopewell Borough
Hopewell Township
Coming soon — request Hopewell Township
Lawrence Township
Coming soon — request Lawrence Township
Pennington Borough
Coming soon — request Pennington Borough
Princeton
Coming soon — request Princeton
Robbinsville Township
Coming soon — request Robbinsville Township
Trenton
Coming soon — request Trenton
West Windsor Township
Coming soon — request West Windsor Township
Statewide guides for Mercer County projects
State forms used
Permit preparation questions
Are official permit forms free?
Yes. Official permit forms are free to download; the $29 price is for PermitsWise preparation assistance.
What does the $29 package include?
A permit package filled with your information for your review. Government fees are separate; required signatures and office confirmation remain your responsibility.
Is PermitsWise a government agency?
No. PermitsWise is an independent preparation service, not affiliated with any government. A prepared package is not permit approval.