Town Hall Address 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States- Mercer County Website http://www.hamiltonnj.com County Clerk 609-890-3622 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States County Admin 609-890-3506 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States Assessor 609-890-3654 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States Tax Collector 609-890-3890 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States Attorney 609-890-3882 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States Mayor 609-890-3503 2090 Greenwood Ave. P.O. Box 00150 Hamilton, NJ 08650-0150 United States Municipal Court 609-581-4071 1270 Whitehorse-Mercerville Rd. Trenton, NJ 08619 United States County Mercer