Division of Tax Assessment 
Donald Kosul, C.T.A.
Municipal Tax Assessor
E-Mail: dkosul@hamiltonnj.com
Vickie Butchon, C.T.A.
Senior Assistant Tax Assessor
E-Mail: vbutchon@hamiltonnj.com
Hamilton Township, Mercer County
Division of Tax Assessment
2090 Greenwood Avenue
PO Box 00150
Hamilton, NJ 08650-0150
Phone: 609-890-3654
Fax: 609-890-3685
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