Town Hall Address 26 North Main Street, P. O. Box 29 Marlborough, CT 06447 United States- Hartford County Website http://www.marlboroughct.net Town Clerk 860-295-6206 https://connecticut-townclerks-records.com/User/Login.aspx?ReturnURL=/index.aspx United States Tax Collector 860-295-6205 United States Assessor 860-295-6201 https://marlboroughct.mapgeo.io/?latlng=41.636349%2C-72.45678&zoom=12 United States Building 860-295-6202 United States Zoning 860-295-6202 United States Probate Court Region #14 (PD-14) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property > town taxes Town Hall Hours Monday, Wednesday and Thursday – 8:00 to 4:30, Tuesday – 8:00 to 7:00, Friday – 8:00 to 12:00 Water Source Well and Septic Sewer Source Well and Septic County Hartford