Town Hall Address 8 Campus Drive Madison, CT 06443 United States- New Haven County Website http://www.madisonct.org Town Clerk 203-245-5672 https://www.uslandrecords.com/ctlr/ United States Tax Collector 203-245-5641 PO Box 587 United States Assessor 203-245-5652 http://gis.vgsi.com/madisonct/ United States Building 203-245-5618 United States Zoning 203-245-5632 United States Water 800-286-5700 United States Probate Court Madison-Guilford (PD-34) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property > town taxes Town Hall Hours Monday to Friday – 8:30 to 4:00, Summer hours (May June July August), Mon-Weds 8:30-4:00 , Thurs 8:30-6pm, Fri- 8:30-2pm Water Source Well and Septic Sewer Source No Sewer County New Haven