Town Hall Address 203 Middlesex Avenue Chester, CT 06412-1200 United States- Middlesex County Website http://www.chesterct.org Town Clerk 860-526-0013 Ext. 510 https://connecticut-townclerks-records.com/User/Login.aspx?ReturnURL=/index.aspx United States Assessor Ext. 512 http://www.propertyrecordcards.com/searchmaster.aspx?towncode=026 United States Water 800-286-5700 United States Probate Court Saybrook (PD-33) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property, town taxes, sewer assessment, sewer use Town Hall Hours Monday, Wednesday and Thursday – 9:00 to 12:00 and 1:00 to 4:00, Tuesday – 9:00 to 12:00 and 1:00 to 7:00*Town Clerk and Selectmen's Office. Other offices close at 4:00 PM, Friday – 9:00 to 12:00 Water Source CT Water Company, Also well and septic Sewer Source Tax Collector County Middlesex