Town Hall Address 101 Field Point Road Greenwich, CT 06830 United States- Fairfield County Website http://www.greenwichct.org Town Clerk 203-622-7897 https://www.uslandrecords.com/ctlr/ United States Tax Collector 203-622-7893 Mon-Fri 8:30-3:30 United States Assessor 203-622-7885 Mon-Fri 8:00-4:00 United States Building 203-622-7754 Hours vary United States Zoning 203-622-7894 Mon-Fri 8:00-3:30 United States Water 800-732-9678 United States Probate Court Greenwich (PD-54) Tax Adjustment Uniform Fiscal Year- July, January Tax District Yes. Please refer to "Tax District" information on page 1 of the guide. Indices General Index > real property > town taxes > sewer assessment > sewer use Town Hall Hours Monday to Friday – 8:00 to 4:00 Water Source Aquarion Water Company, Also well and septic County Fairfield