Payment Options

Starting on Monday, August 2, in-person public counter services will be offered from 7 AM – 2 PM Monday through Thursday at the Town’s Administrative Services Department, Community Development Department, Parks and Recreation Department and Public Works Department. Visitors to all Town offices will be required to wear face masks.  

Financial Assistance for Households - Emergency Rental Assistance Program (ERAP) 
For additional information visit County of Sonoma website Financial Assistance.

Drought and Water Conservation 
For additional information visit the Town's Water Conservation or call 707-838-1004

After business hours
Email ub@townofwindsor.com or visit townofwindsor.watersmart.com to view virtual forms

To Make a Payment - 4 Convenient Methods

  1. Online by visiting townofwindsor.watersmart.com First time logging in: enter your utility account number as it appears on your statement (xx-xx-xxxxxxx-xx) not the customer number. 
  1. In Person at the Town's utility billing payment drop box located at 9291 Old Redwood Highway, Building 300 in front of the Windsor Police Department. 
  2. AutoPay via WaterSmart by visiting townofwindsor,watersmart.com First time logging in: enter your utility account number as it appears on your statement (xx-xx-xxxxxxx-xx) not the customer number. 
  3. Mail to P.O. Box 100, Windsor, CA 95492.
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There are several ways to pay your utility bill. 

  • Pay Your Bill Online
    • From the link above you will be redirected to the Town's WaterSmart portal. Once you have established a user account and are connected to your utility account, you have the following payment options:
      • Pay Online - we accept American Express, Visa or MasterCard (debit or credit card), and eCheck
      • AutoPay (AP) - you may elect to use your checking or savings account, and debit or credit card to automatically debit with the option to update or modify your credit card information anytime 
    • Go PAPERLESS by having your bi-monthly statement sent to your email address.
  • Other payment options:
    • Mail - send your payment and stub in the return envelope enclosed with your statement
    • Phone - contact us at 838-1004 to pay over the phone
    • In Person - visit us at 9291 Old Redwood Highway, Building 300A, Monday - Thursday 7:00 am to 6:00 pm
    • Drop Box - located at 9291 Old Redwood Highway, left of the Police Department main entrance