Payment Options

Pay by Mail

Mail your payment in the return envelope provided and be sure to include the remittance stub portion of the billing. To ensure proper credit to your account please include your account number on your check. Mail your payment to:

City of Issaquah
Utility Billing
P.O. Box 3825
Seattle, WA 98124-3825

Please make payments by check or money order payable to City of Issaquah.

Pay in Person

From 9 a.m. to 5 p.m. Monday through Friday, cash, check or money order payments are accepted at the Finance Department, located on the second floor of City Hall, 130 E. Sunset Way.

After hours, at the same location, drop off your payment at the drop slot, located just to the left of the elevator.


Enjoy the benefits of no postage to pay, no checks to write and no late fees to worry about. Have your payment automatically withdrawn from your checking or savings account with Issy Easy Pay, an automated payment withdrawal service that is a free, simple, safe and convenient option to bill paying. View the Easy Pay Brochure and Form (PDF) to learn more.

Online Bill Payer Payments

You may choose to pay your Issaquah utility bill through your bank's online bill payer service. Be sure to specify your utility billing account number, which is in the following number format: XX-XXXX-XX. For example, 00-1234-00. This will insure quick crediting of your payment once it is received in our office.

In some instances, your financial institution may send us a payment by mail. In these instances a delay of five to seven business days may occur in the processing of your payment.

Special Senior Discounted Utility Rate

The City of Issaquah is providing financial assistance for eligible senior residents. The Special Senior Discounted Utility Rate program offers financial assistance of a 75% discount off the minimum water and sewer billings for qualifying senior residents. It also excludes you from paying the stormwater fee.

To see qualifying requirements and to apply, please visit the Low-Income Senior Utility Discount page.