City of Deer Park Utility Billing & Payments

$94.35 is the minimum monthly utility bill for residential customers in Deer Park. This amount gives 4,000 gallon consumption allowance and is charged $.90 per thousand gallons thereafter. **Utility rates were increased January 2026.

• Water Rate: $33.95

• Sewer Rate: $60.40

• Monthly bill $94.35

Bills are mailed the last working day of the month & are due by the 15th of the following month.

Utility bills become delinquent at 30 days past due & a delinquency fee of $26.00 will be charged to the account. If delinquent amount is not paid by the date indicated on the notice, water service will be terminated & an administrative fee of $32.00 will be assessed. Once water services are terminated all charges & fees must be paid in full before services will be reinstated.

$88.05 is the monthly minimum utility bill for commercial customers in Deer Park. This amount gives 4,000 gallon consumption allowance and is charged $.90 per thousand gallons there after for water and $.80 for sewer. **Utility rates were increased effective January 2026.

Bills are mailed the last working day of the month & are due by the 15th of the following month.

Utility bills become delinquent at 30 days past due & a delinquency fee of $26.00 will be charged to the account. If delinquent amount is not paid by the date indicated on the notice, water service will be terminated & an administrative fee of $32.00 will be assessed. Once water services are terminated all charges & fees must be paid in full before services will be reinstated.

The City of Deer Park offers reduced rates to low-income senior and low-income disabled customers on water, sewer, and solid waste utilities provided by the City.  The program includes both homeowners and renters who are the head of the household and live in a residence in the City and receive City of Deer Park water and sewer services bills and/or Waste Management solid waste services bills.

The requirements that must be met to receive this 20% discount is as follows:

• Senior Customer- Must be 62 years of age or older. Annual household income must be $50,000 or less for a single person or $50,000 or less for a married person.
• Disabled Customer- Must be 18 years of age or older & is disabled as defined in Deer Park Municipal Code 3.38.020 . Total annual household income must be $50,000 or less for a single person or $50,000 or less for a married person.

PAYMENT OPTIONS

The City of Deer Park offers several convenient ways to pay your utility bill:

Mail Payment
City of Deer Park
P.O. Box F
Deer Park, WA 99006

City Hall Drop Box
A secure silver drop box is located on the west side of the City Hall parking lot. For security reasons, please deposit checks only—do not place cash in the drop box.

Pay by Phone
Make a payment, check your account balance, or access your utility account 24 hours a day through our automated phone system.

Phone: 1-833-403-1575

Online Payments
The City of Deer Park is pleased to offer a convenient online payment system through Invoice Cloud. Residents can:

• Pay utility bills 24/7
• Set up automatic payments
• Pay by debit card, credit card, or e-check
• View account balances and payment history

Visit: www.invoicecloud.com/cityofdeerparkwa