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To pay online:

  1. Locate the account number at the upper and center of your paper invoice. This identifies the property being charged.
  2. Locate the 6 or 7-digit site number at the lower center of your invoice. This identifies you and your billing address for the property being charged.
  3. Use the online payment system to pay with a credit card or e-check.

To pay by your bank’s bill-payer service:

If you use your bank’s bill payer service, please note: 

  • When setting up this service, the information provided should include the account number. This will ensure quick posting of your payment once it is received in our office. 
  • Some banks will print out a check and then mail to our office. In these instances, it may take 5-7 days to process your payment. 
  • Send bill-payer payments to our mailing address at:  201 S Jackson St Rm 710, Seattle, WA  98104.

To pay by mail:

  1. Return a check and the lower portion of your invoice using the blue return envelope included with your bill or mail to: King County Finance, 201 S Jackson St Ste 710, Seattle, WA 98104.
sample invoice
Contact Us

Phone: 206-296-1450

Fax: 206-263-6073