Welcome to the home page for the Treasurer's/Tax Collector's Office for the City of Monongahela.
For information concerning Earned Income Taxes, go to the Washington County Tax Collection District website at www.wctcd.org or Keystone Collections Group website at www.keystonecollects.com.
City Hall Building
449 West Main Street, Monongahela PA 15063
Monday through Friday 8:30-12:00 and 12:30-4:30
City Treasurer/Tax Collector
Deputy Tax Collector:
We accept cash*, checks, money orders, and credit card payments over $20.00 (twenty dollars).
*Please note if paying with cash it must be the exact amount.
PSD Code - 631204