Due to the increase in
active cases of COVID-19 in Grant County, the Assessorís
Office will be closed to the public as of 8:00am Monday
March 23, 2020. If you need our services, please call
us at (509)754-2011 ext. 2683. Our forms are available
online and we will explain how to file them
electronically. For those forms that cannot be done
electronically, you can mail them in or we may make an
appointment with you to come in.
You may email
anyone in our office, the email addresses are all listed
on the County website at
Thank you for your
patience during this emergency.
Mon - Fri 8:00a.m. to 5:00p.m.
Annex on the 1st floor Room 107
Telephone: (509) 754-2011 ext 2683
Toll Free: (inside Washington) (800) 572-0119
MapSifter-Includes Maps and District Information
Now Multi Browser
Compatible! Feel free to use your browser of choice.
MapSifter is no longer Silverlight dependant.
TaxSifter-Includes Assessor and Treasurer
The "Sales Search" tool allows
for the selection of sales based on various
criteria. The results are presented in a tabular
fashion. The information can be copied and pasted
into most spread sheet and/or word processing
MapSifter Option: Using
the legend located in the lower left corner of the
MapSifter start screen, select which years of sales
to be displayed. "Zooming in" will allow for the
sales to appear. Clicking on a sale provides a
call-out bubble which enables parcel number link and
the ability to see the property details within the
TaxSifter web application.
Helpful Hint: Open both
TaxSifter and MapSifter before starting any sales
search. This will move past the user agreement page
and allow the web applications to directly access
the specific parcel when navigating between
Our office provides multiple services and information that is available
to the public. If you have a question about property in Grant County that
is not answered by the information provided here on-line, please contact
Our office personnel include the Assessor, the Chief Deputy Assessor,
and fifteen other staff. It is our sincere desire to serve and support
you in a professional, effective, responsible and courteous manner.
Phone: (509)754-2011 ext.