Office  : 509.932.4938      Fax : 509.932.4928      Cell   509.439.0250   Email  :

Copyright, Port of Mattawa, 2009
Available Properties.
Resources for Business.
Living and Working in Mattawa.
About Grant County.
Site design by The Marketing Crew

T1 Road Extension


We are currently working on completing the T1 road extension which includes water, sewer, power and fiber. The extension includes  cul-de-sac to service Mattawa Tire Center, Marty’s Hardware and Rose’s Java

Grant County, WA

Useful links:

Grant County EDC

For information on the county’s demographics,

workforce, employers and industries.


Grant County PUD

Information on utility rates. Also here.

Grant County Website

Grant County Tourism