Estimates by the Washington State Office of Financial Management placed Thurston County's median household income at $74,718 in 2018. This is the fifth-highest median household income of all counties in Washington - behind only King, Snohomish, Clark, and Kitsap Counties.
The median household income for the county surpassed the previous peak seen in 2008 ($72,387 in inflation-adjusted 2018 dollars).
According to 2014-2018 American Community Survey data, the community with the highest median household income (in inflation-adjusted 2018 dollars) was Rainier ($69,417), followed by Lacey ($66,675). Bucoda had the lowest median household income among Thurston County communities ($41,875).
Median Household Income
Median household income is the income at which half of all households earn more than that income, and half earn less than that income. The measure assesses money income only and does not include additional benefits such as employer contributions to pension plans and medical benefits.