The Tri-Cities continues to have the lowest cost of living in the state of Washington, according to the latest cost of living index.
The Tri-Cities has a composite rating of 90.5, compared with Spokane's 93.0, Seattle's 123.3, Vancouver's 93.9 and Yakima's 96.4.
Kennewick-Pasco-Richland metro area offers the lowest grocery prices in the state and second lowest housing costs behind Vancouver and second lowest health care costs behind Spokane.
The index, compiled by Arlington, Va.-based Council for Community and Economic Research, measures relative price levels of consumer goods and services nationwide.
Volunteers in different metro areas supply the price data quarterly to the organization, which has experts analyze various price samples and population samples to determine average costs.