Washington Net Domestic Migration Rate By County in 2021

According to the US Census Bureau estimates, in 2021, the net domestic migration rate for Washington was -1.99. San Juan County had the highest net domestic migration rate (47.97) followed by Wahkiakum County (39.02), and Pend Oreille County (37.06). On the other hand, Whitman County had the lowest net domestic migration rate (-96.09), followed by King County (-16.64), and Adams County (-11.1).

Net Domestic migration rate for a given county refers to the the difference between number of people moving to the county from other parts of the United States (excluding Puerto Rico) and number of people moving out of the county to other parts of the United States (excluding Puerto Rico) per 1,000 of the mid-year population of the county.

You can also see similar information for other states and also for the US by state. You can also see links at the bottom of the page for the trend of the net domestic migration rate for each county in Washington.

Hover over or click on the chart to see this information for each county. The data can also be filtered, sorted, and explored further in a table below.