According to the most recent data on the cost of living, Arlington has an overall cost of living index of 118 which is 1.2x higher than the national index of 100.
Compared to only Washington, Arlington has a cost of living index that's 1.0x lower than Washington's index of 119.
The standard of living in Arlington ranks as #4,689 most affordable out of the 6,418 places we measured in Washington. By definition, that implies Arlington ranks as the #1,729 most expensive place in the Evergreen State.
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Housing swings affordability the most between places in Washington, so we broke down the statistics around housing costs into more detail. It's also important to consider median household incomes to make apples-to-apples comparisons across locations.
Home and income come data comes from the most recent US Census ACS 2014-2018.