Composite Index
110.7
US average = 100.0
Washington (WA) | Composite 110.7
Washington sits at 110.7 on the 2026 C2ER cost of living index, roughly 11 percent above the US average. The state has no income tax but housing runs 30 percent above the national average and a 7 percent capital gains tax on high earners shifted the picture in 2022. Seattle metro drives the state composite up; eastern Washington (Spokane, Tri-Cities) tracks closer to the national average.
Composite Index
110.7
US average = 100.0
Median Home
$568,500
2BR rent $1,780/mo
Median Income
$82,228
Household, Census ACS
Category breakdown
| Category | WA index | National avg | Difference |
|---|---|---|---|
| Housing | 130.2 | 100.0 | 30.2% |
| Groceries | 103.5 | 100.0 | 3.5% |
| Utilities | 82.5 | 100.0 | -17.5% |
| Transportation | 112.8 | 100.0 | 12.8% |
| Healthcare | 102.5 | 100.0 | 2.5% |
| Miscellaneous | 106.5 | 100.0 | 6.5% |
Sources: BEA Regional Price Parities, C2ER Cost of Living Index, Census ACS 5-year (median income, home value), Washington Department of Revenue (sales, property and capital gains tax), EIA (electricity rates), KFF (uninsured rate), Zillow ZHVI.
Pros / offsets
No state income tax on wages. Washington is one of nine no-income-tax states. The Department of Revenue funds the state through sales tax (6.5 percent state plus local), property tax, and the Business and Occupation (B&O) gross-receipts tax. A net long-term capital gains tax of 7 percent was added in 2022 and applies above a roughly $270,000 threshold (indexed annually).
Cheap hydropower. Washington has the lowest average residential electricity rate in the US at 10.15 cents per kWh per EIA. The Columbia and Snake river dams produce roughly two thirds of the state generation. Average monthly electric bill is $98, well under the national average of around $140.
Strong wages. Median household income $82,228 is well above the US median. Seattle metro tech wages cluster with the Bay Area and Boston; BLS OEWS shows software-engineer median wages 35-50 percent above the national median.
No estate tax surprise. Washington does have an estate tax above a $2.193 million exemption, lower than the federal threshold, which catches more estates than most states. Retirees with substantial assets should plan for this. Income from retirement accounts is otherwise untaxed.
Cons / drivers
Housing premium concentrated in Seattle metro. Housing sub-index 130.2 statewide masks a Seattle MSA running closer to 175. Median home statewide $568,500; in Seattle proper the median runs $850,000-plus per Zillow ZHVI, and the Eastside (Bellevue, Redmond, Kirkland) routinely exceeds $1.2 million for single-family.
Sales tax stacks. 6.5 percent state plus local rates push combined sales tax to 10.0-10.5 percent in Seattle, Tacoma, and Bothell. Groceries are exempt; prepared food is taxed. This is a regressive offset to the no-income-tax structure: lower-income households pay a larger share of income in sales tax.
Capital gains tax on high earners. The 2022 net long-term capital gains tax (7 percent above the indexed threshold) primarily affects sales of stock and business interests. Real estate sales are exempt. A 2023 Washington Supreme Court ruling upheld the tax. For founders and senior tech employees with equity-heavy compensation, this can materially change relocation math.
Property tax higher than headline rate suggests. Effective property tax rate is 0.84 percent, mid-pack nationally, but the state ranks high in absolute dollar terms because of high home values. On the Seattle median home, the annual property tax often exceeds $7,000.
Tax + benefit signals
State income tax
0%
No state income tax
Property tax effective
0.84%
Of assessed value, annual
Sales tax (state)
6.50%
Local can add 1-4% more
Uninsured rate
5.8%
Medicaid: expanded
Metro variation
Washington state composite 110.7 averages dramatic regional variation:
Seattle / King County: Roughly 165-180 on the Regional Price Parity scale. Median home in central Seattle $850,000-plus; the Eastside (Bellevue, Redmond, Kirkland) routinely exceeds $1.2 million for single-family detached. Apartment List 2-bedroom median in Seattle metro $2,400-2,600.
Tacoma / Pierce County: Roughly 115-125. Substantially cheaper than Seattle but with similar sales-tax stack and commuter access to Seattle wages via the I-5 corridor and Sounder rail. Median home around $550,000.
Spokane: Roughly 95-100, near the national average. Median home around $400,000, growing fast in 2021-2024 as Seattle remote workers relocated east. Spokane is the largest city in the state east of the Cascades.
Tri-Cities (Kennewick, Pasco, Richland): Roughly 90-95. Strong Hanford site and agricultural-processing employment, low housing costs, and the cheapest electricity in the country. Median home around $420,000.
Vancouver, WA: Roughly 115-125. A no-income-tax border alternative to Portland; many residents work in Oregon (subject to Oregon income tax) but shop in Washington (subject to Washington sales tax). The cross-border arbitrage works best for people earning a Portland salary and consuming Vancouver housing.
For metro-level Regional Price Parities, the BEA publishes 384 MSAs. Washington's intra-state spread (Seattle at 175 to Tri-Cities at 90) is among the widest after California.
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