California vs Washington Taxes
Compare the total tax burden between California (1% – 13.3%) and Washington (no income tax). Enter your income to see which state saves you more.
California vs Washington: The tech corridor tax divide
California and Washington form the West Coast's most important tax comparison, driven by the massive tech industry presence in both states. Washington has no personal income tax, while California's rates reach 13.3%. For the thousands of tech workers employed by companies with offices in both Seattle and the Bay Area—Amazon, Google, Microsoft, Meta—the tax difference on a $200,000 salary can exceed $16,000 per year.
This comparison intensified when Washington introduced a 7% capital gains tax in 2021 (upheld by the state supreme court in 2023) on gains exceeding $262,000. While still far below California's treatment of capital gains as ordinary income at up to 13.3%, it narrowed the gap for high-net-worth individuals and those exercising stock options. Washington also has no corporate income tax but imposes a Business & Occupation (B&O) tax on gross receipts—a significant consideration for businesses, since it applies to revenue rather than profit.
Seattle's cost of living has risen substantially, narrowing the lifestyle gap with the Bay Area, though it remains 15-25% cheaper for housing. The cultural and climate differences are significant: Seattle offers a more moderate pace and access to outdoor recreation, while the Bay Area provides a larger startup ecosystem and warmer weather. For pure tax optimization, Washington wins convincingly—but the new capital gains tax signals a potential shift in the state's tax-free identity.
Key Differences Beyond Income Tax
| Category | California | Washington |
|---|---|---|
| Property Tax | Effective rate ~0.71% with Prop 13 protections | Effective rate ~0.87%; assessed at market value with 1% annual increase limit |
| Sales Tax | Base rate 7.25%, combined up to 10.75% | Base rate 6.5%, combined up to 10.25% in Seattle; no tax on groceries |
| Capital Gains | Taxed as ordinary income at rates up to 13.3% | 7% tax on capital gains above $262,000 (introduced 2022); gains below threshold are untaxed |
| Business Taxes | 8.84% corporate income tax; $800 minimum franchise tax | No corporate income tax; B&O tax of 0.138%-3.3% on gross receipts (applies to revenue, not profit) |
| Cost of Living | Bay Area median home ~$1.2M; LA ~$850K; extremely high housing costs | Seattle metro median home ~$750K; other areas much cheaper; 15-25% below Bay Area |
Who Benefits from Moving?
Tech workers at companies with dual presence
If your company has offices in both states, requesting a transfer to Seattle can save $15,000-$25,000 per year in state income tax on a $200K-$300K total compensation package. Many tech companies adjust pay only slightly (5-10%) for the Seattle market.
Startup founders pre-exit
Washington's 7% capital gains tax on gains over $262K is still far better than California's 13.3% on all gains. For a $5M exit, the savings of being a Washington resident exceed $300,000 in state taxes.
Freelancers and consultants
Watch out for Washington's B&O tax, which taxes gross revenue rather than profit. A consultant grossing $500K but netting $200K might pay more in B&O tax than expected. For pure W-2 earners, though, Washington is clearly cheaper.
Bottom line: Despite Washington's new capital gains tax, a tech worker earning $250,000 in base salary plus stock still saves over $18,000 per year compared to California—making it the most impactful tax-free move on the West Coast.
Tax at Different Income Levels
| Income | California Total Tax | Washington Total Tax | Annual Savings |
|---|---|---|---|
| $75,000 | $15,887 | $13,687 | Save $2,200 |
| $100,000 | $25,477 | $21,099 | Save $4,378 |
| $150,000 | $45,570 | $36,542 | Save $9,028 |
| $200,000 | $64,563 | $50,885 | Save $13,678 |
Based on single filer, standard deduction, 2025 tax year. Includes federal income tax, state income tax, and FICA.
Why the difference
You'd save $4,378/year ($365/month) in Washington vs California.
Tax structure
California uses progressive brackets up to 13.3%, while Washington has no state income tax.
Effective rate at your income
At $100,000, Washington's effective state rate is 0.0% vs 4.4% in California — a 4.4 percentage point gap.
Tip: California's progressive brackets mean your effective rate is much lower than 13.3% for most earners. At $100,000, the effective state rate is approximately 5.8%. Consider maximizing 401(k) contributions and HSA to reduce California-taxable income.
Tip: If you have significant investment income, note that Washington's capital gains tax may apply to gains above $270,000. For salary-only earners, Washington remains one of the most tax-efficient states.
Understanding Each State
California
California has the highest top marginal state tax rate in the US at 13.3%, with progressive brackets starting at 1%. An additional 1% Mental Health Services Tax applies to incomes over $1 million. Despite high taxes, California's economy — tech, entertainment, agriculture — attracts top talent globally. Under OBBBA (2025+), the SALT deduction cap rose to $40,000 ($20,000 MFS) but phases out $1-for-$1 above $500,000 MAGI ($250,000 MFS) toward a $10,000 floor — so high-income California itemizers see only partial federal relief.
Tip: California's progressive brackets mean your effective rate is much lower than 13.3% for most earners. At $100,000, the effective state rate is approximately 5.8%. Consider maximizing 401(k) contributions and HSA to reduce California-taxable income.
Washington
Washington has no state income tax but imposes a 7% capital gains tax on gains exceeding $270,000 (effective 2023). The state relies on a relatively high sales tax (6.5% state + local, often totalling 10%+). Washington is a major tech hub (Seattle), attracting high earners who benefit from the lack of income tax.
Tip: If you have significant investment income, note that Washington's capital gains tax may apply to gains above $270,000. For salary-only earners, Washington remains one of the most tax-efficient states.
Key Comparison Points
Income tax structure: California has a progressive income tax (1% – 13.3%), while Washington has no state income tax.
Beyond income tax: State tax comparisons should also consider property tax rates, sales tax, and cost of living. A state with no income tax may have higher property or sales taxes that offset the savings.
SALT deduction cap: Under OBBBA (2025+), the federal SALT cap is $40,000, phasing out above $500,000 MAGI toward a $10,000 floor. This limits the federal tax benefit of living in a high-tax state, so the gross state tax difference remains close to the net difference for most earners — especially high earners inside the phaseout.
Frequently asked questions
Is it cheaper to live in California or Washington?
Based on income tax alone, Washington has a lower tax burden. At $100K income, you'd save $4,378 annually in Washington compared to California. However, total cost of living also depends on property taxes, sales taxes, and housing costs.
How much would I save moving from California to Washington?
A single filer earning $100,000 would save approximately $4,378 per year in total taxes by living in Washington instead of California. At $150,000 income, the savings change to $9,028 per year.
What is the income tax rate in California?
California has a progressive income tax with rates of 1% – 13.3%.
What is the income tax rate in Washington?
Washington has no state income tax.
Does Washington have income tax?
No, Washington does not levy a state income tax. Residents pay only federal income tax and FICA. However, Washington may have higher property taxes or sales taxes to compensate.