Washington

Moving from North Dakota to Washington would RAISE your total state and local tax burden from 8.9% of income to 10.7% of income — an increase of +1.8 pts. On a $100K household budget, that is roughly $1800 more per year in combined state and local taxes.

Washington has NO state income tax on wages, compared to North Dakota's top rate of 2.5%. High earners typically save thousands per year on wage income by moving. Note that property tax or sales tax may be higher in Washington to offset.

Washington state sales tax is 6.50%. With average local add-ons, the combined rate is 9.43%. This applies to most retail purchases but rules on groceries, prescriptions, and services vary.

Washington median effective property tax rate is 0.87% of home value. On a $400,000 home, that is roughly $3,480/year. Property tax typically funds schools, municipalities, and county services — rates vary sharply within a state by school district.

Washington imposes a state estate tax with a threshold of $2.19M. Estates above this threshold pay state-level tax in addition to federal. No state inheritance tax applies.

In Washington: Social Security is not taxed. Pensions and 401(k)/IRA withdrawals are not taxed. Since Washington has no state income tax, no state-level tax applies to any retirement income.

Washington capital gains treatment: 7% state capital gains tax on first $1M in long-term gains; 9.9% on amounts above $1M (tiered rates effective 2025). No tax on wages/other income.. Compare to federal long-term capital gains rates (0%, 15%, or 20%) — some states offer preferential treatment for long-term holdings, while others tax capital gains as ordinary income.

Washington gas tax is 49.4¢/gal — 26.4¢/gal higher than North Dakota's 23.0¢/gal. For a 15,000 mile/year driver getting 25 mpg, each 1¢/gal of gas tax = about $6/year.

Washington residency rules: Domicile + physical presence. No statutory residency rule for income (no income tax), but matters for capital gains and estate tax. To establish residency for tax purposes, typical steps include: update driver's license and vehicle registration, register to vote, file a homestead declaration, close home-state bank accounts where possible, and spend clearly more than 183 days in your new state. If your former state is aggressive (e.g., CA, NY, NJ, OR), keep documentation of every day spent in each state.

Washington recent tax law changes: Capital gains tax upheld by state supreme court 2023. New tiered rates effective 2025: 7% on first $1M, 9.9% on amounts above $1M. Estate tax exemption unchanged at $2.19M.

For the most current tax information in Washington, visit the official source at https://dor.wa.gov/. Tax laws change annually; verify rates and rules before making a permanent move. Consult a CPA for advice specific to your situation.