ID → WA · Westward to the Coast

Moving from Idaho to Washington?

Idaho residents moving to Washington — typically for Seattle-area tech careers, Spokane-to-Seattle corporate transfers, or specific industry opportunities. A less common reverse of the WA-to-ID flow.

  • 500 mi Distance
  • 8-9 hours (1-2 day drive) Drive time
  • 104 → 118 Cost of living
The Story

Idaho-to-Washington is typically career-driven — Boise tech workers taking senior roles at Microsoft, Amazon, or other Seattle-area employers. The tax math favors WA (no income tax vs ID's 5.8%) for employees of WA companies, making this more financially attractive than the popular ID→WA stereotype suggests.

Why This Move

Why people move from Idaho to Washington.

  • Washington has no state income tax vs Idaho's 5.8% top — meaningful savings
  • Seattle tech companies (Microsoft, Amazon, Boeing) offer major career opportunities
  • Higher salaries at WA employers typically offset cost-of-living difference
  • Coastal lifestyle and Pacific access Idaho can't match
  • Academic positions at UW and other WA institutions
  • Family reunification with WA-based relatives
Cost Comparison

The money side of ID → WA.

Idaho

  • Median home price$480,000
  • Income tax5.8% top
  • Sales tax6% state (6% with local)
  • Cost index104

Washington

  • Median home price$625,000
  • Income tax0% (no state income tax)
  • Sales tax6.5% state (9.3% with local)
  • Cost index118
Popular City Pairings

Where Idaho residents usually land in Washington.

Common origin-to-destination city pairs along this route.

Driving Routes

How to drive Idaho to Washington.

  • I-84 + I-90

    Boise to Seattle: I-84 west to Portland area briefly, I-90 east to Seattle. 8-9 hours.

  • US-20 + I-5

    Alternative: US-20 west from Boise to Oregon, I-5 north through Portland into WA. Similar time.

  • I-90 West from CDA

    Coeur d'Alene to Seattle: I-90 west across Washington. 4-5 hours.

What To Know

Planning your ID → WA move.

  • Seattle metro home prices 30% higher than Boise
  • Washington sales tax 9.3% with local — among highest in US
  • Seattle traffic among worst in US
  • Grey, rainy winters very different from Idaho's drier climate
  • Washington does have 7% capital gains tax on gains above $250K — affects high-wealth households
  • WA cost of living significantly higher overall
Common Questions

Moving from Idaho to Washington: FAQ.

Is the tax savings worth the move?

For high earners, yes. WA household earning $200K pays $0 state income tax; Idaho would charge ~$11,000/year. Even with WA's higher sales tax (~$2,500/year more) and cost of living (~15-20% higher), net financial outcome favors WA for most tech/professional households. Plus WA salaries are typically 10-20% higher for comparable roles.

Moving ID → WA?

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