Washington · Population 12,945 · Updated March 2026
How far your income goes in Newcastle
State-level tax rates that affect your costs
Newcastle has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 233 (where 100 equals the national median), Newcastle residents can expect to pay median rent of $2,314/month while earning a median household income of $162,646/year.
The median home value in Newcastle, WA is $1,128,200, with typical monthly owner costs around $2,444 including mortgage, insurance, and taxes. The median rent-to-income ratio of 17.1% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.
Washington has no state income tax, which can represent significant savings compared to high-tax states. Combined with a 6.5% sales tax rate and 0.92% effective property tax rate, the overall tax environment helps keep costs manageable in Newcastle.
Common questions about living costs in Newcastle