Solar Panels in Washington: Cost, Savings and 2026 Incentives

Solar Panels in Washington: 2026 Guide

Going solar in Washington is a smart financial decision in 2026. With electricity rates at 10 cents/kWh and 4 peak sun hours per day, most homeowners see strong returns on their solar investment.

Washington Solar Quick Facts

  • Average Electricity Rate: 10 cents/kWh (2026 EIA data)
  • Peak Sun Hours: 4 hours/day
  • Typical 8kW System Cost: $23,200
  • Federal Tax Credit (30%): -$6,960
  • Net Cost After Federal Credit: $16,240

Solar Incentives in Washington

Sales tax exemption. Net metering.

Every Washington homeowner qualifies for the federal 30% ITC, saving $6,960 on a typical 8 kW installation.

Solar Savings in Washington

The average Washington homeowner saves approximately $918 per year after going solar. Over 25 years, total savings reach approximately $33,470.

Solar Payback Period in Washington

The average solar payback period in Washington is approximately 17.7 years. Since solar panels typically last 25-30 years, most homeowners enjoy many years of greatly reduced electricity bills after break-even.

Get Solar Quotes in Washington

Compare at least 3 quotes from certified Washington solar installers to get the best price and system design for your home.

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