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Federal Credit Update: The 30% solar ITC and home improvement credits expired Dec 31, 2025. State & local programs may still offer savings.See what changed →

Solar Panel Installation Cost in Spokane, WA

How much do solar panels cost in Spokane, WA? Compare solar panel installation costs, state rebates, heat pump incentives & local utility programs. Find solar panels for your home with our free calculator.

Last updated: March 3, 2026

Avg System Cost

$13,434

Net After Incentives

$13,434

Solar Panel Cost & Savings in Spokane

Average System Cost

$13,434

$2.69/W (median: $2.60/W)

Spokane Savings Breakdown

ItemAmount
Average System Cost$13,434
Estimated Net Cost$13,434
Price range:$11,419
$15,449

Data sourced from EnergySage & Rewiring America APIs. Incentive values are estimates based on a representative homeowner profile. Run the calculator for a personalised breakdown.

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Solar Energy in Spokane, WA: Complete Guide

Spokane, Washington, is increasingly becoming a viable location for solar energy, thanks to its favorable climate and growing awareness of renewable energy benefits. With an average of about 4.5 to 5.0 sun hours per day, the city boasts significant solar potential, making solar panels Spokane a smart investment for homeowners looking to reduce their energy bills and carbon footprint. In 2026, the federal Investment Tax Credit (ITC) allows homeowners to deduct 30% of the cost of their solar installation from their federal taxes. Additionally, local initiatives such as the Spokane Solar Rebate Program provide further incentives for solar installation Spokane residents. With rising electricity costs and an increasing emphasis on sustainability, transitioning to solar energy is a timely and financially sound choice for Spokane homeowners.

Solar Potential in Spokane

Spokane enjoys a moderate climate that contributes to its solar potential. With approximately 4.5 to 5.0 hours of sun exposure daily, homeowners can expect efficient solar energy production. The city’s ideal roof orientations for solar panels are south-facing, which maximizes sunlight exposure throughout the day. While Spokane does experience some cloud cover, particularly in winter months, the overall climate remains conducive to solar energy generation. Homeowners can expect good energy yields from solar systems, making it a practical solution for reducing energy costs.

Local Solar Incentives & Rebates in Spokane

In Spokane, residents can benefit from various local incentives and rebates that complement federal and state programs. The Spokane Solar Rebate Program offers financial incentives to homeowners who install solar panels, helping to lower upfront costs significantly. Additionally, local utilities, such as Avista Utilities, may provide rebates for solar energy systems, further enhancing savings. Homeowners should check with the City of Spokane's website or reach out to local solar providers for the most current information on available incentives. Typically, local incentives may include performance-based incentives, grants, or property tax exemptions that can make solar energy more affordable for Spokane residents.

Solar Installation Tips for Spokane Homeowners

When considering solar installation in Spokane, homeowners should take several practical steps to ensure a successful project. First, research and select qualified solar installers—it's advisable to obtain multiple quotes to compare costs and services. Check for necessary permits required by the City of Spokane, as compliance with local regulations is crucial. Additionally, if your home is part of a homeowners association (HOA), review their guidelines regarding solar installations. The typical timeline for solar projects ranges from a few weeks to a few months, depending on permitting and installation schedules. Engaging with local installers can provide valuable insights into the best practices for your specific situation.

Frequently Asked Questions About Solar in Spokane

How much do solar panels cost in Spokane, Washington?

In Spokane, the cost of solar panels typically ranges from $15,000 to $25,000 for an average residential system. This price can vary based on the size of the installation, the type of solar panels chosen, and any additional equipment like inverters or batteries. Homeowners should also consider available incentives that can significantly reduce the overall cost of installation.

What solar rebates are available in Spokane?

Spokane residents can take advantage of several solar rebates, including the federal Investment Tax Credit (ITC), which allows a 30% deduction on installation costs. Additionally, local programs like the Spokane Solar Rebate Program offer direct financial assistance, while utilities like Avista may provide rebates for solar installations. Homeowners are encouraged to explore all available incentives to maximize savings.

How many solar installers serve Spokane, Washington?

Spokane has a growing solar market with over 15 local solar installers. This variety allows homeowners to choose from multiple options for installation, ensuring they can find a provider that meets their specific needs, budget, and expectations.

What is the payback period for solar in Spokane?

The payback period for solar installations in Spokane typically ranges from 5 to 7 years. This timeframe can vary based on factors such as installation costs, energy savings, and available incentives. Homeowners benefit from reduced electricity bills during this period, leading to long-term savings.

Does Spokane have any local solar incentives?

Yes, Spokane offers several local solar incentives, including the Spokane Solar Rebate Program, which provides financial assistance for solar installations. Additionally, utility companies like Avista may offer rebates for solar systems. Homeowners can check local resources for the most current information on these incentives.

Is solar worth it in Spokane, Washington?

In Spokane, solar energy is a worthwhile investment due to the combination of local incentives, federal tax credits, and the potential for significant energy savings. With a favorable climate for solar energy production and a growing number of installers, homeowners can benefit from reduced electricity costs and contribute to environmental sustainability.

Reviewed by the Net-Zero USA editorial team
Last reviewed: March 3, 2026

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Spokane Quick Facts

  • 🏠 Federal ITC expired Dec 2025
  • 💡 Cost per watt: $2.69/W
  • 📈 Above-avg: $15,449
  • 📉 Below-avg: $11,419

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