Solar Panel Cost Guide in Prairie Heights, WA (2025 Update)

  • Prairie Heights Solar Installation Cost: $10,754
  • 25-Year Savings: $10,768
  • Payback Period: 14.3 Years

See cost of a solar system near you:

By EcoWatch Local Advisors

Data Analysis: James Savino

Updated January 24, 2025

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Average Cost of Solar Panels in Prairie Heights

See how much it might cost to switch to solar power in Prairie Heights.

The national average cost of solar panels is $2.66 per watt, but in Prairie Heights it’s 4 per watt.The average Prairie Heights homeowner needs a 4.3-kilowatt system, which would cost about $10,754 with the federal tax credit, or $15,378 before the 0 tax credit is applied.

How much you pay can go above or below the average in Prairie Heights based on a few factors, such as the brand of solar panels you choose and the solar installer you hire.Many homeowners find installing a solar system is a fruitful investment. The average homeowner in Prairie Heights can save about $18,000 on their power bills over 20 years.

You can click the button below to get connected with a vetted solar installer in Prairie Heights that can help you get a more accurate cost estimate for your home.

Solar savings over time in Prairie Heights

YearReturn on Investment
1 years$-9,478
3 years$-6,926
5 years$-4,375
7 years$-1,823
9 years$729
11 years$3,281
13 years$5,833
15 years$8,385
17 years$10,936
19 years$13,488
21 years$16,040
23 years$18,592
25 years$21,144

Top Solar Installers in Prairie Heights

Installing solar panels yourself can be a stressful project, which is why using a solar installation company is a good option for many homeowners. Also, companies with a good reputation that are more expensive upfront could actually save you money in the long run with their warranties, repair services and expert design.

If you’d like to go solar but still aren’t certain which solar system company to go with, here are our suggestions for providers nearby:

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See all of the solar companies in Prairie Heights

Factors that Affect Solar Panel Costs in Prairie Heights

For many Prairie Heights homeowners, the decision to go solar rests on cost. However, the range of solar installation costs can be quite wide in Prairie Heights, with typical prices between $20,000 to $40,000. There are a number of factors that significantly influence the price you’ll pay, which we'll go over below.

Solar Equipment

Solar system size, which is measured in kilowatts, is one of the largest factors that affects the overall cost of going solar. For that reason, it’s a priority to accurately assess the size of the solar energy system needed for your home by figuring out your energy needs.There are many different solar panel brands and the one you pick also affects the cost. In general, the brands that have better efficiency tend to also cost more. In addition, the type of equipment you’re looking to install can affect your total cost. If you only need panels, your system will be much less expensive than if you also need solar batteries or an electric vehicle charger.

Solar Financing Terms

Most solar installers in Prairie Heights have solar loans, which reduce the initial cost of installing a solar system.When figuring out your overall cost, you should also calculate the interest you’ll pay if you choose to go with a solar loan. Also, paying more on your down payment can lower the total interest paid over time.

Solar Panel Installation Company

A final factor to consider when trying to figure out the cost of solar for your home or business in Prairie Heights is the company you choose to install your solar system. Similar to choosing a company to renovate your kitchen, for instance, there are plenty of solar installers that provide a range of services at different price points.Some companies only sell products with high efficiency and therefore a higher price point — like Maxeon solar panels from SunPower or Tesla Powerwall batteries — so choosing those installers will generally come with an above-average cost. It’s best to do some research and find a company that offers the products, warranties and services you want and also is within your budget.

Solar Panel Cost Data by System Size

System sizeCost per system wattSolar system cost25-Year savingsPayback period
6 kW$3.73$15,681$10,59514.9 years
8 kW$3.66$20,506$14,52914.6 years
10 kW$3.59$25,130$18,66414.3 years
12 kW$3.52$29,553$22,99914.1 years
14 kW$3.45$33,775$27,53613.8 years
16 kW$3.37$37,796$32,27413.5 years
18 kW$3.30$41,615$37,21313.2 years
20 kW$3.23$45,234$42,35312.9 years

How to Save on Solar Panels

There are a lot of companies to choose from in Prairie Heights, and some homeowners feel overwhelmed considering their options. Choosing the right company for you can be difficult, so here are some tips to help you decide:

  • Warranty: If you’re worried about the durability of your solar panel system, verifying that your installer offers a 25-year, all-inclusive warranty can give you some peace of mind.
  • Contract: It’s important to look over your solar installer’s contract well to understand what services they will provide, what the warranty covers and what expectations you should have about the cost.
  • Solar Panel Brands: Each solar panel brand and kind has varying levels of quality, longevity and efficiency. They will come at different price points as well. The company you choose plays a role in which solar panel brands you have access to.
  • Reputation: The North American Board of Certified Energy Practitioners (NABCEP) is a well-established certification organization for renewable energy professionals. If your solar panel installer is NABCEP-certified, it most likely has a solid reputation and is qualified to install your solar system. Another way you can look into your installer’s reputation is by reading reviews.
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EcoWatch's Prairie Heights, WA Solar Cost FAQs

How much does it cost to install solar panels in Prairie Heights?

The average cost of solar panels in Prairie Heights is about $17,950 for a 5-kW system and $35,900 for a 10-kW system before the ITC, but the actual cost will depend on stuff like the model of solar panels you want, what size system you need and how much energy you consume.

What other factors should I consider in addition to cost when buying solar panels?

Cost is definitely one of the most important things to keep in mind when buying solar panels, but other important factors include efficiency, durability, and quality.

Is it worth going solar in Prairie Heights?

Solar panels can be a great investment for many homeowners, but they might not be worth it for everyone. If your home doesn't get enough sunlight and/or your electricity bills are already reasonably low, solar panels might not be for you.

How often do you have to replace solar panels?

Even though the average lifespan of solar panels is 25 to 30 years, that doesn't mean they stop working completely at that time. What this means is how much energy they produce will have decreased significantly after that point. You can replace them after having them for that long or you can continue to use them at a lower efficiency.

Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert's opinion on the top solar companies featured here, follow this link.