Solar Panel Cost Guide in Portland, MI (2025 Update)

  • Portland Solar Installation Cost: $17,521
  • 25-Year Savings: $21,562
  • Payback Period: 13.0 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 Portland

Let’s take a look at the average cost of solar in Portland.

In Portland, solar panels cost about 4 per watt on average.The average solar panel system size in Portland is around 6.2 kilowatts, meaning a cost of about $17,521 for a solar installation, or $25,055 before the 0 federal solar tax credit is applied.

Bear in mind that the figures above are only estimates based on the average energy use of Portland homeowners. The price of a solar system for your home may look different depending on factors unique to your situation, like your household energy use and solar contractor.With typical savings of about $21,000 on utility bills over 20 years, many homeowners in Portland find investing in solar has a decent ROI.

You can click the button below to get connected with a vetted solar installer in Portland for a quote for your home.

Solar savings over time in Portland

YearReturn on Investment
1 years$-16,267
3 years$-13,760
5 years$-11,252
7 years$-8,745
9 years$-6,238
11 years$-3,730
13 years$-1,223
15 years$1,284
17 years$3,792
19 years$6,299
21 years$8,807
23 years$11,314
25 years$13,821

Top Solar Installers in Portland

DIY solar panel installation is a choice some homeowners opt for, but it's an undertaking that can be a pain. Hiring an installer can make switching to solar power much easier. Local solar installers can also help you optimize your return on investment by assisting with any local incentives you can benefit from and by offering warranties and repairs.

You can work with a local solar installer to get a free estimate on how much solar panels could cost for your home. Here are some in Portland:

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See all of the solar companies in Portland

Factors that Affect Solar Panel Costs in Portland

Cost is usually one of the most important factors for homeowners considering investing in solar. There are a few major factors that will push your cost above or below the average in Portland: solar equipment and system size, financing options and the solar installation company you choose. We’ll cover each of these briefly below.

Solar Equipment

One of the most significant factors to consider when it comes to the cost of installing solar panels is the size of the solar system, which is measured in kilowatts (kW). The more energy your household consumes, the larger your system will likely need to be. You can expect to spend around $4,060 per kilowatt in Portland.Some solar panel brands — like Maxeon from SunPower — are more costly upfront but also tend to offer higher efficiency. In a city like Portland, where sunlight isn’t as abundant, efficiency can quickly pay off. Also, if you have a small roof or you don’t have a lot of space for your panels, higher efficiency options will be a better option. Additional equipment like electric vehicle chargers and solar batteries will also increase the cost.

Solar Financing Terms

For some homeowners, paying for solar panels out of pocket can be challenging. Solar loans are available from most installers in Portland, which can bring down, or in some cases eliminate, your upfront costs to make solar more affordable.Even though solar loans make going solar more accessible for Portland homeowners, they can also increase the total you pay for your system, depending on your interest rate and how long you take to pay off the loan. If you put down a larger down payment, though, you can cut back on how much interest you have to pay.

Solar Panel Installation Company

The last key cost factor you should keep in mind is the installer you choose. Given the growing popularity of green energy solutions in Portland, you’ll have plenty of options to choose from, but each comes at varying price points for labor and equipment.Larger national companies typically have lower costs, but some local companies keep up with them by offering sales and discounts. While the smaller companies might not have specific equipment options like Tesla Powerwall batteries or additional services like electric car charger installation, they might be cheaper overall.

Solar Panel Cost Data by System Size

System sizeCost per system wattSolar system cost25-Year savingsPayback period
6 kW$4.22$17,734$15,05213.5 years
8 kW$4.14$23,191$20,52513.3 years
10 kW$4.06$28,420$26,22413.0 years
12 kW$3.98$33,422$32,15112.7 years
14 kW$3.90$38,196$38,30612.5 years
16 kW$3.82$42,744$44,68712.2 years
18 kW$3.74$47,064$51,29612.0 years
20 kW$3.65$51,156$58,13311.7 years

How to Save on Solar Panels

There are a lot of solar installers to choose from, all of which offer different warranties, solar panel models and price points. To help you find the right company for you, here are some tips to keep in mind:

  • Reputation: Companies that have been in business for many years likely have a solid reputation. This is important because it ensures that it will not only see your solar project through, but will also provide quality aftercare and customer service, such as part repairs and replacements.
  • Warranty: Warranties that cover defective panels and repairs over a long period of time such as 25 years are the best you can get in the business, and offering that kind of warranty is one indication of a quality company.
  • Solar Panel Brands: Not all solar companies carry the same brands of solar panels, so the brand and type of panel you want can play a substantial role in the company you opt for.
  • Contract: Look through the contract terms thoroughly to make sure you understand how much it will cost, project completion timeline incentives and warranties.
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EcoWatch's Portland, MI Solar Cost FAQs

How much does it cost to install solar panels in Portland?

This is a difficult question to answer precisely, because the cost depends on a few different factors. Generally speaking, it costs about $20,300 for a 5-kW system and $40,600 for a 10-kW system after the ITC is applied. It will be more expensive if you want additional solar equipment or more efficient panels, or if you have higher-than-average energy usage. On the other hand, you can spend less if you go with a smaller solar panel system or less expensive solar panels.

Is it better to lease or buy solar panels in Portland?

Leasing solar panels can be an option if you can’t pay upfront or get a solar loan, but since you don’t own the system, you don’t have access to many solar incentives. Also your property value won’t increase, so you’ll have less savings over time. If you can afford to buy a solar system upfront, then buying is the better option if you want the most bang for your buck from going solar.

Does Portland have a net metering program?

Most states have net metering programs of some kind. Through these, you can receive compensation for the extra power your system generates or or receive credits to put toward future energy bills. Currently there are just three states that don’t have any net metering laws: Alabama, Tennessee and South Dakota.

How many solar panels should I get to power my home?

To figure out what solar panel system size you need, you need to know how much energy your home requires and how much sunlight your home gets. For a general estimate, however, since each panel can usually produce about 250 to 400 watt-hours per hour, the average household will need 20 to 35 panels.

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.