Solar Panel Cost Guide in Vienna, VA (2023 Update)

  • Vienna Solar Installation Cost: $15,521
  • 25-Year Savings: $20,682
  • Payback Period: 10.7 Years

See cost of a solar system near you:

By EcoWatch Local Advisors

Data Analysis: James Savino

Ranking Methodology: Karsten Neumeister

Updated September 15, 2023

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We work with a panel of solar experts to create unbiased reviews that empower you to make the right choice for your home. No other site has covered renewables as long as us, which means we have more data and insider information than other sites. Our rankings are never affected by revenue or partnerships.

Average Cost of Solar Panels in Vienna

Find out what the average cost of installing solar panels is in Vienna.

The average cost of a solar panel system in Vienna is 2.75 per watt. Since a 8.1-kW system is needed to cover the energy needs of a typical home in Vienna, the average price of going solar will be about $15,515 after claiming the federal solar tax credit of 30%.

The prices above are just estimates to give you an idea of how much solar panels could cost. The true cost of going solar can vary quite a bit depending on multiple factors, such as how many panels you need, your energy usage and what solar installer you go with. Many homeowners find installing solar panels is a solid investment. The average homeowner in Vienna can save about $17,000 on their power bills over 20 years.

Click the button below to get connected to a highly rated solar company in your area for a custom estimate.

Solar savings over time in Vienna

Year Return on Investment
1 years $-15,401
3 years $-15,159
5 years $-14,918
7 years $-14,677
9 years $-14,435
11 years $-14,194
13 years $-13,953
15 years $-13,711
17 years $-13,470
19 years $-13,229
21 years $-12,987
23 years $-12,746
25 years $-12,504

Top Solar Installers in Vienna

Trying to install solar panels yourself can be a difficult undertaking, which is why hiring a solar installation company is a good option for many homeowners. A solar company can also help save you money in the long run by offering warranties, repairs and part replacements.

You can get a free quote from a local solar installer on how much your investment in solar could cost for your home. Here are some in Vienna:

Best National Provider

SunPower

★★★★★
5.0

  • Most efficient panels on the market
  • National coverage
  • Cradle to Cradle sustainability certification
  • Great warranty coverage
  • Expensive
  • Customer service varies by local dealer

Best Solar Financing

Blue Raven Solar

★★★★★
4.5

  • Industry-leading in-house financing
  • Competitive pricing
  • Excellent reputation
  • Doesn't offer solar batteries

Best Warranty Coverage

ADT Solar

★★★★★
4.0

  • Industry-leading warranty coverage
  • Expansive service area
  • Some reported communication issues
  • No leases or PPAs

See all of the solar companies in Vienna

Factors that Affect Solar Panel Costs in Vienna

While the average cost of a solar system in Vienna is $15,515, your final cost may be above or below the average. There are quite a few factors that can have a major impact on the cost of a residential solar panel installation. Below are some of the more important things to keep in mind.

Solar Equipment

When it comes to estimating the price of a solar panel system in Vienna, one of the most crucial factors is the size of the system you need. Solar systems are sized by kilowatts (kW) and are mainly based on your home's energy usage, which you can gauge by looking at past energy bills. Your total cost can increase by about $2,750 for each additional kilowatt you need. The brand of solar panels and equipment you want is another factor that will greatly affect costs. Solar panels that are more efficient, like monocrystalline panels, tend to come at a higher price. Plus, solar equipment goes beyond just the solar panels themselves. You'll also need to decide on the kind of racks used to mount the panels, inverters, solar batteries, etc. It's important to take all of this into consideration when searching for a solar system that falls within your budget.

Solar Financing Terms

Most solar installers in Vienna provide solar loans, which reduce the initial cost of installing a solar system. Although solar loans make switching to solar energy more accessible for Vienna homeowners, they can also add to the total you pay for your system, depending on your interest rate and how long you take to pay off the loan. If you make a larger down payment, though, you can cut back on how much interest you have to pay.

Solar Panel Installation Company

A final consideration when trying to evaluate the cost of solar for your home or business in Vienna is the company you hire to install your solar panel system. Similar to choosing a company to build a deck or pool, for example, there's no shortage of solar installers that provide a range of services at different price points. You may come across national solar installers that have lower prices due to their bigger brand name and access to bulk pricing, or you might see small, local installation companies offering deals or specials to compete with those larger companies.

Solar Panel Cost Data by System Size

System size Cost per system watt Solar system cost 25-Year savings Payback period
6 kW $2.86 $12,012 $14,928 11.1 years
8 kW $2.81 $15,708 $20,212 10.9 years
10 kW $2.75 $19,250 $25,650 10.7 years
12 kW $2.69 $22,638 $31,242 10.5 years
14 kW $2.64 $25,872 $36,988 10.3 years
16 kW $2.58 $28,952 $42,888 10.1 years
18 kW $2.53 $31,878 $48,942 9.9 years
20 kW $2.48 $34,650 $55,150 9.6 years

How to Save on Solar Panels

There are a large number of companies to choose from in Vienna, and some homeowners feel overwhelmed considering their options. Selecting the right company for you can be tough, so here are some tips to help you decide:

  • Warranty: An all-inclusive, long-term warranty can help keep your solar panels running smoothly and save you money on part replacement and repairs.
  • Installation Process: One of the most important things to understand when going solar is the installation process itself. Be sure to clarify any details you should know with your solar installer, such as what permits you should acquire and what the project timeline is.
  • Contract: Even though reading through a contract can be tedious, it's important to do it thoroughly so you can make sure you understand how much the equipment and services will cost and how part repairs and replacements will be handled.
  • Solar Panel Brands: Each solar panel brand and type offers varying levels of quality, longevity and efficiency. They will come at different costs as well. The company you choose has an impact on which solar panel brands you have access to.

Best National Provider

SunPower

★★★★★
5.0

  • Most efficient panels on the market
  • National coverage
  • Cradle to Cradle sustainability certification
  • Great warranty coverage
  • Expensive
  • Customer service varies by local dealer

Best Solar Financing

Blue Raven Solar

★★★★★
4.5

  • Industry-leading in-house financing
  • Competitive pricing
  • Excellent reputation
  • Doesn't offer solar batteries

Best Warranty Coverage

ADT Solar

★★★★★
4.0

  • Industry-leading warranty coverage
  • Expansive service area
  • Some reported communication issues
  • No leases or PPAs

EcoWatch's Vienna, VA Solar Cost FAQs

What is the average cost of installing solar panels in Vienna?

The average cost of solar panels in Vienna is about $13,750 for a 5-kW system and $27,500 for a 10-kW system before the ITC, but the actual cost will depend on certain factors such as the type of solar panels you want, what size system you need and how much energy you use.

Is cost the most important consideration when buying solar panels?

Cost is a very important factor to consider, but whether it's the most important for you depends on your goals for going solar. In cities where rooftop space is limited, efficiency can trump the cost. Other factors that are important to keep in mind are the quality and durability of your solar panels.

Do solar panels increase the value of your home?

Solar panels can increase the value of your property by about 4%, according to research done by Zillow. The average home value in Vienna is currently $791,861, which means you could be looking at a value of about $32,466 more than houses without a solar system. The specific figures will vary, but most experts agree that installing solar panels in Vienna is a rewarding investment.

What solar power system size is right for my home?

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

Company research was conducted by Melissa Smith and Karsten Neumeister. Local data analysis was conducted by James Savino. See something we missed or could do better? Email the editor.

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