Is Solar Rooftop A Good Investment?

by | Sep 8, 2023 | Green Investments, Renewable Energy

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Are you also considering installing a solar rooftop in your home but unsure whether it is worth the money? In the landscape of renewable energy, solar rooftop systems have garnered significant attention due to their potential benefits to homeowners, the environment, and economies at large. With global efforts to reduce carbon emissions and combat climate change intensifying, many are asking the question: Is investing in a solar rooftop system worth it? Let’s break down the arguments and look at this dilemma in more detail.

Is Solar Rooftop Worth It?

Environmental Benefits

Carbon Footprint Reduction: Solar panels convert sunlight directly into electricity, bypassing the conventional methods of power generation, which typically rely on fossil fuels. By reducing the reliance on coal, oil, or natural gas, solar rooftops contribute to a significant decrease in harmful greenhouse gas emissions.

Sustainable Energy Source: The sun is an inexhaustible source of energy. By harnessing its power through solar rooftops, we are tapping into a renewable and sustainable energy source that doesn’t deplete over time.

Economic Considerations

Return on Investment (ROI): The initial cost of installing a solar rooftop system can be significant, but many homeowners find that they recoup their investment over time through reduced or even eliminated electricity bills. Depending on the region and energy prices, the payback period can be as short as 5-8 years, after which the electricity generated is virtually free.

Government Incentives: Many governments around the world offer incentives to promote the adoption of solar energy. These may come in the form of tax credits, grants, rebates, or feed-in tariffs where excess energy generated is sold back to the grid.

Increased Property Value: Multiple studies have indicated that homes equipped with solar panel systems have higher property values and sell more quickly than non-solar homes.

Protection against Rising Energy Costs: Solar rooftops provide homeowners a degree of protection against fluctuating and rising energy prices. Once the system is in place, the cost of generating electricity remains stable over the years.

Technical Advancements

Improved Efficiency: Technological advancements have significantly improved the efficiency of solar panels. Modern panels are capable of generating more power than older models, even in areas with less-than-ideal sunlight conditions.

Storage Solutions: The introduction of home battery storage solutions, like the Tesla Powerwall, ensures that excess energy generated during the day can be stored and used during the night or during peak demand periods.

Societal Benefits

Job Creation: The solar industry has been a source of job creation in various roles, from manufacturing to installation.

Grid Stability: Distributed solar installations like rooftop systems can enhance grid stability. In events where the main grid faces disruptions, localized solar energy production can provide backup and lessen the load on the central grid.

Expert Verdict

In most circumstances, installing solar panels is a good investment. Solar rooftops generally have a 25-year warranty and can lower or even eliminate power expenses for the next 25 years. Going solar can save an average of $1,346 annually on energy expenditures. Solar system requires a significant initial investment. However, the cost of installing a system has dropped by more than 50% in the last decade, and incentives such as the federal solar tax credit can help save even more money.

Is Solar Rooftop A Good Investment?


Homeowners who sell their property within five years of installing a solar rooftop system receive a full refund. Furthermore, properties with modern solar panels are often sold at premium prices. These advantages, however, do not apply to leased systems. Homeowners who install solar rooftops can benefit from decreased utility costs, smaller carbon footprints, and possibly greater property values. However, these advantages come with hefty installation and maintenance expenditures.

The weather and environment of the installation site are significant factors in determining whether a solar rooftop is a viable investment since if the region does not receive enough sunlight, it will not produce enough power. The second factor is the roof’s steepness, shadowing, and size. Another essential consideration is the availability of solar subsidies in the area and the quantity of energy used by the home.

Key Aspects To Consider

Let’s take a look at some of the key criteria to determine whether solar rooftop is a suitable investment:

  • In an era of fast-growing energy expenses, the solar system is a beneficial investment for many households since it freezes your power bill. According to the Bureau of Labour Statistics, the national average energy price climbed by 3.51% annually between 2018 and 2022. If this trend continues, the cost of using grid power over a 25-year period would be two and a half times that of purchasing a 7.7 kW solar system without the federal tax credit of 30%.
  • Solar electricity, unlike oil, does not cause pollution, catastrophic spills, or conflict. According to a recent analysis from the International Energy Agency (IEA), the Ukraine crisis and Russian fossil fuel prohibitions are moving the globe towards higher usage of solar and other renewables.
  • A better investment is community solar. For example, a solar array on top of a factory in Ontario will cost less per kilowatt-hour. A utility-scale solar facility in Ontario will provide a 6.8% return on investment for $1.60/watt and power at 4.6 cents/kWh.
  • Solar power is also a wonderful investment in our planet’s future. An average residential solar power system reduces carbon emissions by three to four tonnes per year, equivalent to planting more than 100 trees.
  • If not fully utilized, the rooftop solar system creates energy that may be stored. An individual can store the energy produced in a battery, which can then be utilized as a backup source at night when the solar panels are not producing electricity.

Challenges To Consider

Maintenance: While solar panels generally require minimal maintenance, occasional cleaning, and periodic checks are essential for optimal performance.

Upfront Costs: Despite falling prices, the initial investment required for a solar rooftop system can be daunting for some homeowners.

Space Requirements: A sufficient roof area, unobscured from shadows and facing the optimal direction (usually south in the northern hemisphere), is essential for maximum energy production.

Weather Dependency: Solar panels depend on sunlight, meaning cloudy days or long winters can impact energy generation.

While the decision to invest in a solar rooftop system hinges on various individual factors, from local energy prices to government incentives, the overall trajectory points towards solar being a sound investment. It presents a win-win situation, offering tangible economic benefits for homeowners and broader societal and environmental advantages. Given the global urgency to transition to greener energy sources, solar rooftops stand out as not just a good but an essential investment for a sustainable future.

Also Read: What Is The Lifespan Of A Tesla Roof?



  • Michael Thompson

    Michael Thompson is an esteemed expert in the renewable energy sector, with a profound experience spanning over 25 years. His expertise encompasses various sustainable energy solutions, including solar, wind, hydroelectric, and energy efficiency practices. Michael discusses the latest trends in renewable energy and provides practical advice on energy conservation.


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