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How Much Do Solar Panels Cost in St. Johns, FL (2026)? JEA Prices & ROI

Get 2026 solar panel costs for a home in St. Johns, FL. See how a system from $24,975 provides a 10.6-year payback with JEA's net metering program.

Market Snapshot

Elec. Rate
$0.1557/kWh
Sun Hours
5.4
Utility JEA
Tax Exempt No
Battery Optional
Data updated May 09, 2026

Analyst Note: Bill-based model (~11.1 kW)

Cost and savings sections below are sized to a typical system for this city’s average utility bill (~11.1 kW modeled). Typical monthly bill here: $194.62.

At this bill level, modeled system sizes are often in the mid-to-high single-digit kW range. Use the calculator below to match your actual usage.

Is Rooftop Solar in St. Johns a Smart Move in 2026?

With the federal solar tax credit no longer available for new installations, many homeowners in St. Johns are wondering if solar panels are still a worthwhile investment. The answer often comes down to local utility rules and state incentives. For those served by JEA, strong net metering policies and excellent Florida-specific tax benefits mean that rooftop solar continues to offer significant long-term value, providing a path to lower, more predictable energy costs.

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Benchmark Cost Analysis

2026 Solar Panel Costs in St. Johns

For a typical home in the St. Johns area, installing a solar panel system that offsets most of the annual electricity usage costs around $24,975. This would be for an 11.1 kW system, which is sized to cover the energy needs of a household with an average JEA bill of about $195 per month. This cost is made more affordable thanks to Florida's sales tax exemption on solar equipment. Furthermore, an owned solar system can improve your home's resale appeal to future buyers looking for lower utility bills.

Adding Battery Storage for Power Outages

For homeowners concerned about grid outages, particularly during storm season, a battery can be added for around $15,000, bringing the total system cost to nearly $40,000. Under current JEA rules, a battery doesn't shorten the financial payback period but provides valuable backup power to keep lights, refrigerators, and other essential appliances running when the grid goes down.

Incentives & Tax Credits

Key Florida Solar Incentives That Still Apply in 2026

Even without a federal credit, the financial case for solar in St. Johns is supported by two major state-level policies:

  • No Sales Tax on Solar Equipment: Florida exempts the purchase of solar panels and related equipment from the state's sales tax. This directly reduces the initial cost of the system.
  • 100% Property Tax Exemption: Installing solar panels will increase the value of your home, but thanks to a state exemption, it will not increase your property tax bill. This ensures all the financial benefits of solar stay with you.

These incentives, combined with JEA's net metering, form the foundation of solar savings in Northeast Florida.

Net Metering: JEA

Policy Status

Retail Net Metering

Battery Priority

Optional

Understanding JEA's Net Metering Program

The financial success of a solar investment in St. Johns heavily relies on JEA's net metering policy. This program allows you to get the full retail value for any solar energy you produce but don't use immediately. Your system sends this excess power to the grid, and JEA credits your monthly bill at the same rate ($0.1557/kWh) they charge for electricity. This 1-to-1 exchange is essential for offsetting your entire bill and achieving the fastest possible payback on your system.

Projected Savings

Projected Savings with a JEA Solar System

A solar installation in St. Johns is projected to save a homeowner approximately $1,975 per year on electricity costs. Based on the system cost, this results in a payback period of about 10.6 years. One of the most significant benefits of solar is locking in your energy costs. As JEA rates potentially rise in the coming years, the value of the electricity your panels produce increases, enhancing your return on investment over the 25+ year lifespan of the system.

Local Questions Answered

How does solar perform on cloudy days in St. Johns?
Solar panels still produce power on cloudy and rainy days, just at a reduced output. Florida's net metering is helpful here, as you can build up credits on sunny days to offset your usage during overcast periods, ensuring your annual savings remain on track.
Will JEA buy back all my excess power?
Under the current net metering rules, JEA credits you for the excess energy you send to the grid on a monthly basis. These credits roll over month-to-month and are reconciled annually. The policy is designed to help you offset your own consumption, not to operate as a commercial power plant.
Does owning solar panels really increase my home's value?
Studies have shown that homes with owned solar systems can sell for more than comparable homes without them. Buyers often see the benefit of lower monthly electricity bills, making it a desirable feature, especially in a sunny state like Florida.

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* Calculations based on JEA residential rates (0.1557/kWh).

Data Transparency & Methodology

Estimates for St. Johns, Florida are produced by the SunCents Solar Engine (v1.2). We combine the following verified or standard industry sources:

Performance (PV production)

NREL PVWatts — modeled annual and hourly AC output (kWh), solar radiation, and system losses for a standardized array size so cities can be compared fairly.

nrel.gov

Electricity rates (tariffs)

U.S. Energy Information Administration (EIA) — state-level average retail electricity prices ($/kWh) and supporting series for economic context.

eia.gov

Incentives & programs

DSIRE — state and local rebates, net metering, and policy programs (summarized for readability; always confirm eligibility with a tax or solar professional).

dsireusa.org

Federal incentives

SunCents calculator net cost does not include a federal residential tax credit. Incentive rules change—check DSIRE, IRS/DOE guidance, and a tax professional before relying on any credit.

energy.gov

Utilities & interconnection

Where shown, local utilities (e.g. APS, PG&E, FPL, and other IOUs or munis) are mapped from public interconnection, tariff, or service-territory references so net metering and rider rules match your area—not generic national averages.