Solar comparison
Florida vs California Solar: Which State Offers Better Solar Economics?
Compare Florida and California residential solar: electricity rates, installation costs, net metering policies, hurricane resilience, and payback assumptions.
Quick answer
What this comparison means
California has higher electricity rates and stronger solar incentives (historically NEM 2.0, now NEM 3.0), giving solar a bigger per-kWh savings advantage despite higher install costs. Florida has lower electricity rates but strong sun exposure, no state income tax, property tax exemption for solar, and full retail net metering — producing competitive payback even with lower per-kWh savings. Hurricane code requirements add $500–1,500 to Florida install costs. For most homes in both states, solar payback is 6–12 years depending on self-consumption strategy.
Comparison table
| Factor | Option A | Option B | Why it matters |
|---|---|---|---|
| Electricity rate | $0.15/kWh | $0.33/kWh | CA rates are 2–3x higher — but savings are rate-driven, not sun-driven. |
| Solar cost | $2.50-$3.00/W | $2.80-$3.40/W | FL install costs + hurricane wind-load upgrades. CA costs driven by labor and permit fees. |
| Payback | 8-12 years | 5-8 years | Both states repay in 6–12 years. CA's higher rates offset higher costs. |
| Net metering | Full retail net metering — 1:1 credit for excess solar | NEM 3.0 — export credit ~75% lower than retail rate | FL net metering is more favorable for solar-only. In CA, battery self-consumption is key under NEM 3.0. |
| Hurricane resilience | Wind-load rated mounting required (+$500–1,500); battery backup valued for outages | No hurricane code; wildfire PSPS outages drive battery demand | Both states have outage risks — different causes, similar backup value. |
| State incentives | Property tax exemption, sales tax exemption, no state income tax | DAC-SASH, SGIP (battery), property tax exclusion | Neither state has a state-level residential solar tax credit as of 2026. |
| Sun exposure | ~5.5 peak sun hours (Miami) | ~5.5 peak sun hours (Los Angeles) | Similar sun. Production is not the differentiator — rate structure and net metering are. |
Data Sources
This comparison uses state electricity-rate ranges, local incentive context, net-metering rules, and solar production assumptions informed by NREL PVWatts-style modeling. Final quotes, utility tariffs, and interconnection rules can materially change the economics.
Assumptions
Payback and ROI are directional estimates, not financial advice. They assume typical residential roof conditions, stable household usage, currently available incentives, and separate treatment of battery backup value, financing costs, and installer-specific add-ons.