`n SolarStateData - US Solar Incentives, Costs & State Data

Get solar incentive updates before they expire

State rebate deadlines, new tax credits, utility rate changes. I track the policy shifts so you don't miss the $3,000 rebate that expires next month.

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The case for solar ”” in one number
$1,400
Average annual savings after going solar
See savings by state →
Source: EnergySage Market Data, Q4 2025

I track solar incentives so you don't get ripped off

After watching my neighbor overpay $8,000 because his installer "forgot" to mention the state rebate deadline, I started documenting every incentive program in America. State credits, utility rebates, net metering rules that change by zip code ”” the solar industry profits from this confusion. I don't.

Find your state's incentives →
Data from DSIRE · EnergySage · SEIA · US EIA  ·  Updated weekly  ·  Research by Dana Mercer
30% Federal Investment Tax Credit ”” deducted from your tax bill, not just income IRA 2022 · Available through Dec 2032
50 States with at least one solar incentive program beyond the federal ITC DSIRE database, March 2026
7”“12 yrs Typical payback period ”” varies significantly by state electricity rate and incentives EnergySage, national range
47,000+ Monthly readers
6,200+ Newsletter subscribers
50 State guides maintained
"Saved me $4,200 on my install by catching a rebate I didn't know existed" ”” Mike T., Arizona homeowner
$3.00/W National avg install cost · Q1 2026
179 GW US installed solar capacity · SEIA 2025
4.3M US homes with solar panels installed
27¢/kWh California avg electricity rate (highest in continental US)
+$48K Median 25-year ROI on a CA solar install
Top solar states ”” key metrics at a glance
All 50 states →
Rank State Avg install cost Electricity rate Peak sun hrs Typical payback Key incentive beyond ITC Net metering
1 California $3.00/W 27¢/kWh 5.8 hrs 7”“9 yrs SGIP battery rebate · Property tax exempt NEM 3.0
2 Texas $2.78/W 13.5¢/kWh 5.4 hrs 9”“12 yrs Property tax exempt · Austin/SA utility rebates None statewide
3 Florida $2.75/W 14.2¢/kWh 5.5 hrs 8”“11 yrs Property tax exempt · Sales tax exempt Full retail
4 New York $3.11/W 21¢/kWh 4.4 hrs 7”“10 yrs 25% state tax credit (max $5k) · NY-Sun rebate Full retail
5 Arizona $2.81/W 13.8¢/kWh 6.0 hrs 8”“11 yrs 25% state tax credit (max $1k) · Sales tax exempt Full retail
6 Massachusetts $3.10/W 26¢/kWh 4.5 hrs 7”“9 yrs SMART Program incentive · 15% state tax credit (max $1k) Full retail
7 Nevada $2.79/W 12.5¢/kWh 6.2 hrs 9”“12 yrs Property tax exempt · Sales tax exempt Reduced (NVE)
8 North Carolina $2.84/W 13.8¢/kWh 5.1 hrs 9”“12 yrs Property tax exempt · Duke Energy rebate programs Full retail

ITC = Federal Investment Tax Credit (30%, available to all states). Net metering status as of March 2026. Payback assumes 30% ITC applied. Rates from EIA.

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$7,500 Average federal tax credit on a standard 8kW install at $3.00/W 30% ITC · $25,000 gross system cost
43¢/kWh Hawaii's electricity rate ”” highest in the US, making solar ROI exceptional US EIA, 2025 · Hawaii avg payback: 5”“7 years

Latest solar incentives
These are the programs I'm tracking this month. Deadlines matter ”” I've seen homeowners miss $3,000+ because they filed two weeks late.
Federal Solar Investment Tax Credit (ITC)
Deduct 30% of system cost from your federal income taxes. For new residential installations through Dec 2032, stepping to 26% in 2033.
30%
Active · All states Expires Dec 2032
California SGIP Battery Rebate
Self-Generation Incentive Program rebates for home battery storage. $150”“$1,000/kWh depending on income tier. Critical post-NEM 3.0.
$150”“$1k/kWh
Active · CA only Budget-limited
New York State Solar Tax Credit
25% state income tax credit on solar installation, up to $5,000. Stackable with federal ITC ”” can reduce net cost to below 50% of gross.
25% / $5k
Active · NY only Ongoing
Texas Property Tax Exemption
100% of the appraised value added by a solar installation is exempt from property taxes. No cap. Permanent in state law.
100% value
Active · TX only Permanent
Massachusetts SMART Program
Solar Massachusetts Renewable Target ”” fixed-rate incentive paid per kWh generated. Paid directly by utilities monthly for 10 years.
~$0.05”“0.10/kWh
Limited capacity Block system
View all state incentive databases →

Solar cost calculator

I built this because every "free solar calculator" online wants your phone number so a salesperson can call you 47 times. This one doesn't. Enter your numbers, get your estimate, leave. That's it.

→ Estimated system size (kW)
→ Total installed cost before incentives
→ Net cost after 30% federal ITC
→ Year 1 electricity savings estimate
→ Years to break even (payback period)
→ 25-year return on investment
Calculate my solar savings →

Methodology: EnergySage cost/watt data · NREL irradiance · EIA electricity rates

System size 8.4 kW Estimated solar array
Gross cost $25,200 Before incentives
After 30% ITC $17,640 Federal credit applied
Annual savings $2,160 Year 1 estimate
Payback 8.2 yrs Under NEM 3.0
25-year ROI +$48,500 Estimated total return

Sample output. Your numbers will differ by state, utility, and equipment.


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