Solar savings comparison hub

Compare solar savings by city

Compare the seeded solar savings pages side by side. This table rolls up each city's existing annual solar resource, default 25-year savings estimate, payback period, utility context, net-metering status, and listed incentives. All values come directly from the current seed data used to build the per-city calculators.

15 seeded cities Aggregation only — no new research

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Source of truth: current seed data

City State Solar irradiance (kWh/m²/day) Estimated 25-year savings Payback period (years) Primary utility + net-metering status Federal / state / utility incentives summary
Atlanta Georgia 5.17 $28,075 9.3 Georgia Power
Bill savings depend on avoided retail use plus Georgia Power export-program terms
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Georgia residential solar property-tax exemption (Property-tax relief for qualifying residential solar value) | Georgia Power rooftop-solar interconnection / buyback pathway (Bill savings depend on avoided retail use plus Georgia Power export-program terms)
Austin Texas 5.07 $16,705 10.4 Austin Energy
~$0.097/kWh for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Texas Solar Property Tax Exemption (100% of added home value from solar) | Austin Energy Value of Solar Tariff (VOST) (~$0.097/kWh for exported solar energy)
Charlotte North Carolina 4.63 $16,538 12.1 Duke Energy Carolinas
Retail-rate bill credit for exported solar (~$0.1187/kWh)
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | NC Solar Property Tax Exemption (100% of added home value from solar); NC Sales Tax Exemption for Solar Equipment (Exempt from NC state and local sales tax (6.75–7.25%)) | Duke Energy Carolinas Net Metering (Retail-rate bill credit for exported solar (~$0.1187/kWh))
Chicago Illinois 4.23 $9,655 13.8 Commonwealth Edison (ComEd)
Retail rate credit (~$0.135/kWh) for excess solar exported to the grid
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Illinois Shines — Adjustable Block Program (ABP) (Lump-sum SREC payment of $7,000–$10,000+ for a 6 kW residential system (block price dependent)); Illinois Property Tax Exemption for Solar (Added value from solar excluded from assessed property value for up to 10 years) | ComEd Net Metering (Retail rate credit (~$0.135/kWh) for excess solar exported to the grid)
Dallas Texas 5.38 $16,605 10.5 Oncor Electric Delivery service area (ERCOT deregulated)
Varies by provider — typically $0.03–$0.07/kWh for exported energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Texas Solar Property Tax Exemption (100% of added home value from solar) | REP Solar Buyback Programs (Varies by provider — typically $0.03–$0.07/kWh for exported energy)
Denver Colorado 5.57 $19,695 9.6 Xcel Energy (Public Service Company of Colorado)
Retail rate credit for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Colorado Residential Solar Tax Credit (15% of installation cost, up to $2,500); Colorado Solar Property Tax Exemption (100% of added home value from solar) | Xcel Solar*Rewards Production Incentive (Per-kWh production incentive for first 10 years); Colorado Net Metering (Retail Rate) (Retail rate credit for exported solar energy)
Houston Texas 4.82 $14,305 11.4 CenterPoint Energy service area (ERCOT deregulated)
Varies by provider — typically $0.03–$0.07/kWh for exported energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Texas Solar Property Tax Exemption (100% of added home value from solar) | REP Solar Buyback Programs (Varies by provider — typically $0.03–$0.07/kWh for exported energy)
Jacksonville Florida 5.48 $23,313 10.0 JEA (Jacksonville Electric Authority)
Legacy net metering for grandfathered pre-2018 systems; current DG exports compensated near fuel rate (~$0.03050/kWh)
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Florida Residential Solar Sales Tax Exemption (100% exemption from Florida sales tax on eligible solar equipment); Florida Residential Renewable Energy Property Tax Exemption (100% of added home value from residential PV excluded from property tax) | JEA Distributed Generation / Legacy Net Metering Context (Legacy net metering for grandfathered pre-2018 systems; current DG exports compensated near fuel rate (~$0.03050/kWh))
Los Angeles California 5.62 $38,845 6.0 Los Angeles Department of Water and Power (LADWP)
Retail rate credit (~$0.215/kWh) for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | California Property Tax Exclusion for Solar (100% of added assessed value from solar installation); Self-Generation Incentive Program (SGIP) — Battery Storage ($150–$1,000 per kWh of battery capacity (income-qualified tiers higher)) | LADWP Net Energy Metering (NEM) (Retail rate credit (~$0.215/kWh) for exported solar energy)
Miami Florida 5.49 $18,305 9.9 Florida Power & Light (FPL)
Retail rate credit for excess solar exported to the grid
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Florida Sales Tax Exemption for Solar Equipment (6% Florida sales tax waived on solar equipment); Florida Property Tax Exemption for Residential Solar (100% of added home value from solar installation) | FPL Net Metering (Retail rate credit for excess solar exported to the grid)
Nashville Tennessee 4.50 $19,300 13.5 Nashville Electric Service (NES)
Grid-tied interconnection available; export credited at TVA avoided-cost rate (not full retail)
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Tennessee — No State Income Tax (context note) (N/A — no state income tax credit exists because TN has no personal income tax); Tennessee Sales Tax Exemption for Solar Equipment (Potential exemption from TN state and local sales tax) | NES/TVA Residential Solar Interconnection (Grid-tied interconnection available; export credited at TVA avoided-cost rate (not full retail))
Phoenix Arizona 6.54 $20,470 9.3 Arizona Public Service (APS)
~$0.076/kWh for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Arizona Residential Solar Energy Tax Credit (25% of installation cost, up to $1,000); Arizona Solar Equipment Property Tax Exemption (100% of added home value from solar) | APS Net Billing (Resource Comparison Proxy) (~$0.076/kWh for exported solar energy)
Portland Oregon 4.04 $8,860 14.6 Portland General Electric (PGE)
Full retail rate credit for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Oregon Solar Property Tax Exemption (100% of added home value from solar system) | Energy Trust of Oregon Solar Rebate (Up to $0.20/W — approximately $1,200 for a 6 kW system); Oregon Net Metering (Retail Rate) (Full retail rate credit for exported solar energy)
San Antonio Texas 5.30 $17,291 10.1 CPS Energy
Credit for exported solar energy at avoided cost rate
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Texas Solar Property Tax Exemption (100% of added home value from solar) | CPS Energy Solar Buyback (NEM) (Credit for exported solar energy at avoided cost rate)
Seattle Washington 3.57 $6,400 21.0 Seattle City Light
Full retail rate credit for exported solar energy
Federal Solar Investment Tax Credit (ITC) (30% of system cost) | Washington State Sales Tax Exemption on Solar (Full retail sales tax exemption on solar equipment and installation (≈10.25% in Seattle)); Washington Solar Property Tax Exemption (100% of added home value from solar system) | Washington Net Metering (Full Retail Rate) (Full retail rate credit for exported solar energy)