How much do solar panels cost in 93401?

A standard 6kW residential solar system in 93401 (San Luis Obispo, CA) costs approximately $18,600 before incentives. After the 30% federal Investment Tax Credit, the net cost is $13,020.

How much will I save with solar panels in 93401?

Homeowners in 93401 can expect to save approximately $2,733 per year on electricity bills with a 6kW solar system, for a total of around $68,325 over 25 years.

How long is the payback period for solar in 93401?

The estimated payback period for a 6kW solar installation in 93401 is 4.8 years after the federal tax credit. This is based on 5.61 kWh/m²/day average solar irradiance and local electricity rates of $0.278/kWh.

Solar Panel Cost in 93401

Last updated April 14, 2026 · Source: NREL and SEIA

San Luis Obispo, California · Excellent ROI

Payback 4.8 years

6kW System Cost Breakdown

Gross Installation Cost $18,600 $3.1/W installed

Federal Tax Credit (30%) −$5,580 ITC through 2032

Net Cost After Credit $13,020 Your out-of-pocket cost

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Savings & ROI for 93401

Annual Electricity Savings $2,733 At $0.278/kWh local rate

Annual Solar Production 9,832 kWh 5.61 kWh/m²/day irradiance

Break-Even Point 4.8 years Excellent ROI

25-Year Net Savings +$55,305 After total system cost

Solar Loan Calculator

Financing a 6kW solar system in San Luis Obispo? Estimate your monthly payment and total interest below.

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Assumes fixed-rate loan. Actual rates vary by lender and credit score. Solar-specific loans from Mosaic, GoodLeap, or Sunlight often offer lower rates than personal loans.

Solar Resource in San Luis Obispo

San Luis Obispo (93401) receives an average of 5.61 kWh/m²/day of solar irradiance, based on latitude 35.283°N and California regional weather patterns from NREL data. At the local electricity rate of $0.278/kWh, a 6kW system generates roughly $2,733 per year in bill savings.

Solar irradiance vs. US average (4.5 kWh/m²/day)

07.5 kWh/m²/day

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Nearby Zip Codes in San Luis Obispo

93402 San Luis Obispo, CA 4.8 yr payback $2,734/yr savings 93405 San Luis Obispo, CA 4.8 yr payback $2,733/yr savings

How We Calculate Solar Costs for 93401

Costs are based on the average price per watt for California ($3.1/W), applied to a standard 6kW residential system. Solar irradiance is derived from NREL PVWatts data for latitude 35.283°N, adjusted for local weather patterns. Electricity rate uses the California EIA average of $0.278/kWh.

The 30% federal Investment Tax Credit (ITC) applies as a credit against your federal income tax liability. Many states offer additional credits; check your state's energy office for local incentives.