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Solar Installation in San Diego, CA

Compare 6 local solar installation pros. Typical service: $17473–$24100.

Top Solar Installation Companies in San Diego

  1. 1.Sunline Energy

    4.7★ (265 reviews)

    4.7★ from 265 reviews

    +18583715755Website

  2. 2.SolarTidy San Diego Solar Panel Cleaning

    4.7★ (38 reviews)

    4.7★ from 38 reviews

    +17606838384Website

  3. 3.SunSolar Power - SPR California

    4.4★ (25 reviews)

    4.4★ from 25 reviews

    +18587642419Website

  4. 4.SoCal Solar Brokers

    4.6★ (9 reviews)

    4.6★ from 9 reviews

    +16199572224Website

  5. 5.SolarGuru Energy

    4.8★ (6 reviews)

    4.8★ from 6 reviews

    +18333834878Website

  6. 6.Strata Homes & Solar

    5.0★ (1 reviews)

    5.0★ from 1 reviews

    +17603003732

Solar Installation Cost in San Diego

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in San Diego
6 kW system, installed$17,473–$24,100/job
8 kW system, installed$23,257–$32,174/job
10 kW system, installed$29,041–$40,247/job

Solar Installation prices in San Diego run about 21% above the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 6 companies serving San Diego, rated 4.7★ on average across 344 customer reviews.

San Diego Climate & Seasonal Timing

What San Diego's weather means for scheduling solar installation.

Annual precipitation
12.51"
Heating degree days
1,542
Cooling degree days
845
MonthLowHighPrecip
Jan44.3°65.9°2.68"
Feb47°65.1°2.31"
Mar48.8°66.7°2.21"
Apr51.9°69°0.86"
May56.6°70.6°0.2"
Jun59.6°73.6°0.09"
Jul63.6°78.8°0.06"
Aug65°80.9°0.05"
Sep62.8°79.7°0.21"
Oct56.7°75.7°0.76"
Nov49.5°70.4°1.45"
Dec45.2°65.8°1.63"

NOAA station data 0.12 miles from San Diego.

Permits & Regulations in CA

Permit typically required

  • Electrical contracting requires a CSLB C-10 Electrical Contractor license
  • Electricians employed by a C-10 contractor must be certified by the Department of Industrial Relations
  • Business and Professions Code 7048 exempts minor work under $1,000, but not work that requires a building permit

License required: CSLB C-10 Electrical Contractor license; DIR-certified electricians

Sources: www.cslb.ca.gov, www.dir.ca.gov

Solar Installation FAQs for San Diego

How much does solar cost in San Diego?

A 6 kW home solar system in San Diego typically runs $17473-$24100 installed, before any incentives.

How many solar installers serve San Diego?

We track 6 solar installation companies serving San Diego.

Is solar installation in San Diego more expensive than average?

Electrical installation labor in San Diego runs about +20.5% versus the national average.

Do I need a permit for solar panels in San Diego, CA?

In CA, Electrical contracting requires a CSLB C-10 Electrical Contractor license. Rooftop solar in San Diego needs a building and electrical permit plus a utility interconnection agreement.

Is there a federal solar tax credit in 2026?

No for homeowners buying a system: the residential federal credit ended December 31, 2025, so a San Diego quote of $17473-$24100 is close to the out-of-pocket cost unless a state or utility rebate applies.

How much does air conditioning drive solar savings in San Diego?

San Diego sees about 845 cooling degree days a year; the more air conditioning a home runs, the more of a solar systems output it uses directly.

How many quotes should I get for solar in San Diego?

At least three; with 6 installers serving San Diego, compare the price per watt, panel and inverter models, and the workmanship warranty.

Does heat reduce solar output in San Diego?

Slightly; panels lose efficiency on days near 81F, so San Diego quotes should use temperature-adjusted production estimates.