San Luis Obispo, CA solar installation & market data
Updated May 1, 2026 By The SolarDNA Data Team
San Luis Obispo has 5,335 solar installations across 4 zip codes at a median installed cost of $4.25/W, installations up 2.5% over the trailing twelve months, and an installs-weighted Market Score of 51.
Active installations
5,335
Zip markets
4
Median cost
$4.25/W
12-mo growth
▲ 2.5%
Installers active
231
City Market Score
Excellent · installs-weighted across 4 zips
Best zip in San Luis Obispo scores higher than 96% of U.S. zip markets.
Versus California
How San Luis Obispo compares with the state
Installed cost
$0.02/W below
state median $4.26/W
Market score
51 vs 53
California scores 53
Share of state installs
0.24%
of 2.3M tracked statewide
Battery attach
10.9%
state 12.7%
Statewide momentum
▲ 1.1%
residential solar added in California, 12 months through Jul 2026
Statewide market
2.3M systems
30.9% of homes · utility-reported through Jul 2026
Next-12-month outlook: 524–640 installs (midpoint 582)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
San Luis Obispo by year
575 installs in the trailing twelve months vs 561 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in San Luis Obispo
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,482 | 98 | 3 | $4.08 |
| 2 | TESLA | 763 | 13 | 2 | $4.82 |
| 3 | SUNPOWER | 344 | 0 | 2 | $4.25 |
| 4 | SOLARPONICS | 301 | 28 | 2 | $4.32 |
| 5 | A M SUN SOLAR | 298 | 7 | 2 | $4.13 |
| 6 | REC SOLAR COMMERCIAL | 204 | 0 | 2 | $7.12 |
| 7 | PHOTON BROTHERS | 169 | 19 | 2 | $4.59 |
| 8 | WICKS SOLAR | 135 | 5 | 2 | $3.57 |
| 9 | RICHARD HEATH ASSOCIATES | 134 | 0 | 2 | — |
| 10 | LIFESTYLE SOLAR | 103 | 48 | 2 | $3.40 |
| 11 | ELECTRICRAFT | 92 | 4 | 2 | $3.72 |
| 12 | REC SOLAR | 66 | 0 | 2 | $6.57 |
| 13 | SUNWORK RENEWABLE ENERGY | 55 | 0 | 2 | $2.51 |
| 14 | TRAVIS ROBSON CONSTRUCTION | 49 | 0 | 2 | $3.67 |
| 15 | AXIOM 360 | 47 | 10 | 2 | $4.07 |
| 16 | SLO CRAFT BUILDERS | 42 | 0 | 2 | $4.19 |
| 17 | SLO CIRCUIT SOLAR | 40 | 0 | 2 | $3.45 |
| 18 | PACIFIC ENERGY | 40 | 0 | 2 | $7.89 |
| 19 | BRIGHT OPS | 26 | 16 | 2 | $5.19 |
| 20 | SUNRISE805 | 24 | 0 | 1 | $3.55 |
| 21 | ILUM SOLAR | 23 | 0 | 2 | $3.79 |
| 22 | WICKS ROOFING AND WICKS SOLAR | 20 | 0 | 2 | $3.76 |
| 23 | BLAND COMPANY | 20 | 1 | 2 | $4.06 |
| 24 | ESP CONTRACTING | 20 | 0 | 2 | $3.56 |
| 25 | SUNGEVITY | 20 | 0 | 2 | $3.92 |