San Ysidro, CA solar installation & market data
Updated May 15, 2026 By The SolarDNA Data Team
San Ysidro has 910 solar installations across 1 zip code at a median installed cost of $4.65/W, installations down 6.6% over the trailing twelve months, and an installs-weighted Market Score of 39.
Active installations
910
Zip markets
1
Median cost
$4.65/W
12-mo growth
▼ 6.6%
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in San Ysidro scores higher than 33% of U.S. zip markets.
Versus California
How San Ysidro compares with the state
Installed cost
$0.39/W above
state median $4.26/W
Market score
39 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
7.7%
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: 50–61 installs (midpoint 55)
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 Ysidro by year
57 installs in the trailing twelve months vs 61 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in San Ysidro
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 272 | 18 | 1 | $4.72 |
| 2 | BRIGHT PLANET SOLAR | 82 | 10 | 1 | $4.91 |
| 3 | TESLA | 60 | 0 | 1 | $5.12 |
| 4 | INFINITY ENERGY | 55 | 0 | 1 | $4.49 |
| 5 | FREEDOM SOLAR POWER TX | 25 | 0 | 1 | $4.47 |
| 6 | SEMPER SOLARIS | 24 | 0 | 1 | $4.37 |
| 7 | ENERGY SERVICE PARTNERS | 17 | 0 | 1 | $4.26 |
| 8 | COMPLETE SOLAR | 13 | 0 | 1 | $5.39 |
| 9 | AMERICAN SOLAR DIRECT | 12 | 0 | 1 | $5.90 |
| 10 | TITAN SOLAR | 11 | 0 | 1 | $6.03 |
| 11 | CALSOLAR | 10 | 10 | 1 | — |
| 12 | EVERYDAY ENERGY | 10 | 0 | 1 | — |
Zip markets
Zips in San Ysidro
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 92173 | 910 | $4.65 | 39 C |