National City, CA solar installation & market data
Updated May 11, 2026 By The SolarDNA Data Team
National City has 1,998 solar installations across 1 zip code at a median installed cost of $4.76/W, installations down 28.0% over the trailing twelve months, and an installs-weighted Market Score of 39.
Active installations
1,998
Zip markets
1
Median cost
$4.76/W
12-mo growth
▼ 28.0%
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in National City scores higher than 31% of U.S. zip markets.
Versus California
How National City compares with the state
Installed cost
$0.50/W above
state median $4.26/W
Market score
39 vs 53
California scores 53
Share of state installs
0.09%
of 2.3M tracked statewide
Battery attach
8.5%
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: 87–115 installs (midpoint 101)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±14% band. Not a forecast of permits or policy.
Growth & pricing
National City by year
118 installs in the trailing twelve months vs 164 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in National City
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 477 | 40 | 1 | $4.87 |
| 2 | BRIGHT PLANET SOLAR | 198 | 17 | 1 | $5.10 |
| 3 | TESLA | 188 | 3 | 1 | $5.12 |
| 4 | FREEDOM SOLAR POWER TX | 66 | 0 | 1 | $4.19 |
| 5 | SEMPER SOLARIS | 64 | 0 | 1 | $4.17 |
| 6 | NEW POWER | 44 | 0 | 1 | $6.14 |
| 7 | BAKER ELECTRIC SOLAR | 29 | 0 | 1 | $3.95 |
| 8 | INFINITY ENERGY | 24 | 0 | 1 | $4.84 |
| 9 | SUNGEVITY | 23 | 0 | 1 | $4.05 |
| 10 | SUNPOWER | 21 | 0 | 1 | $5.03 |
| 11 | SUNLIGHT SOLAR | 19 | 0 | 1 | $4.78 |
| 12 | EVERYDAY ENERGY | 18 | 0 | 1 | — |
Zip markets
Zips in National City
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 91950 | 1,998 | $4.76 | 39 C |