Rowland Heights, CA solar installation & market data
Updated May 18, 2026 By The SolarDNA Data Team
Rowland Heights has 1,783 solar installations across 1 zip code at a median installed cost of $4.35/W, installations down 7.3% over the trailing twelve months, and an installs-weighted Market Score of 45.
Active installations
1,783
Zip markets
1
Median cost
$4.35/W
12-mo growth
▼ 7.3%
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Rowland Heights scores higher than 68% of U.S. zip markets.
Versus California
How Rowland Heights compares with the state
Installed cost
$0.08/W above
state median $4.26/W
Market score
45 vs 53
California scores 53
Share of state installs
0.08%
of 2.3M tracked statewide
Battery attach
18.7%
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: 110–134 installs (midpoint 122)
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
Rowland Heights by year
127 installs in the trailing twelve months vs 137 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Rowland Heights
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 388 | 17 | 1 | $5.12 |
| 2 | SUNRUN | 235 | 34 | 1 | $3.92 |
| 3 | SOLARMAX | 60 | 0 | 1 | $3.40 |
| 4 | SUNPOWER | 60 | 0 | 1 | $4.82 |
| 5 | FREEDOM FOREVER | 49 | 3 | 1 | $4.22 |
| 6 | BURKE ELECTRIC | 41 | 0 | 1 | $5.00 |
| 7 | TRUE POWER SOLAR | 36 | 0 | 1 | $4.99 |
| 8 | SOLAR OPTIMUM DESIGN ELECTRIC | 32 | 0 | 1 | $2.81 |
| 9 | SOLAR VAST | 32 | 0 | 1 | $3.82 |
| 10 | TRUEPOWER SOLAR | 25 | 0 | 1 | $4.30 |
| 11 | ELITE ELECTRIC | 23 | 0 | 1 | $5.50 |
| 12 | SWSS ELECTRIC | 21 | 0 | 1 | $3.57 |
Zip markets
Zips in Rowland Heights
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 91748 | 1,783 | $4.35 | 45 C |