Rosemead, CA solar installation & market data
Updated May 13, 2026 By The SolarDNA Data Team
Rosemead has 1,275 solar installations across 3 zip codes at a median installed cost of $4.01/W, installations up 3.7% over the trailing twelve months, and an installs-weighted Market Score of 46.
Active installations
1,275
Zip markets
3
Median cost
$4.01/W
12-mo growth
▲ 3.7%
Installers active
250
City Market Score
Great · installs-weighted across 3 zips
Best zip in Rosemead scores higher than 74% of U.S. zip markets.
Versus California
How Rosemead compares with the state
Installed cost
$0.25/W below
state median $4.26/W
Market score
46 vs 53
California scores 53
Share of state installs
0.06%
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: 156–190 installs (midpoint 173)
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
Rosemead by year
170 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 Rosemead
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 179 | 36 | 1 | $4.41 |
| 2 | TESLA | 146 | 7 | 2 | $5.11 |
| 3 | SWSS ELECTRIC | 68 | 8 | 1 | $3.40 |
| 4 | SUNPOWER | 54 | 0 | 1 | $4.50 |
| 5 | TRUE POWER SOLAR | 33 | 0 | 1 | $3.92 |
| 6 | SOLARMAX | 32 | 0 | 1 | $3.25 |
| 7 | SOLAR OPTIMUM DESIGN ELECTRIC | 31 | 0 | 1 | $3.01 |
| 8 | FREEDOM FOREVER | 30 | 8 | 1 | $3.71 |
| 9 | HLV ELECTRIC | 29 | 0 | 1 | $3.52 |
| 10 | SUNNOVA ENERGY CORPORATION | 27 | 0 | 1 | — |
| 11 | BURKE ELECTRIC | 21 | 0 | 1 | $5.00 |
| 12 | V3 ELECTRIC | 20 | 10 | 1 | $5.09 |
| 13 | SOLAR SOLUTIONS 4 U | 18 | 0 | 1 | $3.69 |
| 14 | VERENGO | 16 | 0 | 1 | $4.46 |
| 15 | TRUEPOWER SOLAR | 16 | 0 | 1 | $4.71 |
| 16 | SOLARMAX RENEWABLE ENERGY PROVIDER | 10 | 6 | 1 | $3.88 |
| 17 | SUNNOVA ENERGY | 10 | 0 | 1 | $3.80 |
| 18 | ELITE ELECTRIC | 9 | 0 | 1 | $5.50 |
| 19 | SKY LIMIT ENERGY | 9 | 0 | 1 | $2.69 |
| 20 | ESP CONTRACTING | 8 | 0 | 1 | $3.88 |
| 21 | SEMPER SOLARIS | 8 | 0 | 1 | $4.03 |
| 22 | AMERICAN SOLAR DIRECT | 8 | 0 | 1 | $5.90 |
| 23 | SOLAR VAST | 8 | 0 | 1 | $2.76 |
| 24 | NEXUS ENERGY SYSTEMS | 7 | 0 | 1 | $4.60 |
| 25 | SUNLUX ENERGY | 7 | 0 | 1 | $3.67 |