Monrovia, CA solar installation & market data
Updated May 20, 2026 By The SolarDNA Data Team
Monrovia has 1,499 solar installations across 2 zip codes at a median installed cost of $4.25/W, installations up 36.0% over the trailing twelve months, and an installs-weighted Market Score of 55.
Active installations
1,499
Zip markets
2
Median cost
$4.25/W
12-mo growth
▲ 36.0%
Installers active
323
City Market Score
Excellent · installs-weighted across 2 zips
Best zip in Monrovia scores higher than 97% of U.S. zip markets.
Versus California
How Monrovia compares with the state
Installed cost
$0.01/W below
state median $4.26/W
Market score
55 vs 53
California scores 53
Share of state installs
0.07%
of 2.3M tracked statewide
Battery attach
23.1%
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: 151–205 installs (midpoint 178)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
Monrovia by year
155 installs in the trailing twelve months vs 114 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Monrovia
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 180 | 7 | 1 | $5.12 |
| 2 | SUNRUN | 122 | 27 | 1 | $4.17 |
| 3 | SUNPOWER | 64 | 0 | 1 | $4.59 |
| 4 | SOLAR OPTIMUM DESIGN ELECTRIC | 43 | 0 | 1 | $2.91 |
| 5 | FREEDOM FOREVER | 40 | 6 | 1 | $4.02 |
| 6 | CLEAN INITIATIVE | 31 | 0 | 1 | $4.58 |
| 7 | PETERSENDEAN | 28 | 0 | 1 | $3.45 |
| 8 | SEMPER SOLARIS | 26 | 1 | 1 | $4.36 |
| 9 | VERENGO | 25 | 0 | 1 | $4.25 |
| 10 | BRIGHT OPS | 24 | 8 | 1 | $4.21 |
| 11 | LA SOLAR GROUP | 23 | 0 | 1 | $3.45 |
| 12 | SUNGEVITY | 22 | 0 | 1 | $3.73 |
| 13 | AMECO SOLAR | 22 | 2 | 1 | $3.57 |
| 14 | ESP CONTRACTING | 19 | 0 | 1 | $4.50 |
| 15 | SUNLUX ENERGY | 18 | 0 | 1 | $2.67 |
| 16 | SOLARMAX | 17 | 0 | 1 | $3.47 |
| 17 | POWUR | 15 | 0 | 1 | $4.17 |
| 18 | GREEN ROAD SOLAR | 13 | 5 | 1 | $11.25 |
| 19 | COMPLETE SOLAR | 13 | 0 | 1 | $3.94 |
| 20 | SOUTH WEST BUILDERS | 12 | 3 | 1 | $6.52 |
| 21 | SUNSIDE SOLAR | 12 | 0 | 1 | $4.19 |
| 22 | AMERICAN SOLAR DIRECT | 12 | 0 | 1 | $6.40 |
| 23 | HPM SOLAR | 11 | 5 | 1 | $4.98 |
| 24 | CITADEL ROOFING AND SOLAR | 11 | 10 | 1 | $3.21 |
| 25 | SOLAR UNIVERSE | 11 | 0 | 1 | $4.17 |