Glendora, CA solar installation & market data
Updated May 11, 2026 By The SolarDNA Data Team
Glendora has 3,059 solar installations across 2 zip codes at a median installed cost of $4.24/W, installations up 18.7% over the trailing twelve months, and an installs-weighted Market Score of 51.
Active installations
3,059
Zip markets
2
Median cost
$4.24/W
12-mo growth
▲ 18.7%
Installers active
468
City Market Score
Excellent · installs-weighted across 2 zips
Best zip in Glendora scores higher than 95% of U.S. zip markets.
Versus California
How Glendora compares with the state
Installed cost
$0.02/W below
state median $4.26/W
Market score
51 vs 53
California scores 53
Share of state installs
0.14%
of 2.3M tracked statewide
Battery attach
16.7%
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: 212–260 installs (midpoint 236)
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
Glendora by year
216 installs in the trailing twelve months vs 182 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Glendora
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNPOWER | 379 | 1 | 2 | $4.40 |
| 2 | SUNRUN | 313 | 44 | 2 | $4.04 |
| 3 | TESLA | 291 | 13 | 2 | $4.93 |
| 4 | FREEDOM FOREVER | 81 | 15 | 2 | $3.84 |
| 5 | SOLARMAX | 58 | 0 | 2 | $3.34 |
| 6 | SUNGEVITY | 56 | 0 | 2 | $3.78 |
| 7 | FUTURE ENERGY SAVERS | 50 | 0 | 2 | $7.71 |
| 8 | VERENGO | 50 | 0 | 2 | $4.66 |
| 9 | BRIGHT OPS | 48 | 7 | 2 | $4.24 |
| 10 | HPM SOLAR | 47 | 4 | 2 | $3.35 |
| 11 | V3 ELECTRIC | 43 | 17 | 2 | $3.83 |
| 12 | SEMPER SOLARIS | 41 | 2 | 2 | $4.29 |
| 13 | SUNERGY CONSTRUCTION | 40 | 0 | 2 | $2.31 |
| 14 | SUNLUX ENERGY | 37 | 0 | 2 | $3.43 |
| 15 | SOLAR OPTIMUM DESIGN ELECTRIC | 34 | 0 | 2 | $2.83 |
| 16 | POWUR | 33 | 0 | 2 | $4.44 |
| 17 | PETERSENDEAN | 32 | 0 | 2 | $3.65 |
| 18 | ESP CONTRACTING | 31 | 0 | 2 | $4.06 |
| 19 | COMPLETE SOLAR | 30 | 1 | 2 | $4.77 |
| 20 | FUTURE ENERGY | 22 | 1 | 2 | $3.50 |
| 21 | ZERO ENERGY CONTRACTING | 21 | 0 | 2 | — |
| 22 | LA SOLAR GROUP | 20 | 0 | 2 | $3.43 |
| 23 | CLEAN INITIATIVE | 18 | 0 | 2 | $4.20 |
| 24 | BETTER EARTH | 18 | 0 | 2 | $5.01 |
| 25 | AMERICAN SOLAR DIRECT | 18 | 0 | 2 | $5.25 |