Penryn, CA solar installation & market data
Updated April 28, 2026 By The SolarDNA Data Team
Penryn has 546 solar installations across 1 zip code at a median installed cost of $4.05/W, recent growth not yet measurable, and an installs-weighted Market Score of 42.
Active installations
546
Zip markets
1
Median cost
$4.05/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Penryn scores higher than 49% of U.S. zip markets.
Versus California
How Penryn compares with the state
Installed cost
$0.22/W below
state median $4.26/W
Market score
42 vs 53
California scores 53
Share of state installs
0.02%
of 2.3M tracked statewide
Battery attach
8.6%
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
Growth & pricing
Penryn by year
38 installs in the trailing twelve months vs 32 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Penryn
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | ES ELECTRIC CONSTRUCTION | 43 | 1 | 1 | $3.43 |
| 2 | ENERGY SAVING PROS | 37 | 0 | 1 | $3.83 |
| 3 | TESLA | 34 | 0 | 1 | $5.12 |
| 4 | MAGIC SUN SOLAR | 25 | 1 | 1 | $3.25 |
| 5 | SUNRUN | 24 | 6 | 1 | $4.72 |
| 6 | HOOKED ON SOLAR | 24 | 0 | 1 | $4.20 |
| 7 | V3 ELECTRIC | 21 | 1 | 1 | $4.36 |
| 8 | SUNWORKS | 19 | 0 | 1 | $4.21 |
| 9 | VELOCITY SOLAR POWER | 16 | 2 | 1 | $4.59 |
| 10 | CMCO ELECTRIC AND SOLAR | 12 | 0 | 1 | $3.45 |
| 11 | SUNPOWER | 10 | 1 | 1 | $4.40 |
| 12 | BROWER MECHANICAL | 9 | 0 | 1 | $4.64 |
Zip markets
Zips in Penryn
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 95663 | 546 | $4.05 | 42 C |