Rocklin, CA solar installation & market data
Updated April 14, 2026 By The SolarDNA Data Team
Rocklin has 12,363 solar installations across 2 zip codes at a median installed cost of $4.08/W, installations up 18.4% over the trailing twelve months, and an installs-weighted Market Score of 54.
Active installations
12,363
Zip markets
2
Median cost
$4.08/W
12-mo growth
▲ 18.4%
Installers active
473
City Market Score
Excellent · installs-weighted across 2 zips
Best zip in Rocklin scores higher than 97% of U.S. zip markets.
Versus California
How Rocklin compares with the state
Installed cost
$0.19/W below
state median $4.26/W
Market score
54 vs 53
California scores 53
Share of state installs
0.55%
of 2.3M tracked statewide
Battery attach
4.6%
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
Next-12-month outlook: 626–766 installs (midpoint 696)
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
Rocklin by year
637 installs in the trailing twelve months vs 538 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Rocklin
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 1,432 | 39 | 2 | $5.11 |
| 2 | SUNPOWER | 1,302 | 7 | 2 | $4.41 |
| 3 | SUNRUN | 1,246 | 110 | 2 | $4.18 |
| 4 | CITADEL ROOFING AND SOLAR | 797 | 85 | 2 | $2.84 |
| 5 | PETERSENDEAN | 486 | 0 | 2 | $3.48 |
| 6 | HOOKED ON SOLAR | 426 | 3 | 2 | $4.27 |
| 7 | SUNWORKS | 372 | 0 | 2 | $4.00 |
| 8 | MAGIC SUN SOLAR | 363 | 16 | 2 | $3.29 |
| 9 | BRIGHT OPS | 267 | 6 | 2 | $4.00 |
| 10 | V3 ELECTRIC | 250 | 10 | 2 | $2.34 |
| 11 | CITADEL ROOFING SOLAR | 249 | 0 | 2 | $3.30 |
| 12 | ENERGY SAVING PROS | 226 | 0 | 2 | $3.65 |
| 13 | SONRAY CONSTRUCTION | 224 | 29 | 2 | $2.82 |
| 14 | SIERRA PACIFIC HOME AND COMFORT | 196 | 0 | 2 | $5.06 |
| 15 | INFINITY ENERGY | 173 | 1 | 2 | $4.47 |
| 16 | BROWER MECHANICAL | 171 | 0 | 2 | $4.01 |
| 17 | CAPITAL CITY SOLAR | 168 | 0 | 2 | $4.68 |
| 18 | READY HOME ENERGY | 139 | 0 | 2 | $4.13 |
| 19 | FUTURE ENERGY SAVERS | 127 | 3 | 2 | $6.30 |
| 20 | FREEDOM FOREVER | 124 | 5 | 2 | $3.95 |
| 21 | WESTHAVEN SOLAR | 84 | 0 | 2 | $3.95 |
| 22 | GOLD RUSH ENERGY SOLUTIONS | 82 | 0 | 2 | $3.15 |
| 23 | POWERLIGHT | 82 | 0 | 1 | $8.10 |
| 24 | NATIONWIDE SUN | 73 | 18 | 2 | $3.45 |
| 25 | PARAMOUNT ENERGY | 72 | 0 | 2 | $4.73 |