Sunnyvale, CA 94089 solar market data
Updated May 21, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Sunnyvale 94089 has 447 solar installations at a median installed cost of $4.24/W, installations up 238.7% over the trailing twelve months, and a Market Score of 53 — higher than 96% of U.S. zip markets.
Zip Market Score
Excellent · higher than 96% of zips
Versus California
How 94089 compares with the state
Installed cost
$0.02/W below
state median $4.26/W
Market score
53 vs 53
California scores 53
Share of state installs
0.02%
of 2.3M tracked statewide
Battery attach
7.6%
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: 103–139 installs (midpoint 121)
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
94089 by year
105 installs in the trailing twelve months vs 31 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94089
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 121 | 61 | 4.05 | $4.08 |
| 2 | TESLA | 46 | 0 | 7.33 | $5.12 |
| 3 | COMPLETE SOLAR | 26 | 13 | 3.51 | $4.58 |
| 4 | SUNPOWER | 24 | 3 | 85.82 | $4.50 |
| 5 | BRIGHT OPS | 15 | 7 | 6.15 | $3.89 |
| 6 | CLEAN SOLAR | 10 | 0 | 6.36 | $4.46 |
| 7 | PETERSENDEAN | 10 | 0 | 12.41 | $3.06 |
| 8 | TITAN SOLAR | 7 | 0 | 6.05 | $4.84 |
| 9 | FREEDOM FOREVER | 6 | 0 | 5.6 | $5.14 |
| 10 | SOLAR TECHNOLOGIES | 5 | 1 | 165.79 | $4.93 |
| 11 | BETTER EARTH | 5 | 0 | 4.83 | $5.33 |
| 12 | SEMPER SOLARIS | 5 | 0 | 4.29 | $3.88 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94085 Sunnyvale | 1.9 km | 606 | $4.56 | 40 |
| 94086 Sunnyvale | 3.2 km | 1,358 | $4.25 | 43 |
| 95002 Alviso | 3.9 km | 80 | $4.05 | 40 |
| 95134 San Jose | 5.4 km | 67 | $3.86 | 41 |
| 94087 Sunnyvale | 6.1 km | 3,515 | $4.42 | 49 |
| 94043 Mountain View | 6.8 km | 1,041 | $4.08 | 34 |
Same city
Other zips in Sunnyvale
Equipment
What gets installed in 94089
Share of systems with a recorded brand
Modules
HANWHA Q CELLS17.4%
QCELLS NORTH AMERICA15.3%
SUNPOWER8.7%
LG ELECTRONICS8.2%
REC GROUP5.2%
Inverters
ENPHASE ENERGY41.7%
SOLAREDGE27.0%
TESLA6.2%
ABB4.5%
SMA AMERICA4.5%
Frequently asked
Quick answers about 94089
How many solar installations are there in 94089?
SolarDNA counts 447 active solar installations in Sunnyvale 94089, 404 of them residential, with data through May 21, 2026.
How much does solar cost in 94089?
The median residential system in 94089 cost $4.24 per watt over the trailing twelve months, $0.02/W below the California median.
Is solar growing in 94089?
Installations in 94089 are up 238.7%: 105 in the trailing twelve months versus 31 before.
Who installs solar in 94089?
SUNRUN, TESLA, COMPLETE SOLAR lead the 116 installers with systems in 94089. The full comp set is above.
Is 94089 a good market for solar sales?
94089 scores 53 out of 100 (Excellent, higher than 96% of U.S. zip markets). With under 500 installations the score is provisional.