Tranquillity, CA 93668 solar market data
Updated March 25, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Tranquillity 93668 has 54 solar installations at a median installed cost of $4.42/W, recent growth not yet measurable, and a Market Score of 38 — higher than 20% of U.S. zip markets.
Versus California
How 93668 compares with the state
Installed cost
$0.15/W above
state median $4.26/W
Market score
38 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
9.3%
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
93668 by year
9 installs in the trailing twelve months vs 2 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 93668
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 15 | 2 | 9.53 | $4.34 |
| 2 | SOLAR NEGOTIATORS | 4 | 0 | 8.44 | $3.66 |
| 3 | TESLA | 4 | 0 | 131.94 | $5.12 |
| 4 | EMPOWER ELECTRIC | 3 | 0 | 11.37 | $5.42 |
| 5 | NOVA WEST SOLAR | 3 | 0 | 14.84 | $6.25 |
| 6 | ENCHARGE ENERGY | 2 | 2 | 13.84 | $4.39 |
| 7 | PICKETT SOLAR CONSTRUCTION | 2 | 2 | 412.85 | $2.51 |
| 8 | NEXUS ENERGY SYSTEMS | 2 | 0 | 4.96 | $3.23 |
| 9 | BETTER EARTH ELECTRIC | 1 | 1 | 7.33 | — |
| 10 | NEXT PHASE ELECTRIC | 1 | 1 | 10.81 | — |
| 11 | AZTECH SOLAR | 1 | 0 | 10.67 | $5.18 |
| 12 | BRIGHTHOUSE | 1 | 0 | 10.02 | $4.07 |
Equipment
What gets installed in 93668
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.6%
TRINA SOLAR15.1%
CSI SOLAR13.2%
JA SOLAR11.3%
SCHUCO USA5.7%
Inverters
SOLAREDGE42.3%
ENPHASE ENERGY32.7%
SMA AMERICA9.6%
ABB3.9%
TESLA3.9%
Frequently asked
Quick answers about 93668
How many solar installations are there in 93668?
SolarDNA counts 54 active solar installations in Tranquillity 93668, 46 of them residential, with data through March 25, 2026.
How much does solar cost in 93668?
The median residential system in 93668 cost $4.42 per watt over the trailing twelve months, $0.15/W above the California median.
Is solar growing in 93668?
Recent growth cannot be measured yet for 93668: too few recent installs (data runs through March 25, 2026).
Who installs solar in 93668?
SUNRUN, SOLAR NEGOTIATORS, TESLA lead the 24 installers with systems in 93668. The full comp set is above.
Is 93668 a good market for solar sales?
93668 scores 38 out of 100 (Fair, higher than 20% of U.S. zip markets). With under 500 installations the score is provisional.