Castroville, TX 78009 solar market data
Updated November 27, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Castroville 78009 has 164 solar installations at a median installed cost of $3.92/W, recent growth not yet measurable, and a Market Score of 39 — higher than 31% of U.S. zip markets.
Versus Texas
How 78009 compares with the state
Installed cost
$0.02/W above
state median $3.90/W
Market score
39 vs 42
Texas scores 42
Share of state installs
0.07%
of 224.8K tracked statewide
Battery attach
7.9%
state 1.0%
Statewide momentum
▼ 23.4%
residential solar added in Texas, 12 months through Jul 2026
Statewide market
231.6K systems
3.4% of homes · utility-reported through Jul 2026
Growth & pricing
78009 by year
28 installs in the trailing twelve months vs 34 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 78009
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | GREENSTAR POWER | 38 | 20 | 12.12 | $4.00 |
| 2 | FREEDOM SOLAR POWER TX | 17 | 3 | 10.87 | $4.02 |
| 3 | TRISMART SOLAR | 16 | 1 | 9.46 | $3.94 |
| 4 | ION SOLAR | 11 | 0 | 5.94 | $4.00 |
| 5 | ADT SOLAR | 10 | 0 | 12.66 | $3.35 |
| 6 | SUNRUN | 9 | 0 | 9.39 | $4.10 |
| 7 | SOUTH TEXAS SOLAR SYSTEMS | 7 | 0 | 11.68 | $3.47 |
| 8 | GREEN LIGHT SOLAR TX | 5 | 0 | 10.25 | $3.92 |
| 9 | ADVANCED SOLAR ELECTRIC | 4 | 0 | 9.93 | $3.58 |
| 10 | FREEDOM FOREVER | 4 | 0 | 11.46 | $3.80 |
| 11 | ALTERNATIVE SOLAR | 3 | 0 | 12.88 | $3.00 |
| 12 | LONGHORN SOLAR | 2 | 1 | 12.27 | $3.39 |
Equipment
What gets installed in 78009
Share of systems with a recorded brand
Modules
MISSION SOLAR ENERGY19.8%
REC GROUP14.8%
SILFAB SOLAR9.9%
LG ELECTRONICS9.3%
SUNPOWER8.6%
Inverters
ENPHASE ENERGY54.9%
SOLAREDGE29.6%
SUNPOWER8.0%
FRONIUS1.2%
FRONIUS USA1.2%
Frequently asked
Quick answers about 78009
How many solar installations are there in 78009?
SolarDNA counts 164 active solar installations in Castroville 78009, 164 of them residential, with data through November 27, 2024.
How much does solar cost in 78009?
The median residential system in 78009 cost $3.92 per watt over the trailing twelve months, $0.02/W above the Texas median.
Is solar growing in 78009?
Recent growth cannot be measured yet for 78009: insufficient recent data (data runs through November 27, 2024).
Who installs solar in 78009?
GREENSTAR POWER, FREEDOM SOLAR POWER TX, TRISMART SOLAR lead the 43 installers with systems in 78009. The full comp set is above.
Is 78009 a good market for solar sales?
78009 scores 39 out of 100 (Good, higher than 31% of U.S. zip markets). With under 500 installations the score is provisional.