San Antonio, TX 78218 solar market data
Updated December 7, 2023Older data · growth withheld By The SolarDNA Data Team
San Antonio 78218 has 789 solar installations at a median installed cost of $4.00/W, recent growth not yet measurable, and a Market Score of 42 — higher than 48% of U.S. zip markets.
Versus Texas
How 78218 compares with the state
Installed cost
$0.10/W above
state median $3.90/W
Market score
42 vs 42
Texas scores 42
Share of state installs
0.35%
of 224.8K tracked statewide
Battery attach
1.8%
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
78218 by year
133 installs in the trailing twelve months vs 133 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 78218
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | PE SOLAR POWER EXPERTS | 69 | 8 | 7.84 | $4.00 |
| 2 | GREENSTAR POWER | 57 | 3 | 8.45 | $4.00 |
| 3 | TRISMART SOLAR | 46 | 5 | 7.26 | $3.95 |
| 4 | FREEDOM SOLAR POWER TX | 40 | 2 | 7.04 | $4.03 |
| 5 | FREEDOM FOREVER | 36 | 7 | 8.27 | $4.04 |
| 6 | ERUS ENERGY | 32 | 0 | 7.35 | $4.00 |
| 7 | CAM SOLAR | 30 | 0 | 7.5 | $3.14 |
| 8 | ION SOLAR | 28 | 0 | 6.42 | $4.00 |
| 9 | MOMENTUM SOLAR | 28 | 0 | 8.04 | $3.35 |
| 10 | SPEIR INNOVATIONS | 26 | 0 | 7.39 | $3.68 |
| 11 | SOLAR ELECTRIC TEXAS | 25 | 1 | 7.58 | $3.98 |
| 12 | GREEN LIGHT SOLAR TX | 25 | 0 | 8.12 | $4.00 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 78239 San Antonio | 4.6 km | 695 | $3.95 | 41 |
| 78217 San Antonio | 5.0 km | 472 | $3.99 | 40 |
| 78209 San Antonio | 5.3 km | 428 | $3.65 | 42 |
| 78244 San Antonio | 5.7 km | 1,124 | $3.94 | 44 |
| 78233 San Antonio | 7.6 km | 1,085 | $3.99 | 43 |
| 78219 San Antonio | 7.8 km | 233 | $4.00 | 39 |
Equipment
What gets installed in 78218
Share of systems with a recorded brand
Modules
MISSION SOLAR ENERGY28.3%
QCELLS NORTH AMERICA13.8%
SILFAB SOLAR6.9%
LG ELECTRONICS5.0%
ZNSHINE PV-TECH4.5%
Inverters
SOLAREDGE53.1%
ENPHASE ENERGY39.3%
SUNPOWER3.5%
SMA AMERICA1.4%
ALTENERGY POWER SYSTEM0.9%
Frequently asked
Quick answers about 78218
How many solar installations are there in 78218?
SolarDNA counts 789 active solar installations in San Antonio 78218, 776 of them residential, with data through December 7, 2023.
How much does solar cost in 78218?
The median residential system in 78218 cost $4.00 per watt over the trailing twelve months, $0.10/W above the Texas median.
Is solar growing in 78218?
Recent growth cannot be measured yet for 78218: insufficient recent data (data runs through December 7, 2023).
Who installs solar in 78218?
PE SOLAR POWER EXPERTS, GREENSTAR POWER, TRISMART SOLAR lead the 91 installers with systems in 78218. The full comp set is above.
Is 78218 a good market for solar sales?
78218 scores 42 out of 100 (Good, higher than 48% of U.S. zip markets).