Watertown, MA 02472 solar market data
Updated February 20, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Watertown 02472 has 415 solar installations at a median installed cost of $4.23/W, recent growth not yet measurable, and a Market Score of 47 — higher than 75% of U.S. zip markets.
Versus Massachusetts
How 02472 compares with the state
Installed cost
$0.06/W above
state median $4.17/W
Market score
47 vs 58
Massachusetts scores 58
Share of state installs
0.29%
of 142.6K tracked statewide
Battery attach
2.2%
state 3.1%
Statewide momentum
▲ 22.8%
residential solar added in Massachusetts, 12 months through Jul 2026
Statewide market
233.7K systems
13.3% of homes · utility-reported through Jul 2026
Growth & pricing
02472 by year
27 installs in the trailing twelve months vs 41 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 02472
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 68 | 6 | 6.2 | $4.01 |
| 2 | TESLA | 61 | 2 | 5.8 | $5.10 |
| 3 | SUNBUG SOLAR | 54 | 3 | 15.19 | $4.04 |
| 4 | NEXT STEP LIVING | 32 | 0 | 4.33 | $5.42 |
| 5 | TRINITY SOLAR | 27 | 0 | 6.71 | $4.20 |
| 6 | SUNLIGHT SOLAR ENERGY | 11 | 0 | 4.89 | $3.80 |
| 7 | SUNPOWER | 9 | 3 | 62.04 | $4.27 |
| 8 | BOSTON SOLAR | 8 | 1 | 9.31 | $3.81 |
| 9 | VENTURE HOME SOLAR | 8 | 1 | 6.91 | $4.40 |
| 10 | GREAT SKY SOLAR | 7 | 4 | 7.85 | $3.30 |
| 11 | RAYAH SOLAR | 7 | 0 | 33.97 | $3.29 |
| 12 | SUNGEVITY | 7 | 0 | 4.47 | $4.71 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 02458 Newton | 2.1 km | 138 | $4.40 | 45 |
| 02478 Belmont | 2.9 km | 310 | $3.70 | 49 |
| 02135 Brighton | 3.0 km | 149 | $4.83 | 43 |
| 02460 Newtonville | 3.2 km | 143 | $4.27 | 45 |
| 02459 Newton Center | 4.0 km | 403 | $4.02 | 48 |
| 02134 Allston | 4.1 km | 59 | $3.87 | 47 |
Same city
Other zips in Watertown
Equipment
What gets installed in 02472
Share of systems with a recorded brand
Modules
TRINA SOLAR18.5%
LG ELECTRONICS15.4%
QCELLS NORTH AMERICA11.0%
SUNPOWER8.7%
JINKO SOLAR7.4%
Inverters
SOLAREDGE58.2%
ENPHASE ENERGY17.2%
SMA AMERICA11.9%
POWER-ONE3.4%
DELTA ELECTRONICS2.8%
Frequently asked
Quick answers about 02472
How many solar installations are there in 02472?
SolarDNA counts 415 active solar installations in Watertown 02472, 382 of them residential, with data through February 20, 2024.
How much does solar cost in 02472?
The median residential system in 02472 cost $4.23 per watt over the trailing twelve months, $0.06/W above the Massachusetts median.
Is solar growing in 02472?
Recent growth cannot be measured yet for 02472: insufficient recent data (data runs through February 20, 2024).
Who installs solar in 02472?
SUNRUN, TESLA, SUNBUG SOLAR lead the 66 installers with systems in 02472. The full comp set is above.
Is 02472 a good market for solar sales?
02472 scores 47 out of 100 (Great, higher than 75% of U.S. zip markets). With under 500 installations the score is provisional.