Harwich, MA 02645 solar market data
Updated October 25, 2023Older data · growth withheld By The SolarDNA Data Team
Harwich 02645 has 663 solar installations at a median installed cost of $4.51/W, recent growth not yet measurable, and a Market Score of 47 — higher than 75% of U.S. zip markets.
Versus Massachusetts
How 02645 compares with the state
Installed cost
$0.34/W above
state median $4.17/W
Market score
47 vs 58
Massachusetts scores 58
Share of state installs
0.46%
of 142.6K tracked statewide
Battery attach
3.0%
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
02645 by year
62 installs in the trailing twelve months vs 42 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 02645
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 209 | 3 | 7.04 | $5.24 |
| 2 | MY GENERATION ENERGY | 96 | 11 | 8.24 | $3.70 |
| 3 | E2 SOLAR | 56 | 4 | 7.72 | $4.85 |
| 4 | TRINITY SOLAR | 47 | 0 | 6.23 | $4.00 |
| 5 | SUNRUN | 42 | 18 | 9.17 | $3.46 |
| 6 | RGS ENERGY | 22 | 0 | 11.32 | $5.96 |
| 7 | SUNGEVITY | 20 | 0 | 7.02 | $3.56 |
| 8 | COTUIT SOLAR | 18 | 2 | 8.91 | $3.81 |
| 9 | SOLAR RISING | 16 | 1 | 9.42 | $3.27 |
| 10 | SUNPOWER | 14 | 4 | 7.17 | $4.18 |
| 11 | CLEAN ENERGY DESIGN | 12 | 0 | 11.07 | $4.66 |
| 12 | FREEDOM FOREVER | 10 | 3 | 9.06 | $4.17 |
Equipment
What gets installed in 02645
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA17.6%
TRINA SOLAR17.0%
LG ELECTRONICS16.5%
SUNPOWER11.5%
CANADIAN SOLAR4.1%
Inverters
SOLAREDGE62.4%
ENPHASE ENERGY17.6%
SUNPOWER5.4%
POWER-ONE3.5%
SMA AMERICA3.2%
Frequently asked
Quick answers about 02645
How many solar installations are there in 02645?
SolarDNA counts 663 active solar installations in Harwich 02645, 642 of them residential, with data through October 25, 2023.
How much does solar cost in 02645?
The median residential system in 02645 cost $4.51 per watt over the trailing twelve months, $0.34/W above the Massachusetts median.
Is solar growing in 02645?
Recent growth cannot be measured yet for 02645: insufficient recent data (data runs through October 25, 2023).
Who installs solar in 02645?
TESLA, MY GENERATION ENERGY, E2 SOLAR lead the 58 installers with systems in 02645. The full comp set is above.
Is 02645 a good market for solar sales?
02645 scores 47 out of 100 (Great, higher than 75% of U.S. zip markets).