Lexington, MA 02421 solar market data
Updated April 19, 2023Older data · growth withheld By The SolarDNA Data Team
Lexington 02421 has 528 solar installations at a median installed cost of $3.89/W, recent growth not yet measurable, and a Market Score of 49 — higher than 85% of U.S. zip markets.
Versus Massachusetts
How 02421 compares with the state
Installed cost
$0.28/W below
state median $4.17/W
Market score
49 vs 58
Massachusetts scores 58
Share of state installs
0.37%
of 142.6K tracked statewide
Battery attach
8.5%
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
02421 by year
67 installs in the trailing twelve months vs 31 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 02421
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 87 | 15 | 34.14 | $4.62 |
| 2 | DIRECT ENERGY SOLAR | 86 | 0 | 7.18 | $3.79 |
| 3 | SUNRUN | 69 | 10 | 7.07 | $4.49 |
| 4 | SUNBUG SOLAR | 36 | 1 | 12.53 | $3.53 |
| 5 | BOSTON SOLAR | 22 | 3 | 10.64 | $3.82 |
| 6 | REVOLUSUN | 21 | 0 | 9.71 | $3.59 |
| 7 | GREAT SKY SOLAR | 13 | 3 | 10.87 | $3.05 |
| 8 | REVISION ENERGY | 11 | 1 | 11.49 | $3.67 |
| 9 | AMERESCO | 10 | 7 | 258.63 | $3.44 |
| 10 | NEXT STEP LIVING | 9 | 0 | 6.9 | $6.17 |
| 11 | TRINITY SOLAR | 9 | 0 | 7.11 | $3.89 |
| 12 | SUNPOWER | 8 | 4 | 91.16 | $3.72 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 02420 Lexington | 1.7 km | 454 | $4.00 | 48 |
| 01731 Hanscom Afb | 4.6 km | 32 | $3.00 | 51 |
| 02451 Waltham | 5.1 km | 452 | $4.04 | 48 |
| 02476 Arlington | 5.1 km | 492 | $4.00 | 48 |
| 02452 Waltham | 5.4 km | 199 | $4.02 | 47 |
| 01730 Bedford | 6.2 km | 406 | $3.95 | 48 |
Same city
Other zips in Lexington
Equipment
What gets installed in 02421
Share of systems with a recorded brand
Modules
LG ELECTRONICS16.3%
TRINA SOLAR12.2%
QCELLS NORTH AMERICA9.2%
YINGLI ENERGY CHINA8.3%
SUNIVA8.1%
Inverters
SOLAREDGE60.9%
ENPHASE ENERGY18.1%
DELTA ELECTRONICS4.6%
SMA AMERICA3.8%
YASKAWA SOLECTRIA SOLAR3.5%
Frequently asked
Quick answers about 02421
How many solar installations are there in 02421?
SolarDNA counts 528 active solar installations in Lexington 02421, 495 of them residential, with data through April 19, 2023.
How much does solar cost in 02421?
The median residential system in 02421 cost $3.89 per watt over the trailing twelve months, $0.28/W below the Massachusetts median.
Is solar growing in 02421?
Recent growth cannot be measured yet for 02421: insufficient recent data (data runs through April 19, 2023).
Who installs solar in 02421?
TESLA, DIRECT ENERGY SOLAR, SUNRUN lead the 78 installers with systems in 02421. The full comp set is above.
Is 02421 a good market for solar sales?
02421 scores 49 out of 100 (Great, higher than 85% of U.S. zip markets).