Williamstown, VT 05679 solar market data
Updated December 12, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Williamstown 05679 has 114 solar installations at a median installed cost of $5.42/W, recent growth not yet measurable, and a Market Score of 34 — higher than 11% of U.S. zip markets.
Versus Vermont
How 05679 compares with the state
Installed cost
$0.57/W above
state median $4.85/W
Market score
34 vs 39
Vermont scores 39
Share of state installs
0.36%
of 31.3K tracked statewide
Battery attach
2.6%
state 5.7%
Statewide momentum
▲ 12.0%
residential solar added in Vermont, 12 months through Jul 2026
Statewide market
21.9K systems
10.4% of homes · utility-reported through Jul 2026
Growth & pricing
05679 by year
7 installs in the trailing twelve months vs 17 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 05679
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 40 | 4 | 9.69 | — |
| 2 | SUNCOMMON | 26 | 0 | 8.32 | $4.95 |
| 3 | CATAMOUNT SOLAR | 7 | 0 | 14.13 | $10.34 |
| 4 | TESLA | 5 | 0 | 6.05 | — |
| 5 | GREEN MOUNTAIN SOLAR | 3 | 0 | 7.11 | — |
| 6 | FREEDOM FOREVER | 2 | 1 | 6.04 | — |
| 7 | INTEGRITY ENERGY | 2 | 0 | 8.3 | — |
| 8 | RGS ENERGY | 2 | 0 | 9.31 | $4.52 |
| 9 | SUN CATCHER | 2 | 0 | 10.67 | — |
| 10 | ALLEARTH RENEWABLE | 1 | 0 | 4.2 | $7.00 |
| 11 | APEX SOLAR | 1 | 0 | 10.8 | — |
| 12 | CURTIS RANDALL | 1 | 0 | 12.4 | — |
Equipment
What gets installed in 05679
Share of systems with a recorded brand
Modules
LONGI GREEN ENERGY TECHNOLOGY19.7%
JA SOLAR18.4%
QCELLS NORTH AMERICA11.8%
REC GROUP10.5%
TRINA SOLAR7.9%
Inverters
SOLAREDGE67.1%
DELTA ELECTRONICS5.3%
FRONIUS USA4.0%
SMA AMERICA4.0%
ABB2.6%
Frequently asked
Quick answers about 05679
How many solar installations are there in 05679?
SolarDNA counts 114 active solar installations in Williamstown 05679, 106 of them residential, with data through December 12, 2024.
How much does solar cost in 05679?
The median residential system in 05679 cost $5.42 per watt over the trailing twelve months, $0.57/W above the Vermont median.
Is solar growing in 05679?
Recent growth cannot be measured yet for 05679: insufficient recent data (data runs through December 12, 2024).
Who installs solar in 05679?
SUNRUN, SUNCOMMON, CATAMOUNT SOLAR lead the 16 installers with systems in 05679. The full comp set is above.
Is 05679 a good market for solar sales?
05679 scores 34 out of 100 (Fair, higher than 11% of U.S. zip markets). With under 500 installations the score is provisional.