St. Lawrence County, NY solar installation & market data
Updated June 3, 2026 By The SolarDNA Data Team
St. Lawrence County has 590 solar installations across 30 zip codes at a median installed cost of $3.26/W, installations up 195.5% over the trailing twelve months, and an installs-weighted Market Score of 52.
Active installations
590
Zip markets
30
Median cost
$3.26/W
12-mo growth
▲ 195.5%
Installers active
60
County Market Score
Excellent · installs-weighted across 30 zips
Best zip in St. Lawrence County scores higher than 99% of U.S. zip markets.
Versus New York
How St. Lawrence County compares with the state
Installed cost
$0.90/W below
state median $4.16/W
Market score
52 vs 59
New York scores 59
Share of state installs
0.32%
of 187.3K tracked statewide
Battery attach
0.6%
state 2.1%
Statewide momentum
▲ 25.2%
residential solar added in New York, 12 months through Jul 2026
Statewide market
274.1K systems
6.4% of homes · utility-reported through Jul 2026
Next-12-month outlook: 64–86 installs (midpoint 75)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
St. Lawrence County by year
65 installs in the trailing twelve months vs 22 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in St. Lawrence County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | APEX ENERGY TEK | 119 | 1 | 20 | $3.29 |
| 2 | NORTHERN LIGHTS ENERGY | 112 | 0 | 16 | $3.33 |
| 3 | PROVEN ENERGY SYSTEMS | 62 | 6 | 14 | $2.75 |
| 4 | ALTERNATIVE POWER SOLUTIONS NY | 47 | 0 | 15 | $3.90 |
| 5 | FOURTH COAST | 47 | 0 | 15 | $3.63 |
| 6 | NYS ESSENTIAL POWER | 19 | 11 | 8 | $4.24 |
| 7 | AMERICAN SOLAR PARTNERS | 14 | 0 | 10 | $3.16 |
| 8 | FREY ELECTRIC CONSTRUCTION | 14 | 0 | 1 | $2.38 |
| 9 | VERMONT SOLAR ENGINEERING | 14 | 0 | 3 | $8.78 |
| 10 | REVOLUSUN | 10 | 0 | 7 | $3.36 |
| 11 | KASSELMAN SOLAR | 9 | 1 | 7 | $3.79 |
| 12 | SUNGEVITY | 8 | 0 | 6 | $3.93 |
| 13 | GREEN STREET POWER PARTNERS | 6 | 4 | 3 | $0.97 |
| 14 | DIRECT ENERGY SOLAR | 6 | 0 | 4 | $3.86 |
| 15 | ALBANY SOLAR SOLUTIONS L L C | 5 | 2 | 4 | $3.97 |
| 16 | NEXAMP | 5 | 0 | 3 | $0.80 |
| 17 | SOLAR LIBERTY ENERGY SYSTEMS | 5 | 0 | 5 | $4.11 |
| 18 | PLUGPV | 5 | 2 | 5 | $4.36 |
| 19 | ADIRONDACK BATTERY SOLAR | 5 | 0 | 3 | $3.93 |
| 20 | NEXT GENERATION SOLAR | 3 | 0 | 3 | $3.33 |
| 21 | ALTERNATIVE POWER SYSTEMS | 3 | 0 | 2 | $8.03 |
| 22 | EMPIRE SOLAR SOLUTIONS | 3 | 3 | 3 | $4.00 |
| 23 | GREAT BROOK SOLAR NRG | 3 | 0 | 3 | $7.30 |
| 24 | SOLAR LIBERTY | 3 | 3 | 2 | $3.31 |
| 25 | ADK SOLAR | 2 | 1 | 2 | $3.99 |
Zip markets
Zips in St. Lawrence County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 13617 | 109 | $3.38 | 52 A |
| 13676 | 108 | $3.28 | 52 A |
| 13669 | 81 | $3.10 | 53 A |
| 13646 | 35 | $2.80 | 54 A |
| 13642 | 28 | $3.26 | 52 A |
| 13625 | 25 | $3.29 | 52 A |
| 13652 | 25 | $3.44 | 51 A |
| 13658 | 20 | $3.09 | 52 A |
| 13668 | 18 | $3.44 | 51 A |
| 13667 | 15 | $3.50 | 51 A |
| 13654 | 14 | $3.00 | 53 A |
| 13697 | 14 | $3.62 | 50 B |
| 13660 | 13 | $3.08 | 53 A |
| 13680 | 11 | $3.28 | 52 A |
| 13694 | 9 | $3.75 | 49 B |
| 13630 | 8 | $3.63 | 50 B |
| 13684 | 8 | $3.96 | 48 B |
| 13614 | 7 | $2.80 | 54 A |
| 12965 | 7 | $1.78 | 57 A |
| 13664 | 7 | $3.27 | 52 A |
| 13672 | 5 | $3.37 | 51 A |
| 13635 | 4 | $3.23 | 52 A |
| 13687 | 4 | $2.92 | 53 A |
| 13681 | 4 | $2.73 | 54 A |
| 13633 | 3 | $5.94 | 39 C |
| 12967 | 2 | $3.55 | 50 B |
| 13621 | 2 | $3.50 | 50 A |
| 13695 | 2 | $4.07 | 48 B |
| 13613 | 1 | $3.50 | 50 A |
| 13690 | 1 | $3.79 | 49 B |