Sparta, WI solar installation & market data
Updated June 4, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Sparta has 135 solar installations across 1 zip code at a median installed cost of $2.68/W, recent growth not yet measurable, and an installs-weighted Market Score of 52.
Active installations
135
Zip markets
1
Median cost
$2.68/W
12-mo growth
—
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Sparta scores higher than 93% of U.S. zip markets.
Versus Wisconsin
How Sparta compares with the state
Installed cost
$0.84/W below
state median $3.52/W
Market score
52 vs 41
Wisconsin scores 41
Share of state installs
0.67%
of 20.2K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▼ 3.1%
residential solar added in Wisconsin, 12 months through Jul 2026
Statewide market
22.1K systems
1.2% of homes · utility-reported through Jul 2026
Growth & pricing
Sparta by year
39 installs in the trailing twelve months vs 37 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Sparta
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | OLSON SOLAR ENERGY | 50 | 2 | 1 | $2.70 |
| 2 | FULL SPECTRUM SOLAR | 8 | 0 | 1 | $2.39 |
| 3 | ETHOS GREEN POWER | 7 | 0 | 1 | $2.55 |
| 4 | EAGLE POINT SOLAR | 4 | 0 | 1 | $5.38 |
| 5 | ALL ENERGY SOLAR | 2 | 0 | 1 | $4.03 |
| 6 | BAR ELECTRIC | 1 | 1 | 1 | — |
| 7 | AQUILLA SOLAR | 1 | 0 | 1 | $2.53 |
| 8 | EVERLIGHT SOLAR | 1 | 0 | 1 | $4.35 |
| 9 | KINSMAN CONSTRUCTION | 1 | 0 | 1 | $3.53 |
| 10 | MINNSOLAR | 1 | 0 | 1 | $2.88 |
| 11 | NILSSEN ELECTRIC | 1 | 0 | 1 | $1.79 |
| 12 | SOLAR CONNECTION | 1 | 0 | 1 | $2.79 |
Zip markets
Zips in Sparta
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 54656 | 135 | $2.68 | 52 A |