Marathon County, WI solar installation & market data
Updated December 5, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Marathon County has 255 solar installations across 14 zip codes at a median installed cost of $3.40/W, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
255
Zip markets
14
Median cost
$3.40/W
12-mo growth
—
Installers active
29
County Market Score
Great · installs-weighted across 14 zips
Best zip in Marathon County scores higher than 91% of U.S. zip markets.
Versus Wisconsin
How Marathon County compares with the state
Installed cost
$0.12/W below
state median $3.52/W
Market score
48 vs 41
Wisconsin scores 41
Share of state installs
1.27%
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
Marathon County by year
68 installs in the trailing twelve months vs 36 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Marathon County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | NORTH WIND RENEWABLE ENERGY | 83 | 6 | 11 | $3.32 |
| 2 | OLSON SOLAR ENERGY | 46 | 21 | 11 | $3.27 |
| 3 | FULL SPECTRUM SOLAR | 23 | 5 | 10 | $2.81 |
| 4 | PHOTOVOLTAIC SYSTEM | 13 | 0 | 7 | $3.87 |
| 5 | EVERLIGHT SOLAR | 11 | 10 | 4 | $5.01 |
| 6 | ATLAS ELECTRIC CONTROL | 11 | 0 | 5 | $2.29 |
| 7 | ALL ENERGY SOLAR | 9 | 3 | 5 | $3.79 |
| 8 | ELAND ELECTRIC | 3 | 0 | 2 | $3.05 |
| 9 | FREEDOM FOREVER | 2 | 2 | 1 | $4.23 |
| 10 | SUNVEST SOLAR | 2 | 0 | 2 | $2.33 |
| 11 | INDEPENDENT ENERGY SYSTEMS | 2 | 0 | 2 | $3.14 |
| 12 | PROJECT SOLAR | 2 | 0 | 2 | $2.00 |
| 13 | HAUKE ELECTRIC | 2 | 0 | 1 | $3.88 |
| 14 | ABLE ENERGY | 2 | 0 | 2 | $4.52 |
| 15 | EAGLE POINT SOLAR | 1 | 0 | 1 | $2.05 |
| 16 | KULPS OF STRATFORD 15217 | 1 | 0 | 1 | $5.57 |
| 17 | HH SOLAR ENERGY SERVICES | 1 | 0 | 1 | $4.29 |
| 18 | PGA 582772 | 1 | 0 | 1 | $1.10 |
| 19 | TRADITIONS 1291006 | 1 | 1 | 1 | $3.38 |
| 20 | ALM HOLDING | 1 | 0 | 1 | $2.51 |
| 21 | SEVENTH GENERATION SYSTEMS INTEGRATION | 1 | 0 | 1 | $14.39 |
| 22 | SOLCIUS | 1 | 0 | 1 | $6.03 |
| 23 | WOLF ELECTRIC | 1 | 1 | 1 | — |
| 24 | DAVE CARLSON 3835 | 1 | 0 | 1 | $2.93 |
| 25 | SUN ENERGY | 1 | 0 | 1 | $2.70 |
Zip markets
Zips in Marathon County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 54401 | 59 | $3.30 | 48 B |
| 54403 | 38 | $3.69 | 46 B |
| 54455 | 32 | $3.27 | 48 B |
| 54411 | 24 | $3.06 | 49 B |
| 54484 | 23 | $2.75 | 51 A |
| 54476 | 18 | $3.34 | 48 B |
| 54426 | 16 | $5.20 | 39 C |
| 54448 | 12 | $2.94 | 50 B |
| 54479 | 10 | $3.25 | 48 B |
| 54488 | 8 | $2.99 | 49 B |
| 54440 | 6 | $3.13 | 49 B |
| 54471 | 4 | $4.91 | 40 C |
| 54408 | 4 | $3.45 | 47 B |
| 54427 | 1 | $2.93 | 50 B |