Solar installers in Alexander County
10 companies have installed solar on 18 homes here since 2023 that we know of (Illinois's records name the installer for only 0% of systems). Covers Cairo, Tamms, East Cape Girardeau, McClure, Thebes, Olive Branch and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| Advanced Energy Solutions Group | 4 | — |
| GoodPwr | 3 | — |
| Solarships Installation Services | 2 | — |
| Sun Solar | 2 | — |
| Titan Solar Power | 2 | — |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 1 | — |
| LGCY Installation Services | 1 | — |
| Residential Service Providers | 1 | — |
| Revolution Energy Systems | 1 | — |
| Tron Solar | 1 | — |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10.
Towns in Alexander County: Cairo, Tamms, East Cape Girardeau, McClure, Thebes, Olive Branch, Unity.
Other Illinois counties
How much does solar cost in Alexander County, IL?
There weren't enough Alexander County systems bought outright for a county figure. Across the U.S., homes paid a median $4.10/W installed in 2023–2025, about $26,700 for a 6.5 kW system.
Which solar companies install in Alexander County, IL?
10 installers have put in home systems in Alexander County since 2023, the busiest being Advanced Energy Solutions Group, GoodPwr, Solarships Installation Services, Sun Solar, Titan Solar Power.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.