Solar Energy Cost in Belleville, IL in 2026
Most Solar Energy projects in Belleville, IL cost between $19,000 and $36,000. The typical price is $26,000.
Labour and materials in Belleville run about 14% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Panel efficiency and inverter type
- Roof complexity and mounting hardware
- Main panel upgrade if the busbar cannot take the backfeed
- Battery storage, which is priced separately
Usually included
- Panels, inverters and racking
- Design, permitting and interconnection
- Installation and commissioning
Usually extra
- Battery storage
- Roof repair or replacement before install
- Utility interconnection fees in some territories
Unit prices in Belleville, IL
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.38 |
| Mid-range | $3.25 |
| High-end | $4.55 |
Solar panel installers in Belleville, IL
Businesses listed on Google near Belleville, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Ltd Solar Consulting
5.0(18 reviews)
2100 S Illinois St Ste A6, Belleville, IL 62220