Solar panels in Kendall County, IL
Compare solar costs, payback and local permit rules across 3 Kendall County towns served by ComEd, then get free, no-obligation quotes.
Free, no-obligation quotes. Savings vary by home and utility. $0-down offers are leases or PPAs and are subject to approval.
Quick answer
Is solar worth it in Kendall County, IL?
For many homes, yes. With a $150 monthly bill, we estimate a system costs about $10,700 after the ComEd rebate and Illinois Shines in Kendall County, paying for itself in about 8.2 years on an unshaded, south-facing roof.
How does solar compare across Kendall County towns?
| Town | Median home value | Owner-occupied |
|---|---|---|
| Oswego | $344,500 | 88% |
| Plano | $221,100 | 74% |
| Yorkville | $335,300 | 80% |
Panels across Kendall County produce about 1,210 kWh per kW a year, so the solar estimate is the same for every town: about $10,700 after incentives and payback in about 8.2 years. What differs is the housing, below.
Estimates for a cash purchase on an unshaded, south-facing roof. Home values and ownership rates are U.S. Census Bureau American Community Survey 5-year estimates; n/a means no Census figure was available. How we estimate
How many Kendall County homes have gone solar?
Illinois Shines had approved 2,636 home-sized solar systems (25 kW or smaller) in Kendall County as of September 2026, #13 of 102 Illinois counties, including 428 in the past 12 months.
About 33% are owned by the homeowner, paid in cash or with a loan, compared with 44% statewide; the rest are leases or power purchase agreements. The typical system is 7.6 kW. See how Illinois towns compare and solar lease vs. buy.
Counts are applications approved by the Illinois Commerce Commission, and some may not be installed yet. Source: Illinois Shines: Project application reports (ICC-approved Part I applications).
What do Kendall County towns require for solar?
Permits and zoning rules are set town by town. Highlights from each town's own rules:
- Oswego: Oswego requires solar permit applications to include a letter from an Illinois design professional confirming the existing roof structure can carry the added load.
- Plano: Plano's city council passed a solar ordinance on a 6-2 vote, replacing the brief mention of solar in its old code, so check the current permit and inspection rules with the city before you sign.
- Yorkville: Yorkville requires a building permit for home improvements that involve electrical or structural work; applications go to the Community Development Department at City Hall or by email to bzpermits@yorkville.il.us.
Each town page has the full details and sources.
How do I keep solar from raising my Kendall County property taxes?
File form PTAX-330 with the Kendall County assessment office. Under Illinois law, a home with solar can be assessed as if it had a conventional energy system, so panels don't raise your assessment.
How does solar work with ComEd in Kendall County?
ComEd pays about $300 per kW in rebates for new home solar systems with a smart inverter, and since 2025 credits exported power at the supply rate. Power you use as your panels produce it still saves the full retail rate.
See the full ComEd solar guide.
Choosing a company? See how to choose a solar installer in Illinois and what a solar quote should include.
Kendall County solar FAQ
Which electric utility serves Kendall County?
The towns we cover in Kendall County are served by ComEd, which pays about $300 per kW in rebates for new solar systems and credits exported power at the supply rate.
How long does solar take to pay back in Kendall County?
For an unshaded home with a $150 monthly bill, we estimate payback of about 8.2 years in Kendall County, after the utility rebate and Illinois Shines.
Will solar raise my property taxes in Kendall County?
Not if you file form PTAX-330. Illinois lets the county assess a home with solar as if it had a conventional energy system. See how Illinois taxes homes with solar.
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