Is solar worth it in 60435 (Joliet, IL)?

With an average payback period of 11.9 years and 25-year savings of $29,950, solar panels in Joliet, Illinois are a solid investment.

How much do solar panels cost in 60435?

The average cost of a 6kW residential solar system in Joliet, Illinois is $14,200 before incentives. The federal 30% Investment Tax Credit reduces this to about $9,940.

How much solar electricity does 60435 get?

Joliet receives 4.62 kWh/m²/day of solar irradiance. A 6kW system in zip code 60435 produces approximately 8,094 kWh per year.

Solar Panel ROI in 60435

Joliet, Illinois — Is solar worth it here? Here's what the data says.

2.1x ROI Score

11.9 yrs Payback Period

$1,198/yr Annual Savings

$29,950 25-Year Savings

Your savings estimate

$ /mo bill

Annual savings $1,198

Payback 11.9 yrs

25-yr savings $29,950

Solar Calculator for 60435 (Joliet)

Adjust values to see your personalized solar ROI estimate for Joliet, Illinois.

System Size

System Cost

Electricity Rate

$ /kWh

Solar Irradiance

4.62 kWh/m²/day

Based on NREL data for Joliet, IL

ROI Score 2.1x

Annual Production 8,094 kWh

Annual Savings $1,198

Payback Period 11.9 years

25-Year Savings $29,950

After 30% ITC $9,940

Solar Data for 60435 – Joliet, IL

Solar Irradiance 4.62 kWh/m²/day -6.9% vs national avg

vs Illinois Avg -2.1% State avg: 4.86 kWh/m²/day

Electricity Rate $0.148/kWh Illinois average rate

Annual Production 8,094 kWh 6kW system estimate

Joliet's 4.62 kWh/m²/day is 6.9% below the national average. At $0.148/kWh, the 11.9-year payback is moderate. Tax credits and incentives can shorten it meaningfully.

Solar Incentives for Joliet, Illinois

★

Federal Investment Tax Credit (ITC)

Claim 30% of your system cost as a federal tax credit. On a $14,200 system, that's $4,260 back.

★

Net Metering

Most Illinois utilities offer net metering — sell excess electricity back to the grid at retail rates, accelerating your payback.

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Illinois State Programs

Check with the Illinois energy office for additional rebates, tax exemptions, and low-interest solar financing programs available in Joliet.

60435 vs Illinois Average

Solar Irradiance

60435: 4.62 IL avg: 4.86

Payback Period

60435: 11.9 yrs IL avg: 11.6 yrs

Annual Savings

60435: $1,198 IL avg: $1,227

25-Year Savings

60435: $29,950 IL avg: $30,675

See the full Illinois solar guide for statewide data and incentives.

Nearby Zip Codes — Solar Comparison

60586 Plainfield, IL 2.1x ROI 11.9 yr payback 60540 Naperville, IL 2.1x ROI 11.9 yr payback 60532 Lisle, IL 2.1x ROI 11.9 yr payback 60559 Westmont, IL 2.1x ROI 11.9 yr payback 60134 Geneva, IL 2.1x ROI 11.9 yr payback