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Electricity Rates Keep Rising
ComEd rates are up +90% in 5 years and projected to keep climbing. A solar lease gives you a rate as low as $0.10/kWh, predictable for 25 years.
$0 Down Solar Available — Compare Your Options
$0 Down Solar in South Wilmington, Illinois
ComEd rates are up +90% in 5 years. Compare $0 down lease, cash, and Solar for All options for your home.
$143
Average Bill
(and climbing ~6% each year)
$116/mo
Est. Lease + Battery
(predictable for 25 yrs — set in your contract)
3.7
Sun Hours/Day
(every home is unique)
24+ yrs
Years of Pure Profit
(profit + inflation protection)
Why South Wilmington Homeowners Are Switching to Solar Leases
With $0 down, no maintenance costs, and immediate savings on your ComEd bill, a solar lease is the easiest way to cut your electricity costs. Our trusted installer partners offer 25-year lease terms with battery storage included — all while ComEd rates keep climbing.
$0 Down
No upfront cost to compare lease options for your home.
Predictable Solar Payment
Compare a predictable solar payment against your current and projected ComEd bill.
Battery Included
Keep the lights on during outages with included battery storage.
No Maintenance
Your installer handles all repairs and monitoring for the life of the lease.
Prefer to own your system? We also offer cash purchase and financing options. Contact us to compare all options.
South Wilmington, a small community of 624 residents, exhibits a strong homeownership rate of 90.9% with a median home value of 154,800. The median income of 89,063 suggests a stable, likely commuter-based workforce, characteristic of a rural Illinois town. The economy is primarily residential, with local services supporting the community.
Homeowners in South Wilmington are paying more for electricity than ever. ComEd rates have surged and are projected to keep climbing. A $0 down solar lease can trade utility volatility for a predictable solar payment, while cash purchase and financing options are available for homeowners who prefer ownership.
With an annual average of 3.7 peak sun hours per day, South Wilmington offers a consistent solar resource, though seasonal variations common to Illinois will influence daily production. The small-town and rural nature often means properties have generous roof space and less shading from dense urban development, which can favor system placement.
Solar in South Wilmington by the Numbers
The local figures behind every estimate on this page: who owns homes in South Wilmington, how much sun those roofs get, and what a typical system here produces.
- Location
- Grundy CountySouth Wilmington, Illinois
- Population
- 624U.S. Census ACS 2022
- Owner-occupied homes
- 22190.9% of 272 housing units
- Median home value
- $154,800Solar-added value is 100% property-tax exempt in IL
- Median household income
- $89,063Solar for All eligibility is set by county income limits
- Usable sun hours per year
- 1,34510% below the Illinois average (1,499)
- Sampled roof capacity
- 53 panels~23,939 kWh/yr DC (est.) on a representative South Wilmington roof, Google Solar API
- Typical system here
- 7.5 kW~8,468 kWh/yr est. at 3.7 peak sun hours/day
Sources: U.S. Census Bureau ACS 5-Year (2022), Google Solar API building insights, Google Geocoding. Production and savings figures are estimates.
What Makes Solar Different in South Wilmington
The prevalence of single-family homes and a high 90.9% homeownership rate in South Wilmington indicates a stable residential market. While specific home age data is unavailable, the community's rural character often means properties with suitable roof structures and lot sizes for potential solar installations are common.
Why South Wilmington Homeowners Are Going Solar
$
Strong IL Incentives
Illinois Shines RECs, $300/kW DG rebate, and 100% property tax exemption offset the expired federal ITC.
☼
3.7 Sun Hours/Day
South Wilmington gets enough sun to power most homes. Modern panels work great even on cloudy days.
☗
Home Value Boost
Solar adds value to your home — and Illinois exempts 100% of that value from property taxes.
★
Energy Independence
Stop being at the mercy of utility rate hikes. Own your power and control your energy costs.
ComEd Electricity Rates in South Wilmington
Current ComEd Rate
17.07¢
per kWh
ComEd residential electricity rates have increased +90% over the past 5 years, from 9¢/kWh to 17.07¢/kWh. That's nearly double what South Wilmington homeowners were paying just a few years ago.
Rate Trend Alert
Rates are projected to reach 19¢/kWh next year. PJM 2027-28 auction: $333.44/MW-day (new record, hit FERC price cap, still left 6,623 MW reliability shortfall). Northern IL faces capacity shortfalls by 2029.
Fix Your Rate With Solar
A solar lease gives you a rate as low as 10¢/kWh, predictable for 25 years — the full schedule is set in your contract. After that, keep the system for a low buyout and pay $0/mo. Meanwhile, ComEd rates keep climbing.
Solar Incentives Available in South Wilmington
Even without the federal tax credit, Illinois homeowners have access to some of the best solar incentives in the country.
Illinois Shines RECs (ComEd)
~$8,255*
50% paid in the first year after installation, remaining 50% in quarterly payments over 6 years. REC values went up for the new program year. Cash/finance buyers receive directly; lease customers benefit through lower payments.
Eligibility: Residential systems under 25 kW in ComEd territory
DG Rebate (Solar)
$300/kW
$300 per kW rebate from your utility. Average system in South Wilmington is ~7.5 kW (~$2,250 est.).
Eligibility: All IL residential solar with Ameren/ComEd
100% Property Tax Exemption
100%
Your home value increases but property taxes stay the same. Permanent exemption, no sunset date.
Eligibility: All IL residential solar installations
Solar for All (ILSFA)
No Solar Payments
Official state program for income-eligible households. No solar payments, no upfront costs, no credit check. Guaranteed savings on your electricity bill. Own your system after 6 years.
Eligibility: Household income at or below 80% Area Median Income (AMI)
Net Metering Credits
~6-8¢/kWh
Earn credits for excess solar energy sent back to the grid. Credits never expire.
Eligibility: All new solar installations
Total Estimated Incentive Value
~$10,505+*
Solar Options in South Wilmington
Estimates based on average home in South Wilmington. Your actual costs and savings depend on your roof, shading, and usage. Get a free custom quote.
MOST POPULAR
25-Year Solar Lease + Battery
~$116/mo
$0 down — start saving from day one
Avg. ComEd bill$143/mo
Solar electricity
$71/mo~706 kWh/mo × $0.10/kWh (est.)
⏻ Battery Backup
$45/moIncluded on all 25-year leases
- ✓ Backup power during outages
- ✓ Use more of your solar in real-time
- ✓ Less energy sent to the utility
Est. solar + battery$116/mo
Avg. ComEd bill$143/mo
Predictable rate for25 years — set in your contract
Installer claims RECs + business ITC and carries the 15-year production contract liability — not you. Those savings are passed through as lower lease payments. Maintenance, monitoring, and repairs included for the full lease term. After 25 years, keep the system for a low fair-market buyout — then $0/mo for the remaining life of the panels.
Get Your $0 Down QuoteCash / Finance Purchase
$10,120
True cost after all incentives
System size7.5 kW
Gross cost (~$2.75/W)$20,625
DG/Smart Inverter rebate-$2,250
Cost after DG rebate (~90 days)$18,375
IL Shines RECs (50% yr 1 + quarterly)-$8,255
True net cost$10,120
Years of pure profit24+ years
25-year est. ROI~$44,726
After ~6.1 years breakeven, it's pure profit and inflation protection for the remaining 20+ years. Panels last 30+ years.
50% of your REC value is paid in the first year, remaining 50% quarterly over 6 years. You carry the 15-year production contract but keep full control and the lowest overall cost. Higher long-term ROI — you own the system and all production.
Get Cash/Finance QuoteAll figures are estimates based on area averages. Your actual savings will be calculated during a free consultation based on your specific home, roof, and energy usage.
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$44,726
Without Solar
With Solar
Year 1
$1,716
$1,758
Year 2Profit Starts Here
$3,535
-$4,715
Year 5
$9,673
$793
Year 10
$22,618
$10,651
Year 15
$39,942
$21,675
Year 20
$63,124
$34,364
Year 25
$94,148
$49,422
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,716 | $1,758 | -$42 |
| Year 2Profit Starts | $3,535 | -$4,715 | $8,250 |
| Year 3 | $5,463 | -$2,907 | $8,370 |
| Year 4 | $7,507 | -$1,072 | $8,579 |
| Year 5 | $9,673 | $793 | $8,880 |
| Year 6 | $11,970 | $2,691 | $9,279 |
| Year 7 | $14,404 | $4,622 | $9,782 |
| Year 8 | $16,984 | $6,591 | $10,393 |
| Year 9 | $19,719 | $8,600 | $11,119 |
| Year 10 | $22,618 | $10,651 | $11,967 |
| Year 11 | $25,691 | $12,749 | $12,942 |
| Year 12 | $28,949 | $14,897 | $14,052 |
| Year 13 | $32,402 | $17,097 | $15,304 |
| Year 14 | $36,062 | $19,355 | $16,706 |
| Year 15 | $39,942 | $21,675 | $18,267 |
| Year 16 | $44,054 | $24,060 | $19,994 |
| Year 17 | $48,413 | $26,517 | $21,897 |
| Year 18 | $53,034 | $29,049 | $23,985 |
| Year 19 | $57,932 | $31,663 | $26,269 |
| Year 20 | $63,124 | $34,364 | $28,760 |
| Year 21 | $68,628 | $37,159 | $31,468 |
| Year 22 | $74,461 | $40,055 | $34,406 |
| Year 23 | $80,645 | $43,059 | $37,586 |
| Year 24 | $87,200 | $46,178 | $41,021 |
| Year 25 | $94,148 | $49,422 | $44,726 |
How Going Solar Works
1
Free Consultation
We analyze your ComEd bill, roof, and energy usage to design the optimal system for your home.
2
Custom Proposal
You get a detailed proposal with estimated costs, savings, incentives, and financing options — no surprises.
3
Permitting & Design
We handle all permits, utility paperwork, and ComEd interconnection — you don't lift a finger.
4
Professional Installation
Our certified installers complete the installation in 1-2 days. Quality equipment with 25-year warranties.
5
System Activation
Your system goes live, monitoring starts, and your actual bill can be compared against the proposal projections.
Real Installations Across Illinois
Not stock photos. These are homes we helped go solar.
“41 panels, $10/month electric bills. Ryan stayed on top of the project from start to finish.”
Bruce BrooksShiloh, IL
“$10/month Ameren bills since June 2023. Outstanding knowledge and responsiveness.”
Rod HinrichsFreeburg, IL
“Ryan is knowledgeable, caring, and a really good listener. I highly recommend discussing solar with him.”
LH
Linda HaycraftShiloh, IL
Solar FAQ for South Wilmington
An average 7.5 kW system in South Wilmington costs approximately $20,625 before incentives. After the DG rebate and estimated Illinois Shines SREC (~$8,255 — starting June 2026, 50% paid as a lump sum, remaining 50% in quarterly payments over 6 years), the estimated net cost drops to around $10,120. Actual costs vary based on your home and system size.
Your savings depend on roof layout, usage, and whether you include battery backup. For South Wilmington, our model estimates a lease payment around $116/month against an average ComEd bill of $143/month. A custom quote compares lease, cash purchase, and Solar for All to find the best monthly and long-term outcome.
Installation is generally most favorable during the spring and fall months in the region. This timing offers moderate temperatures for installation crews, avoiding the extremes of summer heat or winter cold. It also helps mitigate potential delays from heavy snowfall or intense summer storm activity.
The typical process involves design, permitting, and the physical installation, followed by inspections. In a smaller community like South Wilmington, local permitting processes may be relatively streamlined, potentially contributing to a more predictable overall project duration.
Given the community's predominant single-family housing, ensuring the roof is structurally sound and in good condition is crucial. While specific median home age is unavailable, a professional assessment will verify the roof's suitability to support a solar array, particularly for older structures.
Illinois weather patterns, including seasonal changes, influence daily solar production. Winter months typically see reduced output due to lower sun angles and potential snow accumulation. Summer months generally benefit from longer daylight hours and higher sun angles, maximizing energy generation.
RECs are measured per 1,000 kWh of solar production — more panels and more sunlight means a higher value. An average South Wilmington system (~7.5 kW) produces ~8,468 kWh/year = 8.5 RECs/year. Over the 15-year contract, the estimated customer value is ~$8,255 (85% of gross). Starting June 2026, 50% is paid as a lump sum after installation, with the remaining 50% in quarterly payments over 6 years. Cash/finance buyers receive this directly. Lease customers benefit through lower payments. See our REC Calculator for a custom estimate.
Installing solar can potentially enhance a home's appeal in the South Wilmington real estate market, which features high homeownership and stable property values. Properties with established solar systems may be viewed as more modern and efficient, attracting interested buyers.
With a 30-year minimum panel lifespan and a ~6.1-year breakeven in South Wilmington, that's approximately 24+ years of pure profit and inflation protection. After breakeven, your electricity cost drops to near-zero while utility rates keep climbing.
Pro Tips
1
Assess your roof's condition and age; even without specific data, ensure it is structurally sound for a long-term solar investment.
2
Consider the natural surroundings of your rural property, including potential tree shading, to optimize panel placement and maximize sun exposure.
3
Given the high homeownership in South Wilmington, consider how a solar installation aligns with your long-term property plans and energy needs.
See Solar on YOUR Home
Upload a photo of your house and our AI will show you what solar panels would look like — instantly.
Ready to talk? Call Ryan directly:
(618) 217-2001More Solar Resources for South Wilmington
Savings Calculator
Detailed year-by-year savings breakdown
Incentive Guide
All available solar incentives
Electricity Rates
ComEd rate history & projections
From the Blog
ComEd Bills Spiking Again — June 2026Record capacity costs hitting ComEd customers
Solar Incentives 2026 — Complete GuideEvery rebate, credit & program still available
Solar Battery Backup in IllinoisWhat it powers and whether it's worth it
Data Centers Drove 70% of Rate SpikeHow Big Tech is raising your electric bill
Statewide Solar Guides That Apply in South Wilmington
Local solar numbers depend on your utility, Illinois incentive rules, and state program eligibility.
Also Serving Near South Wilmington
We provide solar consulting to homeowners throughout Illinois
Go Solar With $0 Down
See if your South Wilmington home qualifies for a $0 down solar lease. No obligation, no pressure — just real numbers for your situation.
✓ Lease, cash, or Solar for All — we find the best option for your home
ComEd rates are projected to rise again. Waiting means more months exposed to utility increases.