How Much Can Solar Save in South Wilmington?
Real numbers based on current ComEd rates and Illinois incentives.
$143
Current Bill/mo
$141
Est. Lease + Battery
6.5 yrs
Payback Period
$42,733
25-Year Savings
What You're Paying Now
Without solar, here's what ComEd electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$143
Annual Cost
$1,716
25-Year Cost (No Solar)
$94,148
Your Solar Investment
7.5 kW System
$21,750
$10,959
After All IL Incentives
DG Rebate ($300/kW)-$2,250
Illinois Shines RECs (lump sum, ~18 mo)-$8,541
With vs Without Solar in South Wilmington
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $143/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-11/mo |
| 5-Year Cost | $9,266 | $7,920 |
| 25-Year Cost | $94,148 | $51,415 |
| Rate Control | None — utility sets rates | Fixed at $0.10/kWh (avg.) for 15 years |
| Home Value Impact | None | +$15,000–$25,000 (tax-exempt) |
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$42,733
Without Solar
With Solar
Year 1
$1,716
$1,849
Year 2Payback Year
$3,535
-$4,819
Year 5
$9,673
$963
Year 10
$22,618
$11,277
Year 15
$39,942
$22,756
Year 20
$63,124
$35,901
Year 25
$94,148
$51,415
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,716 | $1,849 | -$133 |
| Year 2Payback | $3,535 | -$4,819 | $8,353 |
| Year 3 | $5,463 | -$2,920 | $8,383 |
| Year 4 | $7,507 | -$993 | $8,500 |
| Year 5 | $9,673 | $963 | $8,710 |
| Year 6 | $11,970 | $2,951 | $9,018 |
| Year 7 | $14,404 | $4,974 | $9,430 |
| Year 8 | $16,984 | $7,034 | $9,950 |
| Year 9 | $19,719 | $9,134 | $10,585 |
| Year 10 | $22,618 | $11,277 | $11,341 |
| Year 11 | $25,691 | $13,466 | $12,225 |
| Year 12 | $28,949 | $15,705 | $13,244 |
| Year 13 | $32,402 | $17,996 | $14,405 |
| Year 14 | $36,062 | $20,346 | $15,716 |
| Year 15 | $39,942 | $22,756 | $17,185 |
| Year 16 | $44,054 | $25,233 | $18,821 |
| Year 17 | $48,413 | $27,780 | $20,633 |
| Year 18 | $53,034 | $30,404 | $22,630 |
| Year 19 | $57,932 | $33,109 | $24,823 |
| Year 20 | $63,124 | $35,901 | $27,223 |
| Year 21 | $68,628 | $38,788 | $29,840 |
| Year 22 | $74,461 | $41,775 | $32,687 |
| Year 23 | $80,645 | $44,870 | $35,775 |
| Year 24 | $87,200 | $48,080 | $39,119 |
| Year 25 | $94,148 | $51,415 | $42,733 |
Start Saving in South Wilmington
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