How Much Can Solar Save in Wilmington?
Real numbers based on current ComEd rates and Illinois incentives.
$155
Current Bill/mo
$147
Est. Lease + Battery
6.1 yrs
Payback Period
$48,691
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
$155
Annual Cost
$1,860
25-Year Cost (No Solar)
$102,048
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 Wilmington
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $155/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-1/mo |
| 5-Year Cost | $10,044 | $7,920 |
| 25-Year Cost | $102,048 | $53,357 |
| 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
$48,691
Without Solar
With Solar
Year 1
$1,860
$1,876
Year 2Payback Year
$3,832
-$4,762
Year 5
$10,485
$1,122
Year 10
$24,516
$11,671
Year 15
$43,293
$23,493
Year 20
$68,421
$37,133
Year 25
$102,048
$53,357
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,860 | $1,876 | -$16 |
| Year 2Payback | $3,832 | -$4,762 | $8,594 |
| Year 3 | $5,921 | -$2,832 | $8,753 |
| Year 4 | $8,137 | -$871 | $9,008 |
| Year 5 | $10,485 | $1,122 | $9,363 |
| Year 6 | $12,974 | $3,151 | $9,823 |
| Year 7 | $15,613 | $5,217 | $10,396 |
| Year 8 | $18,409 | $7,324 | $11,086 |
| Year 9 | $21,374 | $9,474 | $11,900 |
| Year 10 | $24,516 | $11,671 | $12,845 |
| Year 11 | $27,847 | $13,919 | $13,928 |
| Year 12 | $31,378 | $16,221 | $15,157 |
| Year 13 | $35,121 | $18,581 | $16,540 |
| Year 14 | $39,088 | $21,003 | $18,085 |
| Year 15 | $43,293 | $23,493 | $19,801 |
| Year 16 | $47,751 | $26,054 | $21,696 |
| Year 17 | $52,476 | $28,693 | $23,782 |
| Year 18 | $57,485 | $31,415 | $26,069 |
| Year 19 | $62,794 | $34,226 | $28,567 |
| Year 20 | $68,421 | $37,133 | $31,288 |
| Year 21 | $74,386 | $40,142 | $34,245 |
| Year 22 | $80,710 | $43,260 | $37,449 |
| Year 23 | $87,412 | $46,497 | $40,916 |
| Year 24 | $94,517 | $49,859 | $44,658 |
| Year 25 | $102,048 | $53,357 | $48,691 |
Start Saving in Wilmington
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