How Much Can Solar Save in Winthrop Harbor?
Real numbers based on current ComEd rates and Illinois incentives.
$166
Current Bill/mo
$155
Est. Lease + Battery
5.5 yrs
Payback Period
$58,260
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
$166
Annual Cost
$1,992
25-Year Cost (No Solar)
$109,290
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 Winthrop Harbor
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $166/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$14/mo |
| 5-Year Cost | $10,757 | $7,920 |
| 25-Year Cost | $109,290 | $51,030 |
| 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
$58,260
Without Solar
With Solar
Year 1Payback Year
$1,992
$1,821
Year 5
$11,229
$819
Year 10
$26,256
$10,996
Year 15
$46,366
$22,366
Year 20
$73,277
$35,460
Year 25
$109,290
$51,031
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,992 | $1,821 | $171 |
| Year 2 | $4,104 | -$4,876 | $8,980 |
| Year 3 | $6,342 | -$3,006 | $9,348 |
| Year 4 | $8,714 | -$1,109 | $9,823 |
| Year 5 | $11,229 | $819 | $10,410 |
| Year 6 | $13,895 | $2,779 | $11,116 |
| Year 7 | $16,721 | $4,773 | $11,947 |
| Year 8 | $19,716 | $6,806 | $12,910 |
| Year 9 | $22,891 | $8,879 | $14,012 |
| Year 10 | $26,256 | $10,996 | $15,260 |
| Year 11 | $29,824 | $13,160 | $16,663 |
| Year 12 | $33,605 | $15,375 | $18,230 |
| Year 13 | $37,613 | $17,645 | $19,968 |
| Year 14 | $41,862 | $19,973 | $21,889 |
| Year 15 | $46,366 | $22,366 | $24,000 |
| Year 16 | $51,140 | $24,826 | $26,314 |
| Year 17 | $56,200 | $27,360 | $28,840 |
| Year 18 | $61,564 | $29,973 | $31,591 |
| Year 19 | $67,250 | $32,671 | $34,579 |
| Year 20 | $73,277 | $35,460 | $37,817 |
| Year 21 | $79,666 | $38,347 | $41,318 |
| Year 22 | $86,437 | $41,340 | $45,098 |
| Year 23 | $93,616 | $44,446 | $49,170 |
| Year 24 | $101,225 | $47,673 | $53,552 |
| Year 25 | $109,290 | $51,031 | $58,260 |
Start Saving in Winthrop Harbor
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