How Much Can Solar Save in West Chicago?
Real numbers based on current ComEd rates and Illinois incentives.
$185
Current Bill/mo
$162
Est. Lease + Battery
5.8 yrs
Payback Period
$60,534
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
$185
Annual Cost
$2,220
25-Year Cost (No Solar)
$121,799
Your Solar Investment
8.5 kW System
$24,650
$12,420
After All IL Incentives
DG Rebate ($300/kW)-$2,550
Illinois Shines RECs (lump sum, ~18 mo)-$9,680
With vs Without Solar in West Chicago
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $185/mo | $149/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$7/mo |
| 5-Year Cost | $11,988 | $8,940 |
| 25-Year Cost | $121,799 | $61,265 |
| 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
$60,534
Without Solar
With Solar
Year 1Payback Year
$2,220
$2,134
Year 5
$12,514
$1,317
Year 10
$29,261
$13,353
Year 15
$51,673
$26,884
Year 20
$81,664
$42,553
Year 25
$121,799
$61,266
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $2,220 | $2,134 | $86 |
| Year 2 | $4,573 | -$5,382 | $9,956 |
| Year 3 | $7,068 | -$3,186 | $10,253 |
| Year 4 | $9,712 | -$953 | $10,665 |
| Year 5 | $12,514 | $1,317 | $11,197 |
| Year 6 | $15,485 | $3,629 | $11,856 |
| Year 7 | $18,634 | $5,985 | $12,649 |
| Year 8 | $21,972 | $8,388 | $13,584 |
| Year 9 | $25,511 | $10,843 | $14,668 |
| Year 10 | $29,261 | $13,353 | $15,908 |
| Year 11 | $33,237 | $15,922 | $17,315 |
| Year 12 | $37,451 | $18,555 | $18,897 |
| Year 13 | $41,918 | $21,256 | $20,663 |
| Year 14 | $46,653 | $24,030 | $22,623 |
| Year 15 | $51,673 | $26,884 | $24,789 |
| Year 16 | $56,993 | $29,822 | $27,171 |
| Year 17 | $62,633 | $32,851 | $29,782 |
| Year 18 | $68,611 | $35,978 | $32,633 |
| Year 19 | $74,947 | $39,209 | $35,738 |
| Year 20 | $81,664 | $42,553 | $39,111 |
| Year 21 | $88,784 | $46,018 | $42,766 |
| Year 22 | $96,331 | $49,612 | $46,719 |
| Year 23 | $104,331 | $53,344 | $50,987 |
| Year 24 | $112,811 | $57,225 | $55,585 |
| Year 25 | $121,799 | $61,266 | $60,534 |
Start Saving in West Chicago
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