How Much Can Solar Save in Shannon?
Real numbers based on current ComEd rates and Illinois incentives.
$129
Current Bill/mo
$133
Est. Lease + Battery
5.5 yrs
Payback Period
$42,809
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
$129
Annual Cost
$1,548
25-Year Cost (No Solar)
$84,930
Your Solar Investment
5.5 kW System
$15,950
$8,037
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$6,263
With vs Without Solar in Shannon
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $129/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$11/mo |
| 5-Year Cost | $8,359 | $5,820 |
| 25-Year Cost | $84,930 | $42,121 |
| 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
$42,809
Without Solar
With Solar
Year 1Payback Year
$1,548
$1,421
Year 5
$8,726
$1,083
Year 10
$20,404
$9,192
Year 15
$36,031
$18,394
Year 20
$56,944
$29,154
Year 25
$84,930
$42,121
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,548 | $1,421 | $127 |
| Year 2 | $3,189 | -$3,399 | $6,588 |
| Year 3 | $4,928 | -$1,932 | $6,860 |
| Year 4 | $6,772 | -$439 | $7,210 |
| Year 5 | $8,726 | $1,083 | $7,643 |
| Year 6 | $10,798 | $2,635 | $8,163 |
| Year 7 | $12,994 | $4,219 | $8,775 |
| Year 8 | $15,321 | $5,838 | $9,483 |
| Year 9 | $17,789 | $7,495 | $10,294 |
| Year 10 | $20,404 | $9,192 | $11,212 |
| Year 11 | $23,176 | $10,932 | $12,244 |
| Year 12 | $26,115 | $12,719 | $13,396 |
| Year 13 | $29,230 | $14,556 | $14,674 |
| Year 14 | $32,531 | $16,446 | $16,085 |
| Year 15 | $36,031 | $18,394 | $17,637 |
| Year 16 | $39,741 | $20,404 | $19,338 |
| Year 17 | $43,674 | $22,479 | $21,194 |
| Year 18 | $47,842 | $24,626 | $23,216 |
| Year 19 | $52,260 | $26,849 | $25,411 |
| Year 20 | $56,944 | $29,154 | $27,790 |
| Year 21 | $61,909 | $31,546 | $30,363 |
| Year 22 | $67,171 | $34,032 | $33,140 |
| Year 23 | $72,750 | $36,618 | $36,131 |
| Year 24 | $78,663 | $39,312 | $39,350 |
| Year 25 | $84,930 | $42,121 | $42,809 |
Start Saving in Shannon
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