How Much Can Solar Save in Sheffield?
Real numbers based on current ComEd rates and Illinois incentives.
$125
Current Bill/mo
$130
Est. Lease + Battery
6.2 yrs
Payback Period
$37,930
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
$125
Annual Cost
$1,500
25-Year Cost (No Solar)
$82,297
Your Solar Investment
6 kW System
$17,400
$8,767
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,833
With vs Without Solar in Sheffield
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $125/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-3/mo |
| 5-Year Cost | $8,100 | $6,300 |
| 25-Year Cost | $82,297 | $44,367 |
| 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
$37,930
Without Solar
With Solar
Year 1
$1,500
$1,533
Year 2Payback Year
$3,090
-$3,744
Year 5
$8,456
$1,077
Year 10
$19,771
$9,753
Year 15
$34,914
$19,522
Year 20
$55,178
$30,845
Year 25
$82,297
$44,366
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,500 | $1,533 | -$33 |
| Year 2Payback | $3,090 | -$3,744 | $6,834 |
| Year 3 | $4,775 | -$2,164 | $6,939 |
| Year 4 | $6,562 | -$557 | $7,119 |
| Year 5 | $8,456 | $1,077 | $7,378 |
| Year 6 | $10,463 | $2,742 | $7,721 |
| Year 7 | $12,591 | $4,440 | $8,151 |
| Year 8 | $14,846 | $6,172 | $8,674 |
| Year 9 | $17,237 | $7,943 | $9,294 |
| Year 10 | $19,771 | $9,753 | $10,018 |
| Year 11 | $22,457 | $11,607 | $10,851 |
| Year 12 | $25,305 | $13,507 | $11,798 |
| Year 13 | $28,323 | $15,457 | $12,866 |
| Year 14 | $31,523 | $17,461 | $14,061 |
| Year 15 | $34,914 | $19,522 | $15,392 |
| Year 16 | $38,509 | $21,645 | $16,864 |
| Year 17 | $42,319 | $23,834 | $18,486 |
| Year 18 | $46,358 | $26,093 | $20,265 |
| Year 19 | $50,640 | $28,429 | $22,211 |
| Year 20 | $55,178 | $30,845 | $24,333 |
| Year 21 | $59,989 | $33,349 | $26,640 |
| Year 22 | $65,088 | $35,946 | $29,142 |
| Year 23 | $70,494 | $38,643 | $31,850 |
| Year 24 | $76,223 | $41,448 | $34,776 |
| Year 25 | $82,297 | $44,366 | $37,930 |
Start Saving in Sheffield
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