How Much Can Solar Save in Long Grove?
Real numbers based on current ComEd rates and Illinois incentives.
$259
Current Bill/mo
$199
Est. Lease + Battery
6.3 yrs
Payback Period
$81,755
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
$259
Annual Cost
$3,108
25-Year Cost (No Solar)
$170,519
Your Solar Investment
12.5 kW System
$36,250
$19,340
After All IL Incentives
DG Rebate ($300/kW)-$3,750
Illinois Shines RECs (lump sum, ~18 mo)-$13,160
With vs Without Solar in Long Grove
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $259/mo | $219/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$0/mo |
| 5-Year Cost | $16,783 | $13,140 |
| 25-Year Cost | $170,519 | $88,764 |
| 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
$81,755
Without Solar
With Solar
Year 1Payback Year
$3,108
$3,102
Year 5
$17,520
$2,807
Year 10
$40,966
$20,209
Year 15
$72,342
$39,679
Year 20
$114,330
$62,112
Year 25
$170,519
$88,764
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $3,108 | $3,102 | $6 |
| Year 2 | $6,402 | -$6,913 | $13,316 |
| Year 3 | $9,895 | -$3,723 | $13,618 |
| Year 4 | $13,596 | -$485 | $14,081 |
| Year 5 | $17,520 | $2,807 | $14,713 |
| Year 6 | $21,679 | $6,155 | $15,524 |
| Year 7 | $26,088 | $9,565 | $16,523 |
| Year 8 | $30,761 | $13,040 | $17,721 |
| Year 9 | $35,715 | $16,586 | $19,129 |
| Year 10 | $40,966 | $20,209 | $20,757 |
| Year 11 | $46,532 | $23,913 | $22,619 |
| Year 12 | $52,432 | $27,705 | $24,726 |
| Year 13 | $58,686 | $31,592 | $27,093 |
| Year 14 | $65,315 | $35,581 | $29,734 |
| Year 15 | $72,342 | $39,679 | $32,662 |
| Year 16 | $79,790 | $43,895 | $35,896 |
| Year 17 | $87,686 | $48,236 | $39,449 |
| Year 18 | $96,055 | $52,713 | $43,342 |
| Year 19 | $104,926 | $57,335 | $47,591 |
| Year 20 | $114,330 | $62,112 | $52,217 |
| Year 21 | $124,297 | $67,057 | $57,240 |
| Year 22 | $134,863 | $72,181 | $62,682 |
| Year 23 | $146,063 | $77,498 | $68,565 |
| Year 24 | $157,935 | $83,020 | $74,915 |
| Year 25 | $170,519 | $88,764 | $81,755 |
Start Saving in Long Grove
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