How Much Can Solar Save in Lily Lake?
Real numbers based on current ComEd rates and Illinois incentives.
$209
Current Bill/mo
$175
Est. Lease + Battery
5.9 yrs
Payback Period
$68,487
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
$209
Annual Cost
$2,508
25-Year Cost (No Solar)
$137,600
Your Solar Investment
10 kW System
$29,000
$14,612
After All IL Incentives
DG Rebate ($300/kW)-$3,000
Illinois Shines RECs (lump sum, ~18 mo)-$11,388
With vs Without Solar in Lily Lake
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $209/mo | $176/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$4/mo |
| 5-Year Cost | $13,543 | $10,560 |
| 25-Year Cost | $137,600 | $69,113 |
| 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
$68,487
Without Solar
With Solar
Year 1Payback Year
$2,508
$2,460
Year 5
$14,138
$1,264
Year 10
$33,057
$15,031
Year 15
$58,376
$30,410
Year 20
$92,258
$48,108
Year 25
$137,600
$69,113
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $2,508 | $2,460 | $48 |
| Year 2 | $5,166 | -$6,436 | $11,602 |
| Year 3 | $7,984 | -$3,908 | $11,893 |
| Year 4 | $10,972 | -$1,343 | $12,314 |
| Year 5 | $14,138 | $1,264 | $12,874 |
| Year 6 | $17,494 | $3,915 | $13,580 |
| Year 7 | $21,052 | $6,613 | $14,439 |
| Year 8 | $24,823 | $9,362 | $15,461 |
| Year 9 | $28,820 | $12,167 | $16,654 |
| Year 10 | $33,057 | $15,031 | $18,027 |
| Year 11 | $37,549 | $17,958 | $19,590 |
| Year 12 | $42,310 | $20,955 | $21,355 |
| Year 13 | $47,356 | $24,025 | $23,331 |
| Year 14 | $52,706 | $27,175 | $25,531 |
| Year 15 | $58,376 | $30,410 | $27,966 |
| Year 16 | $64,387 | $33,738 | $30,649 |
| Year 17 | $70,758 | $37,163 | $33,595 |
| Year 18 | $77,511 | $40,695 | $36,817 |
| Year 19 | $84,670 | $44,340 | $40,330 |
| Year 20 | $92,258 | $48,108 | $44,151 |
| Year 21 | $100,302 | $52,006 | $48,296 |
| Year 22 | $108,828 | $56,045 | $52,783 |
| Year 23 | $117,866 | $60,235 | $57,630 |
| Year 24 | $127,445 | $64,587 | $62,858 |
| Year 25 | $137,600 | $69,113 | $68,487 |
Start Saving in Lily Lake
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