How Much Can Solar Save in Bement?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$121
Current Bill/mo
$137
Est. Lease + Battery
6.1 yrs
Payback Period
$39,764
25-Year Savings
What You're Paying Now
Without solar, here's what Ameren Illinois electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$121
Annual Cost
$1,452
25-Year Cost (No Solar)
$79,663
Your Solar Investment
5.5 kW System
$15,950
$8,795
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$5,505
With vs Without Solar in Bement
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $121/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$7/mo |
| 5-Year Cost | $7,841 | $5,820 |
| 25-Year Cost | $79,663 | $39,899 |
| 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
$39,764
Without Solar
With Solar
Year 1Payback Year
$1,452
$1,369
Year 5
$8,185
$1,550
Year 10
$19,139
$9,262
Year 15
$33,797
$17,921
Year 20
$53,413
$27,941
Year 25
$79,663
$39,900
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,452 | $1,369 | $83 |
| Year 2 | $2,991 | -$2,747 | $5,738 |
| Year 3 | $4,623 | -$1,337 | $5,960 |
| Year 4 | $6,352 | $94 | $6,258 |
| Year 5 | $8,185 | $1,550 | $6,635 |
| Year 6 | $10,128 | $3,032 | $7,096 |
| Year 7 | $12,188 | $4,542 | $7,646 |
| Year 8 | $14,371 | $6,082 | $8,289 |
| Year 9 | $16,685 | $7,655 | $9,031 |
| Year 10 | $19,139 | $9,262 | $9,877 |
| Year 11 | $21,739 | $10,907 | $10,832 |
| Year 12 | $24,495 | $12,592 | $11,903 |
| Year 13 | $27,417 | $14,321 | $13,096 |
| Year 14 | $30,514 | $16,096 | $14,418 |
| Year 15 | $33,797 | $17,921 | $15,875 |
| Year 16 | $37,277 | $19,801 | $17,476 |
| Year 17 | $40,965 | $21,738 | $19,227 |
| Year 18 | $44,875 | $23,737 | $21,138 |
| Year 19 | $49,020 | $25,803 | $23,216 |
| Year 20 | $53,413 | $27,941 | $25,472 |
| Year 21 | $58,069 | $30,155 | $27,914 |
| Year 22 | $63,006 | $32,452 | $30,553 |
| Year 23 | $68,238 | $34,838 | $33,400 |
| Year 24 | $73,784 | $37,318 | $36,466 |
| Year 25 | $79,663 | $39,900 | $39,764 |
Start Saving in Bement
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Ameren Illinois rates projected to rise again next year. Lock in savings now.