How Much Can Solar Save in Caseyville?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$120
Current Bill/mo
$134
Est. Lease + Battery
6.8 yrs
Payback Period
$35,596
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
$120
Annual Cost
$1,440
25-Year Cost (No Solar)
$79,005
Your Solar Investment
6 kW System
$17,400
$9,595
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,005
With vs Without Solar in Caseyville
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $120/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-5/mo |
| 5-Year Cost | $7,776 | $6,300 |
| 25-Year Cost | $79,005 | $43,409 |
| 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
$35,596
Without Solar
With Solar
Year 1
$1,440
$1,503
Year 2Payback Year
$2,966
-$2,979
Year 5
$8,117
$1,732
Year 10
$18,980
$10,170
Year 15
$33,517
$19,615
Year 20
$52,971
$30,494
Year 25
$79,005
$43,409
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,440 | $1,503 | -$63 |
| Year 2Payback | $2,966 | -$2,979 | $5,945 |
| Year 3 | $4,584 | -$1,433 | $6,017 |
| Year 4 | $6,299 | $137 | $6,163 |
| Year 5 | $8,117 | $1,732 | $6,385 |
| Year 6 | $10,044 | $3,355 | $6,689 |
| Year 7 | $12,087 | $5,009 | $7,079 |
| Year 8 | $14,252 | $6,694 | $7,559 |
| Year 9 | $16,547 | $8,414 | $8,134 |
| Year 10 | $18,980 | $10,170 | $8,810 |
| Year 11 | $21,559 | $11,967 | $9,592 |
| Year 12 | $24,293 | $13,807 | $10,486 |
| Year 13 | $27,190 | $15,692 | $11,498 |
| Year 14 | $30,262 | $17,627 | $12,635 |
| Year 15 | $33,517 | $19,615 | $13,902 |
| Year 16 | $36,968 | $21,660 | $15,309 |
| Year 17 | $40,627 | $23,765 | $16,861 |
| Year 18 | $44,504 | $25,937 | $18,568 |
| Year 19 | $48,614 | $28,178 | $20,437 |
| Year 20 | $52,971 | $30,494 | $22,477 |
| Year 21 | $57,590 | $32,892 | $24,698 |
| Year 22 | $62,485 | $35,375 | $27,110 |
| Year 23 | $67,674 | $37,952 | $29,722 |
| Year 24 | $73,174 | $40,627 | $32,547 |
| Year 25 | $79,005 | $43,409 | $35,596 |
Start Saving in Caseyville
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