How Much Can Solar Save in Royal Lakes?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$109
Current Bill/mo
$132
Est. Lease + Battery
7.5 yrs
Payback Period
$30,914
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
$109
Annual Cost
$1,308
25-Year Cost (No Solar)
$71,763
Your Solar Investment
6.5 kW System
$18,850
$10,394
After All IL Incentives
DG Rebate ($300/kW)-$1,950
Illinois Shines RECs (lump sum, ~18 mo)-$6,506
With vs Without Solar in Royal Lakes
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $109/mo | $114/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-18/mo |
| 5-Year Cost | $7,063 | $6,840 |
| 25-Year Cost | $71,763 | $40,849 |
| 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
$30,914
Without Solar
With Solar
Year 1
$1,308
$1,526
Year 2Payback Year
$2,694
-$3,438
Year 5
$7,373
$1,293
Year 10
$17,240
$9,627
Year 15
$30,445
$18,741
Year 20
$48,116
$28,984
Year 25
$71,763
$40,849
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,308 | $1,526 | -$218 |
| Year 2Payback | $2,694 | -$3,438 | $6,133 |
| Year 3 | $4,164 | -$1,880 | $6,044 |
| Year 4 | $5,722 | -$303 | $6,025 |
| Year 5 | $7,373 | $1,293 | $6,080 |
| Year 6 | $9,124 | $2,910 | $6,214 |
| Year 7 | $10,979 | $4,550 | $6,429 |
| Year 8 | $12,946 | $6,215 | $6,731 |
| Year 9 | $15,031 | $7,907 | $7,124 |
| Year 10 | $17,240 | $9,627 | $7,614 |
| Year 11 | $19,583 | $11,377 | $8,205 |
| Year 12 | $22,066 | $13,162 | $8,904 |
| Year 13 | $24,698 | $14,982 | $9,716 |
| Year 14 | $27,488 | $16,841 | $10,647 |
| Year 15 | $30,445 | $18,741 | $11,704 |
| Year 16 | $33,580 | $20,686 | $12,894 |
| Year 17 | $36,902 | $22,679 | $14,224 |
| Year 18 | $40,425 | $24,724 | $15,701 |
| Year 19 | $44,158 | $26,824 | $17,334 |
| Year 20 | $48,116 | $28,984 | $19,131 |
| Year 21 | $52,310 | $31,209 | $21,102 |
| Year 22 | $56,757 | $33,502 | $23,255 |
| Year 23 | $61,471 | $35,870 | $25,601 |
| Year 24 | $66,467 | $38,317 | $28,150 |
| Year 25 | $71,763 | $40,849 | $30,914 |
Start Saving in Royal Lakes
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Ameren Illinois rates projected to rise again next year. Lock in savings now.