How Much Can Solar Save in Sandoval?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$109
Current Bill/mo
$127
Est. Lease + Battery
6.5 yrs
Payback Period
$32,859
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
5 kW System
$14,500
$7,995
After All IL Incentives
DG Rebate ($300/kW)-$1,500
Illinois Shines RECs (lump sum, ~18 mo)-$5,005
With vs Without Solar in Sandoval
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $109/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$1/mo |
| 5-Year Cost | $7,063 | $5,280 |
| 25-Year Cost | $71,763 | $38,904 |
| 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
$32,859
Without Solar
With Solar
Year 1Payback Year
$1,308
$1,298
Year 5
$7,373
$1,702
Year 10
$17,240
$9,092
Year 15
$30,445
$17,457
Year 20
$48,116
$27,204
Year 25
$71,763
$38,904
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,308 | $1,298 | $10 |
| Year 2 | $2,694 | -$2,390 | $5,084 |
| Year 3 | $4,164 | -$1,050 | $5,214 |
| Year 4 | $5,722 | $313 | $5,409 |
| Year 5 | $7,373 | $1,702 | $5,672 |
| Year 6 | $9,124 | $3,117 | $6,007 |
| Year 7 | $10,979 | $4,561 | $6,418 |
| Year 8 | $12,946 | $6,037 | $6,909 |
| Year 9 | $15,031 | $7,546 | $7,484 |
| Year 10 | $17,240 | $9,092 | $8,149 |
| Year 11 | $19,583 | $10,676 | $8,907 |
| Year 12 | $22,066 | $12,301 | $9,765 |
| Year 13 | $24,698 | $13,971 | $10,727 |
| Year 14 | $27,488 | $15,688 | $11,800 |
| Year 15 | $30,445 | $17,457 | $12,988 |
| Year 16 | $33,580 | $19,280 | $14,300 |
| Year 17 | $36,902 | $21,162 | $15,740 |
| Year 18 | $40,425 | $23,107 | $17,318 |
| Year 19 | $44,158 | $25,119 | $19,039 |
| Year 20 | $48,116 | $27,204 | $20,911 |
| Year 21 | $52,310 | $29,366 | $22,944 |
| Year 22 | $56,757 | $31,611 | $25,146 |
| Year 23 | $61,471 | $33,945 | $27,526 |
| Year 24 | $66,467 | $36,374 | $30,093 |
| Year 25 | $71,763 | $38,904 | $32,859 |
Start Saving in Sandoval
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Ameren Illinois rates projected to rise again next year. Lock in savings now.