How Much Can Solar Save in Sigel?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$136
Current Bill/mo
$142
Est. Lease + Battery
7 yrs
Payback Period
$38,752
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
$136
Annual Cost
$1,632
25-Year Cost (No Solar)
$89,539
Your Solar Investment
7 kW System
$20,300
$11,194
After All IL Incentives
DG Rebate ($300/kW)-$2,100
Illinois Shines RECs (lump sum, ~18 mo)-$7,006
With vs Without Solar in Sigel
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $136/mo | $123/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-11/mo |
| 5-Year Cost | $8,813 | $7,380 |
| 25-Year Cost | $89,539 | $50,787 |
| 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
$38,752
Without Solar
With Solar
Year 1
$1,632
$1,760
Year 2Payback Year
$3,362
-$3,462
Year 5
$9,200
$2,054
Year 10
$21,511
$11,934
Year 15
$37,986
$22,985
Year 20
$60,034
$35,705
Year 25
$89,539
$50,787
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,632 | $1,760 | -$128 |
| Year 2Payback | $3,362 | -$3,462 | $6,824 |
| Year 3 | $5,196 | -$1,652 | $6,848 |
| Year 4 | $7,139 | $186 | $6,954 |
| Year 5 | $9,200 | $2,054 | $7,146 |
| Year 6 | $11,384 | $3,955 | $7,429 |
| Year 7 | $13,699 | $5,890 | $7,808 |
| Year 8 | $16,153 | $7,864 | $8,289 |
| Year 9 | $18,754 | $9,877 | $8,877 |
| Year 10 | $21,511 | $11,934 | $9,578 |
| Year 11 | $24,434 | $14,037 | $10,397 |
| Year 12 | $27,532 | $16,190 | $11,342 |
| Year 13 | $30,816 | $18,396 | $12,420 |
| Year 14 | $34,297 | $20,660 | $13,637 |
| Year 15 | $37,986 | $22,985 | $15,001 |
| Year 16 | $41,898 | $25,377 | $16,521 |
| Year 17 | $46,043 | $27,840 | $18,204 |
| Year 18 | $50,438 | $30,378 | $20,060 |
| Year 19 | $55,096 | $32,998 | $22,098 |
| Year 20 | $60,034 | $35,705 | $24,329 |
| Year 21 | $65,268 | $38,506 | $26,762 |
| Year 22 | $70,816 | $41,408 | $29,409 |
| Year 23 | $76,697 | $44,416 | $32,281 |
| Year 24 | $82,931 | $47,540 | $35,391 |
| Year 25 | $89,539 | $50,787 | $38,752 |
Start Saving in Sigel
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Ameren Illinois rates projected to rise again next year. Lock in savings now.