How Much Can Solar Save in Herrin?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$122
Current Bill/mo
$139
Est. Lease + Battery
6.4 yrs
Payback Period
$39,919
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
$122
Annual Cost
$1,464
25-Year Cost (No Solar)
$80,322
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 Herrin
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $122/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$2/mo |
| 5-Year Cost | $7,906 | $6,300 |
| 25-Year Cost | $80,322 | $40,403 |
| 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
$39,919
Without Solar
With Solar
Year 1Payback Year
$1,464
$1,442
Year 5
$8,253
$1,394
Year 10
$19,297
$9,396
Year 15
$34,076
$18,276
Year 20
$53,854
$28,427
Year 25
$80,322
$40,402
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,464 | $1,442 | $22 |
| Year 2 | $3,016 | -$3,104 | $6,120 |
| Year 3 | $4,661 | -$1,626 | $6,286 |
| Year 4 | $6,404 | -$127 | $6,531 |
| Year 5 | $8,253 | $1,394 | $6,859 |
| Year 6 | $10,212 | $2,939 | $7,273 |
| Year 7 | $12,289 | $4,509 | $7,780 |
| Year 8 | $14,490 | $6,107 | $8,383 |
| Year 9 | $16,823 | $7,735 | $9,088 |
| Year 10 | $19,297 | $9,396 | $9,901 |
| Year 11 | $21,918 | $11,091 | $10,828 |
| Year 12 | $24,698 | $12,823 | $11,874 |
| Year 13 | $27,643 | $14,596 | $13,047 |
| Year 14 | $30,766 | $16,413 | $14,353 |
| Year 15 | $34,076 | $18,276 | $15,800 |
| Year 16 | $37,585 | $20,189 | $17,395 |
| Year 17 | $41,304 | $22,157 | $19,147 |
| Year 18 | $45,246 | $24,183 | $21,063 |
| Year 19 | $49,425 | $26,271 | $23,153 |
| Year 20 | $53,854 | $28,427 | $25,427 |
| Year 21 | $58,549 | $30,655 | $27,894 |
| Year 22 | $63,526 | $32,961 | $30,566 |
| Year 23 | $68,802 | $35,349 | $33,452 |
| Year 24 | $74,394 | $37,828 | $36,566 |
| Year 25 | $80,322 | $40,402 | $39,919 |
Start Saving in Herrin
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Ameren Illinois rates projected to rise again next year. Lock in savings now.