How Much Can Solar Save in Willisville?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$109
Current Bill/mo
$131
Est. Lease + Battery
6.2 yrs
Payback Period
$36,091
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 Willisville
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $109/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$6/mo |
| 5-Year Cost | $7,063 | $5,280 |
| 25-Year Cost | $71,763 | $35,672 |
| 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
$36,091
Without Solar
With Solar
Year 1Payback Year
$1,308
$1,234
Year 5
$7,373
$1,348
Year 10
$17,240
$8,276
Year 15
$30,445
$16,038
Year 20
$48,116
$24,999
Year 25
$71,763
$35,672
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,308 | $1,234 | $74 |
| Year 2 | $2,694 | -$2,520 | $5,214 |
| Year 3 | $4,164 | -$1,251 | $5,415 |
| Year 4 | $5,722 | $38 | $5,684 |
| Year 5 | $7,373 | $1,348 | $6,026 |
| Year 6 | $9,124 | $2,680 | $6,443 |
| Year 7 | $10,979 | $4,037 | $6,942 |
| Year 8 | $12,946 | $5,421 | $7,525 |
| Year 9 | $15,031 | $6,833 | $8,198 |
| Year 10 | $17,240 | $8,276 | $8,965 |
| Year 11 | $19,583 | $9,752 | $9,831 |
| Year 12 | $22,066 | $11,263 | $10,803 |
| Year 13 | $24,698 | $12,812 | $11,885 |
| Year 14 | $27,488 | $14,403 | $13,085 |
| Year 15 | $30,445 | $16,038 | $14,407 |
| Year 16 | $33,580 | $17,720 | $15,860 |
| Year 17 | $36,902 | $19,453 | $17,449 |
| Year 18 | $40,425 | $21,241 | $19,183 |
| Year 19 | $44,158 | $23,088 | $21,070 |
| Year 20 | $48,116 | $24,999 | $23,117 |
| Year 21 | $52,310 | $26,976 | $25,334 |
| Year 22 | $56,757 | $29,027 | $27,730 |
| Year 23 | $61,471 | $31,156 | $30,314 |
| Year 24 | $66,467 | $33,369 | $33,098 |
| Year 25 | $71,763 | $35,672 | $36,091 |
Start Saving in Willisville
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