How Much Can Solar Save in Coalton?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$116
Current Bill/mo
$135
Est. Lease + Battery
8.5 yrs
Payback Period
$27,954
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
$116
Annual Cost
$1,392
25-Year Cost (No Solar)
$76,371
Your Solar Investment
8 kW System
$23,200
$12,793
After All IL Incentives
DG Rebate ($300/kW)-$2,400
Illinois Shines RECs (lump sum, ~18 mo)-$8,007
With vs Without Solar in Coalton
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $116/mo | $140/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-39/mo |
| 5-Year Cost | $7,517 | $8,400 |
| 25-Year Cost | $76,371 | $48,417 |
| 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
$27,954
Without Solar
With Solar
Year 1
$1,392
$1,859
Year 2Payback Year
$2,868
-$4,273
Year 5
$7,847
$1,469
Year 10
$18,348
$11,525
Year 15
$32,400
$22,425
Year 20
$51,206
$34,547
Year 25
$76,371
$48,418
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,392 | $1,859 | -$467 |
| Year 2Payback | $2,868 | -$4,273 | $7,140 |
| Year 3 | $4,432 | -$2,379 | $6,811 |
| Year 4 | $6,089 | -$466 | $6,555 |
| Year 5 | $7,847 | $1,469 | $6,378 |
| Year 6 | $9,710 | $3,426 | $6,283 |
| Year 7 | $11,684 | $5,409 | $6,275 |
| Year 8 | $13,777 | $7,418 | $6,359 |
| Year 9 | $15,996 | $9,456 | $6,540 |
| Year 10 | $18,348 | $11,525 | $6,823 |
| Year 11 | $20,841 | $13,627 | $7,213 |
| Year 12 | $23,483 | $15,765 | $7,718 |
| Year 13 | $26,284 | $17,943 | $8,341 |
| Year 14 | $29,253 | $20,162 | $9,091 |
| Year 15 | $32,400 | $22,425 | $9,975 |
| Year 16 | $35,736 | $24,738 | $10,999 |
| Year 17 | $39,272 | $27,102 | $12,171 |
| Year 18 | $43,021 | $29,522 | $13,499 |
| Year 19 | $46,994 | $32,002 | $14,992 |
| Year 20 | $51,206 | $34,547 | $16,659 |
| Year 21 | $55,670 | $37,161 | $18,509 |
| Year 22 | $60,402 | $39,849 | $20,553 |
| Year 23 | $65,418 | $42,617 | $22,801 |
| Year 24 | $70,735 | $45,471 | $25,264 |
| Year 25 | $76,371 | $48,418 | $27,954 |
Start Saving in Coalton
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Ameren Illinois rates projected to rise again next year. Lock in savings now.