How Much Can Solar Save in Pontiac?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$124
Current Bill/mo
$137
Est. Lease + Battery
6.1 yrs
Payback Period
$39,955
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
$124
Annual Cost
$1,488
25-Year Cost (No Solar)
$81,638
Your Solar Investment
5.5 kW System
$15,950
$8,795
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$5,505
With vs Without Solar in Pontiac
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $124/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$7/mo |
| 5-Year Cost | $8,035 | $5,820 |
| 25-Year Cost | $81,638 | $41,683 |
| 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
$39,955
Without Solar
With Solar
Year 1Payback Year
$1,488
$1,402
Year 5
$8,388
$1,732
Year 10
$19,613
$9,688
Year 15
$34,635
$18,675
Year 20
$54,737
$29,134
Year 25
$81,638
$41,683
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,488 | $1,402 | $86 |
| Year 2 | $3,065 | -$2,680 | $5,746 |
| Year 3 | $4,737 | -$1,235 | $5,972 |
| Year 4 | $6,509 | $236 | $6,274 |
| Year 5 | $8,388 | $1,732 | $6,656 |
| Year 6 | $10,379 | $3,257 | $7,122 |
| Year 7 | $12,490 | $4,813 | $7,677 |
| Year 8 | $14,727 | $6,402 | $8,326 |
| Year 9 | $17,099 | $8,026 | $9,073 |
| Year 10 | $19,613 | $9,688 | $9,925 |
| Year 11 | $22,278 | $11,391 | $10,887 |
| Year 12 | $25,102 | $13,138 | $11,965 |
| Year 13 | $28,097 | $14,932 | $13,165 |
| Year 14 | $31,270 | $16,776 | $14,494 |
| Year 15 | $34,635 | $18,675 | $15,959 |
| Year 16 | $38,201 | $20,632 | $17,568 |
| Year 17 | $41,981 | $22,652 | $19,329 |
| Year 18 | $45,988 | $24,739 | $21,248 |
| Year 19 | $50,235 | $26,898 | $23,337 |
| Year 20 | $54,737 | $29,134 | $25,603 |
| Year 21 | $59,509 | $31,453 | $28,056 |
| Year 22 | $64,568 | $33,861 | $30,707 |
| Year 23 | $69,930 | $36,364 | $33,566 |
| Year 24 | $75,614 | $38,969 | $36,645 |
| Year 25 | $81,638 | $41,683 | $39,955 |
Start Saving in Pontiac
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