How Much Can Solar Save in Raleigh?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$115
Current Bill/mo
$133
Est. Lease + Battery
6.5 yrs
Payback Period
$36,187
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
$115
Annual Cost
$1,380
25-Year Cost (No Solar)
$75,713
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 Raleigh
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $115/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$1/mo |
| 5-Year Cost | $7,452 | $5,820 |
| 25-Year Cost | $75,713 | $39,526 |
| 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
$36,187
Without Solar
With Solar
Year 1Payback Year
$1,380
$1,368
Year 5
$7,779
$1,536
Year 10
$18,189
$9,215
Year 15
$32,121
$17,815
Year 20
$50,764
$27,732
Year 25
$75,713
$39,526
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,380 | $1,368 | $12 |
| Year 2 | $2,843 | -$2,751 | $5,594 |
| Year 3 | $4,393 | -$1,344 | $5,738 |
| Year 4 | $6,037 | $84 | $5,953 |
| Year 5 | $7,779 | $1,536 | $6,243 |
| Year 6 | $9,626 | $3,013 | $6,613 |
| Year 7 | $11,583 | $4,518 | $7,066 |
| Year 8 | $13,659 | $6,051 | $7,607 |
| Year 9 | $15,858 | $7,616 | $8,242 |
| Year 10 | $18,189 | $9,215 | $8,974 |
| Year 11 | $20,661 | $10,851 | $9,810 |
| Year 12 | $23,281 | $12,526 | $10,755 |
| Year 13 | $26,057 | $14,242 | $11,815 |
| Year 14 | $29,001 | $16,004 | $12,996 |
| Year 15 | $32,121 | $17,815 | $14,306 |
| Year 16 | $35,428 | $19,678 | $15,750 |
| Year 17 | $38,934 | $21,597 | $17,337 |
| Year 18 | $42,650 | $23,576 | $19,074 |
| Year 19 | $46,589 | $25,620 | $20,969 |
| Year 20 | $50,764 | $27,732 | $23,032 |
| Year 21 | $55,190 | $29,920 | $25,270 |
| Year 22 | $59,881 | $32,187 | $27,695 |
| Year 23 | $64,854 | $34,539 | $30,315 |
| Year 24 | $70,125 | $36,983 | $33,142 |
| Year 25 | $75,713 | $39,526 | $36,187 |
Start Saving in Raleigh
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Ameren Illinois rates projected to rise again next year. Lock in savings now.