How Much Can Solar Save in Mount Vernon?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$118
Current Bill/mo
$132
Est. Lease + Battery
6 yrs
Payback Period
$37,635
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
$118
Annual Cost
$1,416
25-Year Cost (No Solar)
$77,688
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 Mount Vernon
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $118/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$9/mo |
| 5-Year Cost | $7,646 | $5,280 |
| 25-Year Cost | $77,688 | $40,053 |
| 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
$37,635
Without Solar
With Solar
Year 1Payback Year
$1,416
$1,312
Year 5
$7,982
$1,787
Year 10
$18,664
$9,310
Year 15
$32,959
$17,874
Year 20
$52,088
$27,918
Year 25
$77,688
$40,053
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,416 | $1,312 | $104 |
| Year 2 | $2,917 | -$2,360 | $5,277 |
| Year 3 | $4,508 | -$1,003 | $5,511 |
| Year 4 | $6,194 | $379 | $5,816 |
| Year 5 | $7,982 | $1,787 | $6,195 |
| Year 6 | $9,877 | $3,225 | $6,652 |
| Year 7 | $11,886 | $4,694 | $7,192 |
| Year 8 | $14,015 | $6,196 | $7,819 |
| Year 9 | $16,272 | $7,733 | $8,538 |
| Year 10 | $18,664 | $9,310 | $9,354 |
| Year 11 | $21,200 | $10,927 | $10,273 |
| Year 12 | $23,888 | $12,589 | $11,299 |
| Year 13 | $26,737 | $14,299 | $12,439 |
| Year 14 | $29,757 | $16,059 | $13,698 |
| Year 15 | $32,959 | $17,874 | $15,085 |
| Year 16 | $36,352 | $19,748 | $16,605 |
| Year 17 | $39,949 | $21,684 | $18,265 |
| Year 18 | $43,762 | $23,688 | $20,074 |
| Year 19 | $47,804 | $25,765 | $22,040 |
| Year 20 | $52,088 | $27,918 | $24,170 |
| Year 21 | $56,630 | $30,154 | $26,475 |
| Year 22 | $61,443 | $32,480 | $28,964 |
| Year 23 | $66,546 | $34,900 | $31,646 |
| Year 24 | $71,955 | $37,422 | $34,533 |
| Year 25 | $77,688 | $40,053 | $37,635 |
Start Saving in Mount Vernon
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