How Much Can Solar Save in Marissa?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$117
Current Bill/mo
$132
Est. Lease + Battery
6 yrs
Payback Period
$37,406
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
$117
Annual Cost
$1,404
25-Year Cost (No Solar)
$77,030
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 Marissa
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $117/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$8/mo |
| 5-Year Cost | $7,582 | $5,280 |
| 25-Year Cost | $77,030 | $39,624 |
| 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
$37,406
Without Solar
With Solar
Year 1Payback Year
$1,404
$1,304
Year 5
$7,914
$1,745
Year 10
$18,506
$9,209
Year 15
$32,679
$17,695
Year 20
$51,647
$27,633
Year 25
$77,030
$39,624
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,404 | $1,304 | $100 |
| Year 2 | $2,892 | -$2,375 | $5,267 |
| Year 3 | $4,470 | -$1,027 | $5,497 |
| Year 4 | $6,142 | $346 | $5,796 |
| Year 5 | $7,914 | $1,745 | $6,170 |
| Year 6 | $9,793 | $3,172 | $6,621 |
| Year 7 | $11,785 | $4,630 | $7,155 |
| Year 8 | $13,896 | $6,120 | $7,776 |
| Year 9 | $16,134 | $7,646 | $8,488 |
| Year 10 | $18,506 | $9,209 | $9,296 |
| Year 11 | $21,020 | $10,813 | $10,207 |
| Year 12 | $23,685 | $12,460 | $11,225 |
| Year 13 | $26,511 | $14,154 | $12,356 |
| Year 14 | $29,505 | $15,898 | $13,607 |
| Year 15 | $32,679 | $17,695 | $14,984 |
| Year 16 | $36,044 | $19,550 | $16,494 |
| Year 17 | $39,611 | $21,467 | $18,144 |
| Year 18 | $43,392 | $23,450 | $19,942 |
| Year 19 | $47,399 | $25,503 | $21,896 |
| Year 20 | $51,647 | $27,633 | $24,014 |
| Year 21 | $56,150 | $29,844 | $26,306 |
| Year 22 | $60,923 | $32,142 | $28,781 |
| Year 23 | $65,982 | $34,534 | $31,449 |
| Year 24 | $71,345 | $37,025 | $34,320 |
| Year 25 | $77,030 | $39,624 | $37,406 |
Start Saving in Marissa
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Ameren Illinois rates projected to rise again next year. Lock in savings now.