How Much Can Solar Save in Fairmount?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$120
Current Bill/mo
$134
Est. Lease + Battery
6.3 yrs
Payback Period
$37,761
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
$120
Annual Cost
$1,440
25-Year Cost (No Solar)
$79,005
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 Fairmount
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $120/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$4/mo |
| 5-Year Cost | $7,776 | $5,820 |
| 25-Year Cost | $79,005 | $41,244 |
| 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
$37,761
Without Solar
With Solar
Year 1Payback Year
$1,440
$1,397
Year 5
$8,117
$1,702
Year 10
$18,980
$9,609
Year 15
$33,517
$18,521
Year 20
$52,971
$28,866
Year 25
$79,005
$41,244
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,440 | $1,397 | $43 |
| Year 2 | $2,966 | -$2,691 | $5,657 |
| Year 3 | $4,584 | -$1,251 | $5,835 |
| Year 4 | $6,299 | $213 | $6,087 |
| Year 5 | $8,117 | $1,702 | $6,415 |
| Year 6 | $10,044 | $3,219 | $6,825 |
| Year 7 | $12,087 | $4,766 | $7,321 |
| Year 8 | $14,252 | $6,345 | $7,907 |
| Year 9 | $16,547 | $7,959 | $8,589 |
| Year 10 | $18,980 | $9,609 | $9,371 |
| Year 11 | $21,559 | $11,299 | $10,260 |
| Year 12 | $24,293 | $13,033 | $11,260 |
| Year 13 | $27,190 | $14,812 | $12,379 |
| Year 14 | $30,262 | $16,640 | $13,622 |
| Year 15 | $33,517 | $18,521 | $14,996 |
| Year 16 | $36,968 | $20,459 | $16,509 |
| Year 17 | $40,627 | $22,458 | $18,169 |
| Year 18 | $44,504 | $24,522 | $19,982 |
| Year 19 | $48,614 | $26,657 | $21,958 |
| Year 20 | $52,971 | $28,866 | $24,105 |
| Year 21 | $57,590 | $31,156 | $26,433 |
| Year 22 | $62,485 | $33,533 | $28,952 |
| Year 23 | $67,674 | $36,002 | $31,672 |
| Year 24 | $73,174 | $38,570 | $34,605 |
| Year 25 | $79,005 | $41,244 | $37,761 |
Start Saving in Fairmount
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