How Much Can Solar Save in Germantown?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$142
Current Bill/mo
$150
Est. Lease + Battery
6.1 yrs
Payback Period
$48,145
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
$142
Annual Cost
$1,704
25-Year Cost (No Solar)
$93,489
Your Solar Investment
6.5 kW System
$18,850
$10,394
After All IL Incentives
DG Rebate ($300/kW)-$1,950
Illinois Shines RECs (lump sum, ~18 mo)-$6,506
With vs Without Solar in Germantown
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $142/mo | $114/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$10/mo |
| 5-Year Cost | $9,202 | $6,840 |
| 25-Year Cost | $93,489 | $45,344 |
| 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
$48,145
Without Solar
With Solar
Year 1Payback Year
$1,704
$1,584
Year 5
$9,606
$1,638
Year 10
$22,460
$10,497
Year 15
$39,662
$20,395
Year 20
$62,683
$31,794
Year 25
$93,489
$45,344
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,704 | $1,584 | $120 |
| Year 2 | $3,510 | -$3,318 | $6,828 |
| Year 3 | $5,425 | -$1,690 | $7,115 |
| Year 4 | $7,454 | -$39 | $7,493 |
| Year 5 | $9,606 | $1,638 | $7,967 |
| Year 6 | $11,886 | $3,344 | $8,542 |
| Year 7 | $14,303 | $5,080 | $9,223 |
| Year 8 | $16,865 | $6,850 | $10,016 |
| Year 9 | $19,581 | $8,654 | $10,927 |
| Year 10 | $22,460 | $10,497 | $11,963 |
| Year 11 | $25,512 | $12,381 | $13,131 |
| Year 12 | $28,746 | $14,309 | $14,437 |
| Year 13 | $32,175 | $16,285 | $15,890 |
| Year 14 | $35,810 | $18,312 | $17,497 |
| Year 15 | $39,662 | $20,395 | $19,267 |
| Year 16 | $43,746 | $22,537 | $21,209 |
| Year 17 | $48,075 | $24,743 | $23,332 |
| Year 18 | $52,663 | $27,018 | $25,646 |
| Year 19 | $57,527 | $29,366 | $28,161 |
| Year 20 | $62,683 | $31,794 | $30,889 |
| Year 21 | $68,148 | $34,307 | $33,840 |
| Year 22 | $73,940 | $36,912 | $37,029 |
| Year 23 | $80,081 | $39,615 | $40,466 |
| Year 24 | $86,590 | $42,423 | $44,167 |
| Year 25 | $93,489 | $45,344 | $48,145 |
Start Saving in Germantown
Get a free, personalized solar analysis based on your actual Ameren Illinois bill and roof. Lease or own — we'll find the best option.
✓ $0 down lease available — save from day 1 with no upfront cost
Ameren Illinois rates projected to rise again next year. Lock in savings now.