How Much Can Solar Save in Altamont?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$122
Current Bill/mo
$138
Est. Lease + Battery
6.5 yrs
Payback Period
$39,021
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
$122
Annual Cost
$1,464
25-Year Cost (No Solar)
$80,322
Your Solar Investment
6 kW System
$17,400
$9,595
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,005
With vs Without Solar in Altamont
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $122/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$0/mo |
| 5-Year Cost | $7,906 | $6,300 |
| 25-Year Cost | $80,322 | $41,301 |
| 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
$39,021
Without Solar
With Solar
Year 1Payback Year
$1,464
$1,459
Year 5
$8,253
$1,492
Year 10
$19,297
$9,622
Year 15
$34,076
$18,670
Year 20
$53,854
$29,040
Year 25
$80,322
$41,300
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,464 | $1,459 | $5 |
| Year 2 | $3,016 | -$3,068 | $6,083 |
| Year 3 | $4,661 | -$1,570 | $6,230 |
| Year 4 | $6,404 | -$50 | $6,455 |
| Year 5 | $8,253 | $1,492 | $6,760 |
| Year 6 | $10,212 | $3,060 | $7,152 |
| Year 7 | $12,289 | $4,655 | $7,634 |
| Year 8 | $14,490 | $6,278 | $8,212 |
| Year 9 | $16,823 | $7,933 | $8,890 |
| Year 10 | $19,297 | $9,622 | $9,674 |
| Year 11 | $21,918 | $11,347 | $10,571 |
| Year 12 | $24,698 | $13,112 | $11,586 |
| Year 13 | $27,643 | $14,918 | $12,725 |
| Year 14 | $30,766 | $16,770 | $13,996 |
| Year 15 | $34,076 | $18,670 | $15,406 |
| Year 16 | $37,585 | $20,623 | $16,962 |
| Year 17 | $41,304 | $22,632 | $18,672 |
| Year 18 | $45,246 | $24,701 | $20,545 |
| Year 19 | $49,425 | $26,836 | $22,589 |
| Year 20 | $53,854 | $29,040 | $24,814 |
| Year 21 | $58,549 | $31,319 | $27,230 |
| Year 22 | $63,526 | $33,678 | $29,848 |
| Year 23 | $68,802 | $36,124 | $32,678 |
| Year 24 | $74,394 | $38,663 | $35,731 |
| Year 25 | $80,322 | $41,300 | $39,021 |
Start Saving in Altamont
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.