How Much Can Solar Save in Witt?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$106
Current Bill/mo
$131
Est. Lease + Battery
6.7 yrs
Payback Period
$34,026
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
$106
Annual Cost
$1,272
25-Year Cost (No Solar)
$69,788
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 Witt
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $106/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-3/mo |
| 5-Year Cost | $6,869 | $5,820 |
| 25-Year Cost | $69,788 | $35,762 |
| 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
$34,026
Without Solar
With Solar
Year 1
$1,272
$1,302
Year 2Payback Year
$2,620
-$2,886
Year 5
$7,170
$1,164
Year 10
$16,766
$8,337
Year 15
$29,607
$16,250
Year 20
$46,791
$25,234
Year 25
$69,788
$35,761
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,272 | $1,302 | -$30 |
| Year 2Payback | $2,620 | -$2,886 | $5,507 |
| Year 3 | $4,050 | -$1,554 | $5,603 |
| Year 4 | $5,565 | -$204 | $5,769 |
| Year 5 | $7,170 | $1,164 | $6,007 |
| Year 6 | $8,873 | $2,552 | $6,321 |
| Year 7 | $10,677 | $3,961 | $6,716 |
| Year 8 | $12,590 | $5,394 | $7,195 |
| Year 9 | $14,617 | $6,852 | $7,765 |
| Year 10 | $16,766 | $8,337 | $8,429 |
| Year 11 | $19,044 | $9,852 | $9,192 |
| Year 12 | $21,459 | $11,398 | $10,061 |
| Year 13 | $24,018 | $12,978 | $11,041 |
| Year 14 | $26,731 | $14,594 | $12,137 |
| Year 15 | $29,607 | $16,250 | $13,357 |
| Year 16 | $32,655 | $17,948 | $14,707 |
| Year 17 | $35,887 | $19,692 | $16,195 |
| Year 18 | $39,312 | $21,485 | $17,827 |
| Year 19 | $42,943 | $23,331 | $19,611 |
| Year 20 | $46,791 | $25,234 | $21,557 |
| Year 21 | $50,871 | $27,198 | $23,672 |
| Year 22 | $55,195 | $29,228 | $25,967 |
| Year 23 | $59,779 | $31,328 | $28,451 |
| Year 24 | $64,637 | $33,504 | $31,133 |
| Year 25 | $69,788 | $35,761 | $34,026 |
Start Saving in Witt
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.