How Much Can Solar Save in Winchester?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$120
Current Bill/mo
$136
Est. Lease + Battery
6.2 yrs
Payback Period
$39,374
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 Winchester
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $120/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$6/mo |
| 5-Year Cost | $7,776 | $5,820 |
| 25-Year Cost | $79,005 | $39,631 |
| 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
$39,374
Without Solar
With Solar
Year 1Payback Year
$1,440
$1,365
Year 5
$8,117
$1,525
Year 10
$18,980
$9,202
Year 15
$33,517
$17,813
Year 20
$52,971
$27,765
Year 25
$79,005
$39,631
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,440 | $1,365 | $75 |
| Year 2 | $2,966 | -$2,756 | $5,722 |
| Year 3 | $4,584 | -$1,351 | $5,936 |
| Year 4 | $6,299 | $75 | $6,224 |
| Year 5 | $8,117 | $1,525 | $6,592 |
| Year 6 | $10,044 | $3,001 | $7,043 |
| Year 7 | $12,087 | $4,504 | $7,583 |
| Year 8 | $14,252 | $6,038 | $8,215 |
| Year 9 | $16,547 | $7,603 | $8,945 |
| Year 10 | $18,980 | $9,202 | $9,778 |
| Year 11 | $21,559 | $10,838 | $10,721 |
| Year 12 | $24,293 | $12,515 | $11,778 |
| Year 13 | $27,190 | $14,233 | $12,957 |
| Year 14 | $30,262 | $15,998 | $14,263 |
| Year 15 | $33,517 | $17,813 | $15,704 |
| Year 16 | $36,968 | $19,681 | $17,288 |
| Year 17 | $40,627 | $21,605 | $19,021 |
| Year 18 | $44,504 | $23,591 | $20,913 |
| Year 19 | $48,614 | $25,643 | $22,972 |
| Year 20 | $52,971 | $27,765 | $25,206 |
| Year 21 | $57,590 | $29,963 | $27,626 |
| Year 22 | $62,485 | $32,243 | $30,242 |
| Year 23 | $67,674 | $34,610 | $33,064 |
| Year 24 | $73,174 | $37,070 | $36,104 |
| Year 25 | $79,005 | $39,631 | $39,374 |
Start Saving in Winchester
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.