How Much Can Solar Save in Colchester?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$115
Current Bill/mo
$132
Est. Lease + Battery
7.1 yrs
Payback Period
$32,875
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
$115
Annual Cost
$1,380
25-Year Cost (No Solar)
$75,713
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 Colchester
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $115/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-10/mo |
| 5-Year Cost | $7,452 | $6,300 |
| 25-Year Cost | $75,713 | $42,838 |
| 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
$32,875
Without Solar
With Solar
Year 1
$1,380
$1,496
Year 2Payback Year
$2,843
-$2,993
Year 5
$7,779
$1,692
Year 10
$18,189
$10,066
Year 15
$32,121
$19,413
Year 20
$50,764
$30,144
Year 25
$75,713
$42,838
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,380 | $1,496 | -$116 |
| Year 2Payback | $2,843 | -$2,993 | $5,835 |
| Year 3 | $4,393 | -$1,455 | $5,848 |
| Year 4 | $6,037 | $106 | $5,931 |
| Year 5 | $7,779 | $1,692 | $6,087 |
| Year 6 | $9,626 | $3,305 | $6,321 |
| Year 7 | $11,583 | $4,946 | $6,637 |
| Year 8 | $13,659 | $6,619 | $7,040 |
| Year 9 | $15,858 | $8,325 | $7,533 |
| Year 10 | $18,189 | $10,066 | $8,123 |
| Year 11 | $20,661 | $11,847 | $8,814 |
| Year 12 | $23,281 | $13,668 | $9,612 |
| Year 13 | $26,057 | $15,534 | $10,523 |
| Year 14 | $29,001 | $17,448 | $11,553 |
| Year 15 | $32,121 | $19,413 | $12,708 |
| Year 16 | $35,428 | $21,432 | $13,996 |
| Year 17 | $38,934 | $23,511 | $15,423 |
| Year 18 | $42,650 | $25,652 | $16,997 |
| Year 19 | $46,589 | $27,862 | $18,727 |
| Year 20 | $50,764 | $30,144 | $20,620 |
| Year 21 | $55,190 | $32,503 | $22,687 |
| Year 22 | $59,881 | $34,946 | $24,935 |
| Year 23 | $64,854 | $37,479 | $27,375 |
| Year 24 | $70,125 | $40,107 | $30,018 |
| Year 25 | $75,713 | $42,838 | $32,875 |
Start Saving in Colchester
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