How Much Can Solar Save in Trenton?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$141
Current Bill/mo
$149
Est. Lease + Battery
6.1 yrs
Payback Period
$47,135
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
$141
Annual Cost
$1,692
25-Year Cost (No Solar)
$92,831
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 Trenton
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $141/mo | $114/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$8/mo |
| 5-Year Cost | $9,137 | $6,840 |
| 25-Year Cost | $92,831 | $45,696 |
| 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
$47,135
Without Solar
With Solar
Year 1Payback Year
$1,692
$1,592
Year 5
$9,538
$1,681
Year 10
$22,302
$10,594
Year 15
$39,383
$20,559
Year 20
$62,241
$32,042
Year 25
$92,831
$45,696
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,692 | $1,592 | $100 |
| Year 2 | $3,486 | -$3,301 | $6,787 |
| Year 3 | $5,387 | -$1,666 | $7,052 |
| Year 4 | $7,402 | -$6 | $7,407 |
| Year 5 | $9,538 | $1,681 | $7,857 |
| Year 6 | $11,802 | $3,397 | $8,405 |
| Year 7 | $14,202 | $5,143 | $9,059 |
| Year 8 | $16,747 | $6,923 | $9,823 |
| Year 9 | $19,443 | $8,739 | $10,704 |
| Year 10 | $22,302 | $10,594 | $11,708 |
| Year 11 | $25,332 | $12,490 | $12,842 |
| Year 12 | $28,544 | $14,431 | $14,113 |
| Year 13 | $31,949 | $16,420 | $15,528 |
| Year 14 | $35,557 | $18,462 | $17,096 |
| Year 15 | $39,383 | $20,559 | $18,824 |
| Year 16 | $43,438 | $22,716 | $20,722 |
| Year 17 | $47,736 | $24,938 | $22,798 |
| Year 18 | $52,292 | $27,230 | $25,063 |
| Year 19 | $57,122 | $29,596 | $27,526 |
| Year 20 | $62,241 | $32,042 | $30,200 |
| Year 21 | $67,668 | $34,574 | $33,094 |
| Year 22 | $73,420 | $37,198 | $36,222 |
| Year 23 | $79,517 | $39,922 | $39,595 |
| Year 24 | $85,980 | $42,752 | $43,228 |
| Year 25 | $92,831 | $45,696 | $47,135 |
Start Saving in Trenton
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