How Much Can Solar Save in Bethany?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$118
Current Bill/mo
$132
Est. Lease + Battery
6.1 yrs
Payback Period
$37,200
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
$118
Annual Cost
$1,416
25-Year Cost (No Solar)
$77,688
Your Solar Investment
5 kW System
$14,500
$7,995
After All IL Incentives
DG Rebate ($300/kW)-$1,500
Illinois Shines RECs (lump sum, ~18 mo)-$5,005
With vs Without Solar in Bethany
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $118/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$8/mo |
| 5-Year Cost | $7,646 | $5,280 |
| 25-Year Cost | $77,688 | $40,488 |
| 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
$37,200
Without Solar
With Solar
Year 1Payback Year
$1,416
$1,320
Year 5
$7,982
$1,835
Year 10
$18,664
$9,419
Year 15
$32,959
$18,065
Year 20
$52,088
$28,214
Year 25
$77,688
$40,488
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,416 | $1,320 | $96 |
| Year 2 | $2,917 | -$2,342 | $5,259 |
| Year 3 | $4,508 | -$976 | $5,484 |
| Year 4 | $6,194 | $416 | $5,779 |
| Year 5 | $7,982 | $1,835 | $6,147 |
| Year 6 | $9,877 | $3,284 | $6,593 |
| Year 7 | $11,886 | $4,764 | $7,122 |
| Year 8 | $14,015 | $6,278 | $7,736 |
| Year 9 | $16,272 | $7,829 | $8,442 |
| Year 10 | $18,664 | $9,419 | $9,245 |
| Year 11 | $21,200 | $11,051 | $10,148 |
| Year 12 | $23,888 | $12,729 | $11,159 |
| Year 13 | $26,737 | $14,454 | $12,283 |
| Year 14 | $29,757 | $16,232 | $13,526 |
| Year 15 | $32,959 | $18,065 | $14,894 |
| Year 16 | $36,352 | $19,957 | $16,395 |
| Year 17 | $39,949 | $21,914 | $18,035 |
| Year 18 | $43,762 | $23,939 | $19,823 |
| Year 19 | $47,804 | $26,037 | $21,767 |
| Year 20 | $52,088 | $28,214 | $23,874 |
| Year 21 | $56,630 | $30,476 | $26,154 |
| Year 22 | $61,443 | $32,827 | $28,617 |
| Year 23 | $66,546 | $35,275 | $31,271 |
| Year 24 | $71,955 | $37,826 | $34,129 |
| Year 25 | $77,688 | $40,488 | $37,200 |
Start Saving in Bethany
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Ameren Illinois rates projected to rise again next year. Lock in savings now.