How Much Can Solar Save in Bismarck?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$124
Current Bill/mo
$138
Est. Lease + Battery
6.6 yrs
Payback Period
$38,200
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
$124
Annual Cost
$1,488
25-Year Cost (No Solar)
$81,638
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 Bismarck
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $124/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-1/mo |
| 5-Year Cost | $8,035 | $6,300 |
| 25-Year Cost | $81,638 | $43,438 |
| 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
$38,200
Without Solar
With Solar
Year 1
$1,488
$1,500
Year 2Payback Year
$3,065
-$2,985
Year 5
$8,388
$1,718
Year 10
$19,613
$10,146
Year 15
$34,635
$19,589
Year 20
$54,737
$30,483
Year 25
$81,638
$43,438
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,488 | $1,500 | -$12 |
| Year 2Payback | $3,065 | -$2,985 | $6,050 |
| Year 3 | $4,737 | -$1,442 | $6,179 |
| Year 4 | $6,509 | $125 | $6,385 |
| Year 5 | $8,388 | $1,718 | $6,670 |
| Year 6 | $10,379 | $3,338 | $7,041 |
| Year 7 | $12,490 | $4,989 | $7,501 |
| Year 8 | $14,727 | $6,672 | $8,055 |
| Year 9 | $17,099 | $8,390 | $8,709 |
| Year 10 | $19,613 | $10,146 | $9,467 |
| Year 11 | $22,278 | $11,941 | $10,336 |
| Year 12 | $25,102 | $13,780 | $11,322 |
| Year 13 | $28,097 | $15,666 | $12,431 |
| Year 14 | $31,270 | $17,601 | $13,670 |
| Year 15 | $34,635 | $19,589 | $15,045 |
| Year 16 | $38,201 | $21,635 | $16,565 |
| Year 17 | $41,981 | $23,743 | $18,238 |
| Year 18 | $45,988 | $25,917 | $20,071 |
| Year 19 | $50,235 | $28,162 | $22,073 |
| Year 20 | $54,737 | $30,483 | $24,254 |
| Year 21 | $59,509 | $32,886 | $26,623 |
| Year 22 | $64,568 | $35,376 | $29,191 |
| Year 23 | $69,930 | $37,961 | $31,969 |
| Year 24 | $75,614 | $40,646 | $34,968 |
| Year 25 | $81,638 | $43,438 | $38,200 |
Start Saving in Bismarck
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