How Much Can Solar Save in Sullivan?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$121
Current Bill/mo
$138
Est. Lease + Battery
6 yrs
Payback Period
$41,118
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
$121
Annual Cost
$1,452
25-Year Cost (No Solar)
$79,663
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 Sullivan
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $121/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$9/mo |
| 5-Year Cost | $7,841 | $5,820 |
| 25-Year Cost | $79,663 | $38,545 |
| 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
$41,118
Without Solar
With Solar
Year 1Payback Year
$1,452
$1,343
Year 5
$8,185
$1,402
Year 10
$19,139
$8,920
Year 15
$33,797
$17,327
Year 20
$53,413
$27,016
Year 25
$79,663
$38,545
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,452 | $1,343 | $109 |
| Year 2 | $2,991 | -$2,801 | $5,793 |
| Year 3 | $4,623 | -$1,422 | $6,044 |
| Year 4 | $6,352 | -$21 | $6,373 |
| Year 5 | $8,185 | $1,402 | $6,783 |
| Year 6 | $10,128 | $2,849 | $7,279 |
| Year 7 | $12,188 | $4,322 | $7,865 |
| Year 8 | $14,371 | $5,824 | $8,547 |
| Year 9 | $16,685 | $7,355 | $9,330 |
| Year 10 | $19,139 | $8,920 | $10,219 |
| Year 11 | $21,739 | $10,519 | $11,219 |
| Year 12 | $24,495 | $12,157 | $12,338 |
| Year 13 | $27,417 | $13,835 | $13,582 |
| Year 14 | $30,514 | $15,557 | $14,957 |
| Year 15 | $33,797 | $17,327 | $16,470 |
| Year 16 | $37,277 | $19,147 | $18,130 |
| Year 17 | $40,965 | $21,022 | $19,943 |
| Year 18 | $44,875 | $22,955 | $21,920 |
| Year 19 | $49,020 | $24,952 | $24,068 |
| Year 20 | $53,413 | $27,016 | $26,396 |
| Year 21 | $58,069 | $29,154 | $28,916 |
| Year 22 | $63,006 | $31,369 | $31,636 |
| Year 23 | $68,238 | $33,669 | $34,569 |
| Year 24 | $73,784 | $36,058 | $37,726 |
| Year 25 | $79,663 | $38,545 | $41,118 |
Start Saving in Sullivan
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