How Much Can Solar Save in Sumner?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$111
Current Bill/mo
$128
Est. Lease + Battery
6.3 yrs
Payback Period
$34,147
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
$111
Annual Cost
$1,332
25-Year Cost (No Solar)
$73,080
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 Sumner
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $111/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$3/mo |
| 5-Year Cost | $7,193 | $5,280 |
| 25-Year Cost | $73,080 | $38,933 |
| 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
$34,147
Without Solar
With Solar
Year 1Payback Year
$1,332
$1,296
Year 5
$7,509
$1,696
Year 10
$17,557
$9,083
Year 15
$31,004
$17,450
Year 20
$48,998
$27,208
Year 25
$73,080
$38,933
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,332 | $1,296 | $36 |
| Year 2 | $2,744 | -$2,392 | $5,136 |
| Year 3 | $4,241 | -$1,054 | $5,294 |
| Year 4 | $5,827 | $308 | $5,519 |
| Year 5 | $7,509 | $1,696 | $5,813 |
| Year 6 | $9,291 | $3,110 | $6,181 |
| Year 7 | $11,181 | $4,554 | $6,627 |
| Year 8 | $13,183 | $6,029 | $7,154 |
| Year 9 | $15,306 | $7,538 | $7,768 |
| Year 10 | $17,557 | $9,083 | $8,474 |
| Year 11 | $19,942 | $10,667 | $9,276 |
| Year 12 | $22,471 | $12,292 | $10,179 |
| Year 13 | $25,151 | $13,962 | $11,189 |
| Year 14 | $27,992 | $15,680 | $12,312 |
| Year 15 | $31,004 | $17,450 | $13,554 |
| Year 16 | $34,196 | $19,274 | $14,921 |
| Year 17 | $37,580 | $21,158 | $16,421 |
| Year 18 | $41,166 | $23,105 | $18,061 |
| Year 19 | $44,968 | $25,120 | $19,848 |
| Year 20 | $48,998 | $27,208 | $21,790 |
| Year 21 | $53,270 | $29,374 | $23,897 |
| Year 22 | $57,799 | $31,623 | $26,176 |
| Year 23 | $62,598 | $33,961 | $28,637 |
| Year 24 | $67,686 | $36,396 | $31,291 |
| Year 25 | $73,080 | $38,933 | $34,147 |
Start Saving in Sumner
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