How Much Can Solar Save in Benton?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$116
Current Bill/mo
$131
Est. Lease + Battery
6.1 yrs
Payback Period
$36,734
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
$116
Annual Cost
$1,392
25-Year Cost (No Solar)
$76,371
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 Benton
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $116/mo | $88/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$7/mo |
| 5-Year Cost | $7,517 | $5,280 |
| 25-Year Cost | $76,371 | $39,637 |
| 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
$36,734
Without Solar
With Solar
Year 1Payback Year
$1,392
$1,305
Year 5
$7,847
$1,751
Year 10
$18,348
$9,221
Year 15
$32,400
$17,711
Year 20
$51,206
$27,650
Year 25
$76,371
$39,637
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,392 | $1,305 | $87 |
| Year 2 | $2,868 | -$2,373 | $5,240 |
| Year 3 | $4,432 | -$1,023 | $5,455 |
| Year 4 | $6,089 | $350 | $5,739 |
| Year 5 | $7,847 | $1,751 | $6,096 |
| Year 6 | $9,710 | $3,179 | $6,530 |
| Year 7 | $11,684 | $4,638 | $7,046 |
| Year 8 | $13,777 | $6,130 | $7,648 |
| Year 9 | $15,996 | $7,656 | $8,340 |
| Year 10 | $18,348 | $9,221 | $9,127 |
| Year 11 | $20,841 | $10,825 | $10,015 |
| Year 12 | $23,483 | $12,473 | $11,010 |
| Year 13 | $26,284 | $14,168 | $12,116 |
| Year 14 | $29,253 | $15,913 | $13,340 |
| Year 15 | $32,400 | $17,711 | $14,689 |
| Year 16 | $35,736 | $19,566 | $16,170 |
| Year 17 | $39,272 | $21,483 | $17,789 |
| Year 18 | $43,021 | $23,466 | $19,554 |
| Year 19 | $46,994 | $25,520 | $21,474 |
| Year 20 | $51,206 | $27,650 | $23,556 |
| Year 21 | $55,670 | $29,860 | $25,810 |
| Year 22 | $60,402 | $32,158 | $28,244 |
| Year 23 | $65,418 | $34,549 | $30,869 |
| Year 24 | $70,735 | $37,040 | $33,696 |
| Year 25 | $76,371 | $39,637 | $36,734 |
Start Saving in Benton
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Ameren Illinois rates projected to rise again next year. Lock in savings now.