How Much Can Solar Save in Mount Zion?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$143
Current Bill/mo
$147
Est. Lease + Battery
7.1 yrs
Payback Period
$41,166
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
$143
Annual Cost
$1,716
25-Year Cost (No Solar)
$94,148
Your Solar Investment
7.5 kW System
$21,750
$11,993
After All IL Incentives
DG Rebate ($300/kW)-$2,250
Illinois Shines RECs (lump sum, ~18 mo)-$7,507
With vs Without Solar in Mount Zion
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $143/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-12/mo |
| 5-Year Cost | $9,266 | $7,920 |
| 25-Year Cost | $94,148 | $52,982 |
| 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
$41,166
Without Solar
With Solar
Year 1
$1,716
$1,860
Year 2Payback Year
$3,535
-$3,763
Year 5
$9,673
$2,055
Year 10
$22,618
$12,445
Year 15
$39,942
$24,024
Year 20
$63,124
$37,299
Year 25
$94,148
$52,981
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,716 | $1,860 | -$144 |
| Year 2Payback | $3,535 | -$3,763 | $7,298 |
| Year 3 | $5,463 | -$1,853 | $7,316 |
| Year 4 | $7,507 | $86 | $7,421 |
| Year 5 | $9,673 | $2,055 | $7,618 |
| Year 6 | $11,970 | $4,057 | $7,912 |
| Year 7 | $14,404 | $6,095 | $8,309 |
| Year 8 | $16,984 | $8,170 | $8,814 |
| Year 9 | $19,719 | $10,286 | $9,433 |
| Year 10 | $22,618 | $12,445 | $10,173 |
| Year 11 | $25,691 | $14,652 | $11,039 |
| Year 12 | $28,949 | $16,910 | $12,039 |
| Year 13 | $32,402 | $19,221 | $13,180 |
| Year 14 | $36,062 | $21,591 | $14,470 |
| Year 15 | $39,942 | $24,024 | $15,917 |
| Year 16 | $44,054 | $26,524 | $17,530 |
| Year 17 | $48,413 | $29,096 | $19,317 |
| Year 18 | $53,034 | $31,745 | $21,289 |
| Year 19 | $57,932 | $34,478 | $23,455 |
| Year 20 | $63,124 | $37,299 | $25,825 |
| Year 21 | $68,628 | $40,216 | $28,412 |
| Year 22 | $74,461 | $43,235 | $31,227 |
| Year 23 | $80,645 | $46,363 | $34,282 |
| Year 24 | $87,200 | $49,609 | $37,590 |
| Year 25 | $94,148 | $52,981 | $41,166 |
Start Saving in Mount Zion
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Ameren Illinois rates projected to rise again next year. Lock in savings now.