How Much Can Solar Save in Normal?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$148
Current Bill/mo
$152
Est. Lease + Battery
7.8 yrs
Payback Period
$39,498
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
$148
Annual Cost
$1,776
25-Year Cost (No Solar)
$97,439
Your Solar Investment
9 kW System
$26,100
$14,392
After All IL Incentives
DG Rebate ($300/kW)-$2,700
Illinois Shines RECs (lump sum, ~18 mo)-$9,008
With vs Without Solar in Normal
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $148/mo | $158/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-31/mo |
| 5-Year Cost | $9,590 | $9,480 |
| 25-Year Cost | $97,439 | $57,941 |
| 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
$39,498
Without Solar
With Solar
Year 1
$1,776
$2,143
Year 2Payback Year
$3,659
-$4,699
Year 5
$10,011
$1,955
Year 10
$23,409
$13,701
Year 15
$41,338
$26,583
Year 20
$65,331
$41,097
Year 25
$97,439
$57,941
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,776 | $2,143 | -$367 |
| Year 2Payback | $3,659 | -$4,699 | $8,358 |
| Year 3 | $5,654 | -$2,509 | $8,163 |
| Year 4 | $7,769 | -$291 | $8,061 |
| Year 5 | $10,011 | $1,955 | $8,057 |
| Year 6 | $12,388 | $4,232 | $8,157 |
| Year 7 | $14,907 | $6,542 | $8,365 |
| Year 8 | $17,578 | $8,889 | $8,689 |
| Year 9 | $20,409 | $11,274 | $9,135 |
| Year 10 | $23,409 | $13,701 | $9,708 |
| Year 11 | $26,590 | $16,173 | $10,416 |
| Year 12 | $29,961 | $18,694 | $11,267 |
| Year 13 | $33,535 | $21,266 | $12,269 |
| Year 14 | $37,323 | $23,895 | $13,428 |
| Year 15 | $41,338 | $26,583 | $14,755 |
| Year 16 | $45,594 | $29,336 | $16,258 |
| Year 17 | $50,106 | $32,159 | $17,947 |
| Year 18 | $54,888 | $35,056 | $19,832 |
| Year 19 | $59,958 | $38,033 | $21,924 |
| Year 20 | $65,331 | $41,097 | $24,234 |
| Year 21 | $71,027 | $44,252 | $26,775 |
| Year 22 | $77,065 | $47,507 | $29,557 |
| Year 23 | $83,465 | $50,868 | $32,596 |
| Year 24 | $90,248 | $54,344 | $35,905 |
| Year 25 | $97,439 | $57,941 | $39,498 |
Start Saving in Normal
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Ameren Illinois rates projected to rise again next year. Lock in savings now.