How Much Can Solar Save in Mahomet?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$171
Current Bill/mo
$163
Est. Lease + Battery
6.3 yrs
Payback Period
$54,627
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
$171
Annual Cost
$2,052
25-Year Cost (No Solar)
$112,582
Your Solar Investment
8 kW System
$23,200
$12,793
After All IL Incentives
DG Rebate ($300/kW)-$2,400
Illinois Shines RECs (lump sum, ~18 mo)-$8,007
With vs Without Solar in Mahomet
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $171/mo | $140/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$5/mo |
| 5-Year Cost | $11,081 | $8,400 |
| 25-Year Cost | $112,582 | $57,955 |
| 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
$54,627
Without Solar
With Solar
Year 1Payback Year
$2,052
$1,995
Year 5
$11,567
$2,269
Year 10
$27,047
$13,491
Year 15
$47,762
$26,080
Year 20
$75,484
$40,625
Year 25
$112,582
$57,955
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $2,052 | $1,995 | $57 |
| Year 2 | $4,227 | -$3,989 | $8,216 |
| Year 3 | $6,533 | -$1,936 | $8,469 |
| Year 4 | $8,977 | $149 | $8,828 |
| Year 5 | $11,567 | $2,269 | $9,299 |
| Year 6 | $14,313 | $4,426 | $9,887 |
| Year 7 | $17,224 | $6,624 | $10,600 |
| Year 8 | $20,310 | $8,865 | $11,444 |
| Year 9 | $23,580 | $11,153 | $12,427 |
| Year 10 | $27,047 | $13,491 | $13,556 |
| Year 11 | $30,722 | $15,884 | $14,838 |
| Year 12 | $34,617 | $18,334 | $16,283 |
| Year 13 | $38,746 | $20,848 | $17,899 |
| Year 14 | $43,123 | $23,428 | $19,695 |
| Year 15 | $47,762 | $26,080 | $21,682 |
| Year 16 | $52,680 | $28,810 | $23,870 |
| Year 17 | $57,893 | $31,623 | $26,270 |
| Year 18 | $63,418 | $34,526 | $28,893 |
| Year 19 | $69,276 | $37,524 | $31,752 |
| Year 20 | $75,484 | $40,625 | $34,859 |
| Year 21 | $82,065 | $43,837 | $38,229 |
| Year 22 | $89,041 | $47,166 | $41,875 |
| Year 23 | $96,435 | $50,623 | $45,812 |
| Year 24 | $104,274 | $54,216 | $50,058 |
| Year 25 | $112,582 | $57,955 | $54,627 |
Start Saving in Mahomet
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