How Much Can Solar Save in Nauvoo?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$126
Current Bill/mo
$140
Est. Lease + Battery
8 yrs
Payback Period
$32,479
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
$126
Annual Cost
$1,512
25-Year Cost (No Solar)
$82,955
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 Nauvoo
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $126/mo | $140/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-31/mo |
| 5-Year Cost | $8,165 | $8,400 |
| 25-Year Cost | $82,955 | $50,476 |
| 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
$32,479
Without Solar
With Solar
Year 1
$1,512
$1,890
Year 2Payback Year
$3,115
-$4,208
Year 5
$8,523
$1,650
Year 10
$19,929
$11,964
Year 15
$35,193
$23,232
Year 20
$55,620
$35,873
Year 25
$82,955
$50,476
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,512 | $1,890 | -$378 |
| Year 2Payback | $3,115 | -$4,208 | $7,323 |
| Year 3 | $4,814 | -$2,279 | $7,092 |
| Year 4 | $6,614 | -$326 | $6,941 |
| Year 5 | $8,523 | $1,650 | $6,874 |
| Year 6 | $10,547 | $3,652 | $6,895 |
| Year 7 | $12,691 | $5,682 | $7,009 |
| Year 8 | $14,965 | $7,743 | $7,222 |
| Year 9 | $17,375 | $9,836 | $7,539 |
| Year 10 | $19,929 | $11,964 | $7,965 |
| Year 11 | $22,637 | $14,130 | $8,507 |
| Year 12 | $25,507 | $16,337 | $9,171 |
| Year 13 | $28,550 | $18,587 | $9,963 |
| Year 14 | $31,775 | $20,884 | $10,890 |
| Year 15 | $35,193 | $23,232 | $11,961 |
| Year 16 | $38,817 | $25,635 | $13,182 |
| Year 17 | $42,658 | $28,095 | $14,563 |
| Year 18 | $46,729 | $30,619 | $16,111 |
| Year 19 | $51,045 | $33,210 | $17,835 |
| Year 20 | $55,620 | $35,873 | $19,747 |
| Year 21 | $60,469 | $38,614 | $21,855 |
| Year 22 | $65,609 | $41,438 | $24,171 |
| Year 23 | $71,058 | $44,353 | $26,705 |
| Year 24 | $76,833 | $47,363 | $29,470 |
| Year 25 | $82,955 | $50,476 | $32,479 |
Start Saving in Nauvoo
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Ameren Illinois rates projected to rise again next year. Lock in savings now.