How Much Can Solar Save in Oblong?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$114
Current Bill/mo
$130
Est. Lease + Battery
6.7 yrs
Payback Period
$33,551
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
$114
Annual Cost
$1,368
25-Year Cost (No Solar)
$75,055
Your Solar Investment
5.5 kW System
$15,950
$8,795
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$5,505
With vs Without Solar in Oblong
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $114/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-3/mo |
| 5-Year Cost | $7,387 | $5,820 |
| 25-Year Cost | $75,055 | $41,504 |
| 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
$33,551
Without Solar
With Solar
Year 1
$1,368
$1,407
Year 2Payback Year
$2,818
-$2,669
Year 5
$7,712
$1,757
Year 10
$18,031
$9,723
Year 15
$31,842
$18,693
Year 20
$50,323
$29,090
Year 25
$75,055
$41,504
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,368 | $1,407 | -$39 |
| Year 2Payback | $2,818 | -$2,669 | $5,487 |
| Year 3 | $4,355 | -$1,219 | $5,574 |
| Year 4 | $5,984 | $256 | $5,728 |
| Year 5 | $7,712 | $1,757 | $5,954 |
| Year 6 | $9,542 | $3,286 | $6,256 |
| Year 7 | $11,483 | $4,844 | $6,638 |
| Year 8 | $13,540 | $6,435 | $7,105 |
| Year 9 | $15,720 | $8,060 | $7,660 |
| Year 10 | $18,031 | $9,723 | $8,309 |
| Year 11 | $20,481 | $11,425 | $9,056 |
| Year 12 | $23,078 | $13,170 | $9,908 |
| Year 13 | $25,831 | $14,961 | $10,870 |
| Year 14 | $28,749 | $16,800 | $11,948 |
| Year 15 | $31,842 | $18,693 | $13,148 |
| Year 16 | $35,120 | $20,642 | $14,478 |
| Year 17 | $38,595 | $22,652 | $15,943 |
| Year 18 | $42,279 | $24,727 | $17,552 |
| Year 19 | $46,184 | $26,871 | $19,312 |
| Year 20 | $50,323 | $29,090 | $21,233 |
| Year 21 | $54,710 | $31,389 | $23,321 |
| Year 22 | $59,361 | $33,774 | $25,587 |
| Year 23 | $64,290 | $36,250 | $28,040 |
| Year 24 | $69,516 | $38,824 | $30,691 |
| Year 25 | $75,055 | $41,504 | $33,551 |
Start Saving in Oblong
Get a free, personalized solar analysis based on your actual Ameren Illinois bill and roof. Lease or own — we'll find the best option.
✓ $0 down lease available — save from day 1 with no upfront cost
Ameren Illinois rates projected to rise again next year. Lock in savings now.