Fish Tank / Aquarium (50 gallon) in Rockford — $112/yr to Run (17.0¢/kWh)
Your fish tank / aquarium (50 gallon) in Rockford costs about $9/month at 17.0¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Rockford, IL Electricity Rate
17.0¢/kWh
Utility: ComEd
+31% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.31
1.8 kWh/day
Monthly Cost
$9.32
55 kWh/mo
Annual Cost
$112
657 kWh/yr
Lifetime (15yr)
$1,678
energy only
Monthly Cost Breakdown in Rockford
| Period | kWh | Rockford Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 1.8 | $0.31 | $0.23 | +$0.07 |
| Weekly | 12.6 | $2.15 | $1.64 | +$0.51 |
| Monthly | 54.7 | $9.32 | $7.12 | +$2.21 |
| Quarterly | 164.2 | $27.97 | $21.35 | +$6.62 |
| Annual | 657.0 | $111.89 | $85.41 | +$26.48 |
Customize Your Fish Tank / Aquarium (50 gallon) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Rockford.
Daily
$0.31
Monthly
$9.32
Annual
$112
15-Year
$1,678
Energy Saving Tips for Fish Tank / Aquarium (50 gallon) in Rockford
- ✓Rockford electricity rates are 31% above the national average — energy efficiency matters more here.
- ✓A smart Fish Tank / Aquarium (50 gallon) with scheduling optimization can save ~$28/year at Rockford rates.
- ✓Use LED aquarium lights instead of fluorescent
- ✓Timer for lights reduces energy 50%
- ✓Insulate tank to reduce heater runtime
Highest-Cost Appliances in Rockford, IL
See which appliances cost the most to run at Rockford's 17.0¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$2,207/yr
$183.92/mo
Electric Furnace
HVAC · 10,000W
$1,533/yr
$127.73/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$1,119/yr
$93.24/mo
EV Charger (Level 2)
Garage · 7,200W
$1,104/yr
$91.96/mo
Boiler (Electric)
HVAC · 6,000W
$920/yr
$76.64/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$839/yr
$69.93/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$839/yr
$69.93/mo
Heat Pump
HVAC · 2,400W
$654/yr
$54.50/mo
Fish Tank / Aquarium (50 gallon) Cost in Other Illinois Cities
| City | Rate | Annual Cost | vs Rockford |
|---|---|---|---|
| Rockford (current) | 17.0¢ | $112 | — |
| Chicago | 16.6¢ | $109 | $-3 |
| Aurora | 15.0¢ | $98 | $-14 |
| Joliet | 14.4¢ | $95 | $-17 |
| Naperville | 14.6¢ | $96 | $-16 |
| Elgin | 13.6¢ | $89 | $-23 |
| Springfield | 15.9¢ | $104 | $-8 |
| Peoria | 16.9¢ | $111 | $-1 |
| Waukegan | 14.3¢ | $94 | $-18 |
Fish Tank / Aquarium (50 gallon) Energy Cost FAQ — Rockford, IL
Understanding Fish Tank / Aquarium (50 gallon) Energy Costs in Rockford, IL
Rockford is a mid-sized Illinois city where residential electricity rates from ComEd are shaped by regional energy supply and local demand patterns. Running a low-draw appliance like the Fish Tank / Aquarium (50 gallon) (150W) at Rockford's rate of 17.0¢/kWh costs approximately $112 per year — $26 more than the national average of $85.
Electricity in Rockford is significantly more expensive than the national average — 31% higher. For a Fish Tank / Aquarium (50 gallon) used 12 hours per day, this rate premium adds up to $26 in extra annual costs. Energy-efficient models and usage habits have an outsized impact in high-rate markets like this.
Rockford's cost of living index of 92 is below the national average, and electricity costs reflect that affordability. The Fish Tank / Aquarium (50 gallon) adds $9.32/month to a typical bill of $109. While no ENERGY STAR version is available, a smart Fish Tank / Aquarium (50 gallon) with automated scheduling can reduce consumption by 25%, saving $28/year.
Rockford's moderate climate (avg 48.6°F) helps keep seasonal energy cost swings manageable for most appliances. A Fish Tank / Aquarium (50 gallon) produces approximately 0.47 tons of CO2 annually at typical usage. Rockford residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Rockford.
Compare All Energy Costs in Rockford
See energy costs for 168+ household appliances at Rockford's local electricity rate.