Average Electricity Bill in Illinois
A typical household in Illinois pays about $147.24 per month for electricity, based on the state average rate of 16.36 ¢/kWh and a 900 kWh monthly usage benchmark.
Key metrics
| Metric | Value |
|---|---|
| Illinois average rate | 16.36 ¢/kWh |
| Estimated monthly bill | $147.24 |
| Estimated annual bill | $1766.88 |
| 500 kWh example | $81.80 |
| 1,500 kWh example | $245.40 |
Illinois vs U.S. average bill
Illinois's typical residential bill estimate is lower than the U.S. average by $13.50 per month (8.4%).
How to interpret this bill estimate
The statewide residential rate in Illinois is 16.36 ¢/kWh. Applying that rate to 900 kWh of monthly use produces an estimated bill of $147.24 before delivery charges, taxes, and fixed utility fees.
That benchmark is useful for comparing states, but real households can land above or below it depending on cooling load, heating type, home size, appliance intensity, and local utility rate design.
Usage-level bill examples in Illinois
| Monthly usage | Estimated cost | Canonical page |
|---|---|---|
| 500 kWh | $81.80 | How much does 500 kWh cost in Illinois? |
| 1,000 kWh | $163.60 | How much does 1,000 kWh cost in Illinois? |
| 1,500 kWh | $245.40 | How much does 1,500 kWh cost in Illinois? |
| 2,000 kWh | $327.20 | How much does 2,000 kWh cost in Illinois? |
These usage pages are the canonical route family for fixed-kWh consumer electricity searches. The bill page uses them as supporting examples rather than duplicating the same intent under another URL.
What usually moves a household bill?
In practice, the biggest bill drivers are air conditioning, space heating, electric water heating, laundry, EV charging, and the length of time high-wattage appliances run each month.
That is why this page links to both usage-cost routes and appliance operating-cost pages: one shows what a whole-home kWh pattern looks like, and the other shows how specific devices contribute to the final bill.
Compare electricity options in Illinois
Compare retail electricity plans and provider options available in Illinois.
Track Illinois electricity changes
Get notified about electricity costs rate changes and savings opportunities in Illinois.
Illinois appliance electricity examples
- Refrigerator cost in Illinois — See what 180 W of typical refrigerator usage looks like at 16.36 ¢/kWh.
- Space Heater cost in Illinois — See what 1,500 W of typical space heater usage looks like at 16.36 ¢/kWh.
- Window AC cost in Illinois — See what 900 W of typical window ac usage looks like at 16.36 ¢/kWh.
State cost and bill pathways for Illinois
- Illinois electricity price per kWh — Residential rate benchmark used in scenario estimates
- State electricity snapshot: Illinois — Core authority page with statewide pricing context
- Illinois electricity cost analysis — State-level cost, affordability, and value overview
- Chicago electricity estimate (Illinois) — Rollout-gated city electricity context page with deterministic methodology disclosure
- Average electricity bill in Illinois — Bill-focused context for household usage
- Illinois household bill estimator — Deterministic household-profile bill scenarios
Historical and trend pages
- Illinois electricity price history — Historical context and trend interpretation
- Electricity inflation in Illinois — State electricity inflation analysis
- Illinois electricity price volatility — Volatility and rate movement profile
Fixed-usage and calculator pathways
- Electricity cost for 1,000 kWh in Illinois — Usage-tier estimate for the same state
- Electricity cost for 500 kWh in Illinois — Usage-tier estimate for the same state
- 1,500 kWh cost in Illinois — Usage-tier estimate for the same state
- Illinois electricity cost calculator — Custom kWh and scenario cost calculation
Appliance and estimator pathways
- Refrigerator cost in Illinois — Canonical appliance operating-cost page for this state
- Refrigerator calculator in Illinois — Calculator-intent scenario page for this appliance
- Space Heater cost in Illinois — Canonical appliance operating-cost page for this state
- Space Heater calculator in Illinois — Calculator-intent scenario page for this appliance
- Window Ac cost in Illinois — Canonical appliance operating-cost page for this state
- Window Ac calculator in Illinois — Calculator-intent scenario page for this appliance
State comparison pathways for Illinois
- Illinois electricity comparisons — State-to-state comparison hub
- Illinois vs California electricity cost — Head-to-head comparison page
- Illinois vs Florida electricity cost — Head-to-head comparison page
Discovery and navigation hubs
- Illinois electricity hub — Discovery hub for this state's price, usage, comparison, and tool pages
- Electricity cost scenario hub — Entry point for residential and industry scenario pages
- Illinois electricity cost authority — Canonical state electricity cost cluster page
- Illinois average electricity bill benchmark — Canonical benchmark bill cluster page
- Illinois electricity bill estimator — Canonical estimator cluster page
- Electricity usage hubs — Browse cost pages by common household usage tiers
Consumer electricity drivers
- Price drivers in Illinois — Understand what influences state electricity prices
Source & Method
Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: January 2026. Estimates are energy-only and exclude delivery charges, taxes, and fixed utility fees. For how rates and estimates are defined, see the methodology hub.