City of Rock Falls electricity rates
Municipal utility · Illinois
City of Rock Falls is a city-owned municipal utility, governed locally rather than by the state commission, serving 5,362 homes in Illinois. Its residential customers pay an average of 19.61¢/kWh including fixed and delivery charges, 9% more than the U.S. average.
Rate basis: EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend. This utility files EIA's short form, which reports total sales only, so the rate covers all customer classes.
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City of Rock Falls bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $98.05 | $55.35 |
| 1,000 kWh | $196.10 | $103.10 |
| 1,500 kWh | $294.15 | $150.85 |
| 2,000 kWh | $392.20 | $198.60 |
*Rate R (Residential) (effective 2014-05-01, $7.60/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
City of Rock Falls residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Rate R (Residential) | 2014-05-01 | $7.60 | 9.55¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Rock Falls rate history
2015–2025: +39% change in the average residential rate (13.25¢ → 18.47¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
City of Rock Falls doesn't report reliability metrics to EIA (common for small utilities).
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across City of Rock Falls's counties, customers averaged 49 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Whiteside | 49 | 22 | 3,483 | 2025-04-29 |
City of Rock Falls service area
City of Rock Falls serves Whiteside County in Illinois.
Whiteside
Programs, smart meters & solar
| Smart meters (AMI) for homes | 85% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
City of Rock Falls at a glance
| Ownership | Municipal utility |
| Services | — |
| Retail revenue (2025) | $12,356,400 |
| Electricity sold (2025) | 66,908 MWh |
| Balancing authority | MISO |
| EIA utility ID | 16198 |
Other utilities in Illinois
Frequently asked questions
What is City of Rock Falls's electricity rate?
City of Rock Falls residential customers pay an average of 19.61¢ per kWh, all charges included (EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend). That's 4% above the Illinois average of 18.79¢ and 9% above the U.S. average.
What is the average City of Rock Falls electric bill?
About $204 a month. The average City of Rock Falls home uses 1,040 kWh a month. At 1,000 kWh the bill would be about $196.
How many customers does City of Rock Falls have?
City of Rock Falls serves 5,362 residential customers in Illinois, across 1 county.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with City of Rock Falls before making decisions.