City of Rock Hill electricity rates
Municipal utility · South Carolina · SERC region
City of Rock Hill is a city-owned municipal utility, governed locally rather than by the state commission, serving 36,786 homes in South Carolina. Its residential customers pay an average of 12.90¢/kWh including fixed and delivery charges, 28% less 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.
What things cost on City of Rock Hill's rate
Popular — tap to add, then add more to compare:
Add as many devices as you like to compare them side by side. Search again to add another, or use Duplicate to compare two settings.
City of Rock Hill bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $64.50 | $65.01 |
| 1,000 kWh | $129.00 | $121.19 |
| 1,500 kWh | $193.50 | $177.38 |
| 2,000 kWh | $258.00 | $233.56 |
*Residential service rate - General (Schedule RS) (effective 2013-07-01, $8.82/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 Hill residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential service rate - General (Schedule RS) | 2013-07-01 | $8.82 | 11.24¢ |
| Residential service rate - Great rate (Schedule GR)time-of-use | 2013-07-01 | $8.82 | 10.2¢ (12am–12am) — summer weekdays |
| Residential service rate - Heat Pump (Schedule RH)time-of-use | 2013-07-01 | $8.82 | 10.2¢ (12am–12am) — summer weekdays |
| Residential service rate - Water Heating (Schedule RW) | 2013-07-01 | $8.82 | 10.19¢ first 500 kWh, 11.24¢ after |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Rock Hill rate history
2015–2025: +0% change in the average residential rate (12.31¢ → 12.34¢). Annual EIA-861 data.
Outages & reliability
Right now
Checking live outages…
Reliability history
| 2025 | City of Rock Hill | South Carolina avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 69 | 151 | 266 |
| Outages per customer (SAIFI) | 0.76 | 1.16 | 1.34 |
| Average restoration time (CAIDI) | 91 min | — | — |
| Outage minutes excluding major storms | 69 | 102 | 121 |
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 Hill's counties, customers averaged 102 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| York | 102 | 49 | 4,971 | 2025-08-05 |
City of Rock Hill service area
City of Rock Hill serves York County in South Carolina and 5 ZIP codes.
York
Cities: Rock Hill, Tega Cay, Newport, India Hook, Lesslie
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 36,785 |
| Time-based rate programs | None reported |
| Net-metered solar homes | 229 |
| Home batteries paired with solar | 52 |
| Homes in demand response (e.g. thermostat rebates) | 2,370 |
City of Rock Hill at a glance
| Ownership | Municipal utility |
| Services | Distribution, Bundled |
| Commercial rate | 13.22¢/kWh |
| Industrial rate | 11.32¢/kWh |
| Retail revenue (2025) | $106,121,000 |
| Electricity sold (2025) | 860,434 MWh |
| Peak demand | 212 MW summer · 161 MW winter |
| Line losses | 2.8% |
| Balancing authority | DUK |
| EIA utility ID | 16195 |
Other utilities in South Carolina
Frequently asked questions
What is City of Rock Hill's electricity rate?
City of Rock Hill residential customers pay an average of 12.90¢ 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 18% below the South Carolina average of 15.64¢ and 28% below the U.S. average.
What is the average City of Rock Hill electric bill?
About $107 a month. The average City of Rock Hill home uses 833 kWh a month. At 1,000 kWh the bill would be about $129.
How many customers does City of Rock Hill have?
City of Rock Hill serves 36,786 residential customers and 40,729 customers in total in South Carolina, across 1 county.
How reliable is City of Rock Hill?
In 2025, the average City of Rock Hill customer was without power for 69 min (SAIDI) over 0.76 interruptions (SAIFI), including major storms. Excluding major event days it was 69 min. The South Carolina average was 2 hr 31 min and the U.S. average 4 hr 26 min.
Does City of Rock Hill offer time-of-use rates?
Yes. The OpenEI rate database lists 2 time-of-use residential plans, including Residential service rate - Great rate (Schedule GR). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does City of Rock Hill offer net metering for solar?
City of Rock Hill had 229 residential net-metered customers in 2025 with 1.6 MW of capacity and 52 solar-paired batteries. Estimate solar savings at this utility's rate.
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 Hill before making decisions.