Union Electric Membership Corp. electricity rates
Electric cooperative · North Carolina · SERC region
Union Electric Membership Corp. is a member-owned electric cooperative, so its customers own it and elect its board, serving 86,852 homes in North Carolina. Its residential customers pay an average of 14.66¢/kWh including fixed and delivery charges, 19% 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.
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Union Electric Membership Corp. bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $73.30 |
| 1,000 kWh | $146.60 |
| 1,500 kWh | $219.90 |
| 2,000 kWh | $293.20 |
Union Electric Membership Corp. residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential All-Electric Servicetime-of-use | 2014-07-01 | $22.50 | 9.2¢ (12am–12am) — summer weekdays |
| General Servicetime-of-use | 2014-07-01 | $22.50 | 9.6¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Union Electric Membership Corp. rate history
2015–2025: +18% change in the average residential rate (11.81¢ → 13.92¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Union Electric Membership Corp. | North Carolina avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 52 | 195 | 266 |
| Outages per customer (SAIFI) | 0.68 | 1.38 | 1.34 |
| Average restoration time (CAIDI) | 76 min | — | — |
| Outage minutes excluding major storms | 47 | 139 | 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 Union Electric Membership Corp.'s counties, customers averaged 14 hr 60 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Mecklenburg | 3,580 | 271 | 14,190 | 2025-11-19 |
| Rowan | 873 | 122 | 8,808 | 2025-08-26 |
| Cabarrus | 523 | 89 | 12,549 | 2025-01-19 |
| Union | 285 | 86 | 6,273 | 2025-06-22 |
| Stanly | 113 | 31 | 1,956 | 2025-01-07 |
Union Electric Membership Corp. service area
Union Electric Membership Corp. serves 5 counties in North Carolina and 32 ZIP codes.
Cabarrus, Mecklenburg, Rowan, Stanly, Union
Cities: Charlotte, Concord, Indian Trail, Monroe, Salisbury, Matthews, Mint Hill, Lexington, Albemarle, Stallings, Harrisburg, Waxhaw, Weddington, Wesley Chapel, Unionville, Marvin, Wingate, Lake Park, Polkton, Midland, Locust, Mineral Springs, Marshville, Norwood, Oakboro, Mount Pleasant, Hemby Bridge, Denton, Stanfield
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 86,852 |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 139 |
| Net-metered solar homes | 652 |
| Residential efficiency incentives paid (2025) | $2,000 |
| Residential energy saved by programs | 1,335 MWh |
Union Electric Membership Corp. at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 11.82¢/kWh |
| Industrial rate | 6.04¢/kWh |
| Retail revenue (2025) | $209,489,900 |
| Electricity sold (2025) | 1,636,289 MWh |
| Peak demand | 453 MW summer · 369 MW winter |
| Line losses | 4.1% |
| Balancing authority | DUK |
| EIA utility ID | 19435 |
Other utilities in North Carolina
Frequently asked questions
What is Union Electric Membership Corp.'s electricity rate?
Union Electric Membership Corp. residential customers pay an average of 14.66¢ 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 1% below the North Carolina average of 14.77¢ and 19% below the U.S. average.
What is the average Union Electric Membership Corp. electric bill?
About $179 a month. The average Union Electric Membership Corp. home uses 1,220 kWh a month. At 1,000 kWh the bill would be about $147.
How many customers does Union Electric Membership Corp. have?
Union Electric Membership Corp. serves 86,852 residential customers and 90,148 customers in total in North Carolina, across 5 counties.
How reliable is Union Electric Membership Corp.?
In 2025, the average Union Electric Membership Corp. customer was without power for 52 min (SAIDI) over 0.68 interruptions (SAIFI), including major storms. Excluding major event days it was 47 min. The North Carolina average was 3 hr 15 min and the U.S. average 4 hr 26 min.
Does Union Electric Membership Corp. offer time-of-use rates?
Yes. The OpenEI rate database lists 2 time-of-use residential plans, including Residential All-Electric Service. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Union Electric Membership Corp. offer net metering for solar?
Union Electric Membership Corp. had 652 residential net-metered customers in 2025 with 5.4 MW of capacity. 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 Union Electric Membership Corp. before making decisions.