City of Duncan electricity rates
Municipal utility · Oklahoma
City of Duncan is a city-owned municipal utility, governed locally rather than by the state commission, serving 8,791 homes in Oklahoma. Its residential customers pay an average of 10.47¢/kWh including fixed and delivery charges, 42% 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. This utility files EIA's short form, which reports total sales only, so the rate covers all customer classes.
What things cost on City of Duncan'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 Duncan bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $52.35 |
| 1,000 kWh | $104.70 |
| 1,500 kWh | $157.05 |
| 2,000 kWh | $209.40 |
City of Duncan residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Service Secondarytime-of-use | nan | $16.16 | 6.8¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Duncan rate history
2015–2025: -10% change in the average residential rate (11.16¢ → 10.02¢). Annual EIA-861 data.
Outages & reliability
Right now
Checking live outages…
Reliability history
| 2019 | City of Duncan | Oklahoma avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 578 | 287 | 266 |
| Outages per customer (SAIFI) | 2.79 | 1.82 | 1.34 |
| Average restoration time (CAIDI) | 3 hr 27 min | — | — |
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 Duncan's counties, customers averaged 6 hr 11 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Stephens | 371 | 56 | 9,312 | 2025-04-05 |
City of Duncan service area
City of Duncan serves Stephens County in Oklahoma and 1 ZIP codes.
Stephens
Cities: Duncan
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
City of Duncan at a glance
| Ownership | Municipal utility |
| Services | — |
| Retail revenue (2025) | $17,844,300 |
| Electricity sold (2025) | 178,022 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 5429 |
Other utilities in Oklahoma
Frequently asked questions
What is City of Duncan's electricity rate?
City of Duncan residential customers pay an average of 10.47¢ 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 24% below the Oklahoma average of 13.70¢ and 42% below the U.S. average.
What is the average City of Duncan electric bill?
About $177 a month. The average City of Duncan home uses 1,688 kWh a month. At 1,000 kWh the bill would be about $105.
How many customers does City of Duncan have?
City of Duncan serves 8,791 residential customers in Oklahoma, across 1 county.
How reliable is City of Duncan?
In 2019, the average City of Duncan customer was without power for 9 hr 38 min (SAIDI) over 2.79 interruptions (SAIFI), including major storms. The Oklahoma average was 4 hr 47 min and the U.S. average 4 hr 26 min.
Does City of Duncan offer time-of-use rates?
Yes. The OpenEI rate database lists 1 time-of-use residential plan, including Residential Service Secondary. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
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 Duncan before making decisions.