# Duncanville, Texas electricity: Oncor wires and 13,768 competitive homes

_Updated October 19, 2026. Data: ERCOT Oct 5, 2026; Power to Choose Oct 19, 2026, 7:59 AM CT._

**In short:** ERCOT counts 13,768 active residential meters with a Duncanville address, all on Oncor's wires (October 5, 2026). Nearly every Duncanville address in our data is on Oncor's wires and can pick a retail provider.

## Moving to Duncanville

Local numbers for setting up a home in Duncanville, each checked on the official source. More contacts: https://powerhopper.energy/texas-electricity/duncanville/move-in-information

- **City hall (ask about water service):** City of Duncanville: City Hall (main line), 972-780-5000.
- **Trash pickup:** Republic Services: trash and recycling, 972-225-4207.
- **Natural gas:** Atmos Energy: customer service, 888-286-6700.
- **Public schools:** Duncanville ISD.
- **Driver license:** Texas DPS Driver License Office: Dallas-South Mega Center, 512-424-2600.

## Who delivers electricity in Duncanville?
ERCOT counts 13,768 active residential meters with a Duncanville address, all on Oncor's wires (October 5, 2026).

## Can every address in Duncanville choose?
None of the ZIP codes holding Duncanville's 13,767 competitive homes is flagged split, so most Duncanville streets can shop.

## What is different about Duncanville?
- Duncanville counted about 38,915 residents in the Census Bureau's 2025 estimate, against 40,705 in the 2020 base, a change of -4.4%. The largest one-year change was -713 people, from July 2020 to July 2021. (Source: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv)
- Oncor share: 0.4% of its 3,564,530 competitive residential meters carry a Duncanville address. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- From Oct. 7 to Oct. 18, 2026, 14 residential meters in Duncanville's main ZIP codes went from vacant to active in ERCOT's daily files, which usually means a move-in. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- 145 of the 13,918 home meters in Duncanville's main ZIP codes (1.0%) were de-energized on October 5, 2026, typically a vacant unit awaiting its next account. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- Duncanville's biggest ZIP code for electricity customers is 75137, with 7,191 of the 13,767 competitive homes that carry a Duncanville address and a ZIP-wide ratio of 1.06 meters per household. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Dallas County context: Duncanville ranks 17 of 30 touching cities and towns for postal-city competitive homes, just behind Wylie (14,016). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- 39.3% of households in 75116 rent (ACS 2020-2024), the most among Duncanville's main ZIP codes, so a lot of Duncanville electricity accounts open and close with each lease. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Median household income across Duncanville's main ZIP codes runs from $67,390 in 75116 to $82,253 in 75137 (ACS 2020-2024); 45.0% of 75137 households and 23.0% of 75116 households report $250+ monthly electric bills. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Duncanville's land splits across 2 main ZIP codes, led by 75137 (53%) and 75116 (46%), per the Census 2020 ZCTA-to-place relationship file. (Source: https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/)
- Of Duncanville's six nearest towns, Grand Prairie has the most competitive homes (75,166, 7 mi away) and Glenn Heights the fewest per household (0.59). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)

## By the numbers
- Population (July 1, 2025 estimate): 38,915
- Population (2020 estimates base): 40,705
- Occupied households (ACS 2020-2024): 13,215
- Active residential meters with a Duncanville address: 13,768
- Active business meters with a Duncanville address: 2,202
- Residential meters per Census household: 1.04
- Delivery utilities (homes): Oncor 13,768
- Counties: Dallas
- ZIP codes touching Duncanville: 2
- Split ZIP codes (flagged below): 0

## Plan prices (median ¢/kWh at 500 / 1,000 / 2,000 kWh)
- Oncor: 14.1 / 13.4 / 13.2; delivery 6.8673¢/kWh + $4.06/mo

## ZIP codes
**Not every address in these ZIP codes has retail choice; check your exact address.**

| ZIP | Postal cities | Land in city | Competitive homes | Households | Ratio | Notes |
|---|---|---|---|---|---|---|
| 75137 | Duncanville 100% | 99% | 7,191 | 6,770 | 1.06 | Near-full coverage.  |
| 75116 | Duncanville 100% | 100% | 6,582 | 6,445 | 1.02 | Near-full coverage.  |

## Business electricity in Duncanville
2,202 active business meters. Power Hopper compares offers from retail electric providers and direct suppliers; for high-consumption businesses we can run a competitive bid. No savings or bidder count is promised. Businesses in Texas retail-choice areas can request a rate review online.

## Questions
**Can Duncanville residents pick their own electric company?** Yes, where Oncor's wires reach the house, which in Duncanville is most of the city: 13,768 homes with a Duncanville mailing address were on the competitive market on October 5, 2026, 1.04 for each Census household. None of Duncanville's ZIP codes is flagged split, though an address check is still the only sure answer.
**What is the biggest Duncanville ZIP code for electricity customers?** ZIP 75137: 7,191 of its 7,191 competitive residential meters use a Duncanville address, and the ZIP has about 6,770 Census households (ratio 1.06).
**Are electric bills high in Duncanville?** In 75137, 45.0% of households reported electricity bills of $250 or more a month in the ACS 2020-2024 survey, the highest among Duncanville's main ZIP codes; in 75116 it was 23.0%. House size and heating type explain much of the difference.
**I'm moving to Duncanville. How do I set up electricity?** 7.5% of 75116 residents moved within a year (ACS), and 7 75137 meters turned from vacant to active Oct. 7-18, 2026. Check that your Duncanville address is on Oncor's wires, then choose a plan and start date.
**Who restores power in Duncanville after an outage?** Oncor, at oncor.com/outages: it carries power to all 13,768 Duncanville-addressed competitive homes, whatever retail provider bills them.

## Sources
- ERCOT TDSP ESIID Extract (report 203): full extract as of Oct 5, 2026; daily files Oct 7-18, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year estimates (B25003 households, B01003 population): https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census Vintage 2025 city and town population estimates: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv
- Census 2020 ZCTA-to-place and ZCTA-to-county relationship files: https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/
- EIA-861 (2024) utility service territories by county: https://www.eia.gov/electricity/data/eia861/
- PUCT Power to Choose residential offer export, Oct 19, 2026, 7:59 AM CT: https://www.powertochoose.org/en-us/Plan/ExportToCsv
- PUCT: Choosing an Electric Plan: https://www.puc.texas.gov/consumer-help/electricity/electric-plan/
- PUCT broker directory (BR260201): https://www.puc.texas.gov/industry/electric/directories/brk/alpha_brk/
- Oncor Electric Delivery: https://www.oncor.com/
- Oncor delivery tariff (effective October 4, 2026): https://interchange.puc.texas.gov/Documents/59249_105_1676040.PDF
- Census Bureau Vintage 2025 city and town population estimates: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- ERCOT daily TDSP ESIID Extract files, Oct 7-18, 2026, via Power Hopper's Oct 18 ZIP study: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year, table B25003: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year, table B25003: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census ACS 2020-2024 5-year, table B25003: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census 2020 ZCTA-to-place relationship file: https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year, table B25003: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/

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