# Lancaster, Texas electricity: Oncor wires and 16,093 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 16,093 active residential meters with a Lancaster address, all on Oncor's wires (October 5, 2026). Nearly every Lancaster address in our data is on Oncor's wires and can pick a retail provider.

## Moving to Lancaster

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

- **Water and utility billing:** utility billing (start, transfer or stop water service), 972-218-1200.
- **Natural gas:** Atmos Energy: customer service, 888-286-6700.
- **Public schools:** Lancaster ISD, Dallas ISD.
- **Driver license:** Texas DPS Driver License Office: Dallas-South Mega Center, 512-424-2600.

## Who delivers electricity in Lancaster?
ERCOT counts 16,093 active residential meters with a Lancaster address, all on Oncor's wires (October 5, 2026).

## Can every address in Lancaster choose?
None of the ZIP codes holding Lancaster's 16,093 competitive homes is flagged split, so most Lancaster streets can shop.

## What is different about Lancaster?
- Population: 41,279 (2020 base) to 40,526 (July 2025), -1.8%, per Census Vintage 2025 estimates. The largest one-year change was -544 people, from July 2020 to July 2021. (Source: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv)
- Of the 3,564,530 homes Oncor serves on the competitive market, 0.5% have a Lancaster mailing address. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- New construction shows up in the meter data: 13 residential meters were added in Lancaster's main ZIP codes from Oct. 7 to Oct. 18, 2026, including 13 in 75134, and 29 more switched from vacant to active. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- Lancaster's main ZIP codes: 16,154 active and 537 de-energized residential meters (3.2% de-energized, usually empty or between tenants). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- ZIP 75146 holds 8,834 of the 16,093 competitive homes with a Lancaster address (55%); across the whole ZIP there are 1.00 competitive meters per Census 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/)
- By competitive homes on its postal city, Lancaster is number 14 of the 30 cities and towns touching Dallas County, just behind Cedar Hill (18,109). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- 43.2% of households in 75146 rent (ACS 2020-2024), the most among Lancaster's main ZIP codes, so a lot of Lancaster 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 Lancaster's main ZIP codes runs from $68,071 in 75146 to $69,778 in 75134 (ACS 2020-2024); 35.0% of 75134 households and 39.5% of 75146 households report $250+ monthly electric bills. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- By land area, 72% of Lancaster lies in ZIP 75146 and 27% in 75134 (Census 2020 ZCTA-to-place file); 2 ZIP codes cover at least 5% of the city each. (Source: https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/)
- Nearby, Glenn Heights (6 mi) has just 0.59 competitive homes per household, while DeSoto counts 21,968 on its postal city. (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): 40,526
- Population (2020 estimates base): 41,279
- Occupied households (ACS 2020-2024): 14,748
- Active residential meters with a Lancaster address: 16,093
- Active business meters with a Lancaster address: 1,953
- Residential meters per Census household: 1.09
- Delivery utilities (homes): Oncor 16,093
- Counties: Dallas
- ZIP codes touching Lancaster: 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 |
|---|---|---|---|---|---|---|
| 75146 | Lancaster 99% | 69% | 8,895 | 8,878 | 1.0 | Near-full coverage.  |
| 75134 | Lancaster 100% | 86% | 7,259 | 6,969 | 1.04 | Near-full coverage. 13 new residential meters Oct 7-18, 2026. |

## Business electricity in Lancaster
1,953 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
**Is Lancaster deregulated for electricity?** Yes, where Oncor's wires reach the house, which in Lancaster is most of the city: 16,093 homes with a Lancaster mailing address were on the competitive market on October 5, 2026, 1.09 for each Census household. None of Lancaster's ZIP codes is flagged split, though an address check is still the only sure answer.
**What is the biggest Lancaster ZIP code for electricity customers?** 75146, with 8,895 competitive homes in ERCOT's data (8,834 addressed to Lancaster) against roughly 8,878 Census households, a 1.00 ratio.
**How many Lancaster households have a $250 electric bill?** Bills vary across Lancaster. 39.5% of households in 75146 told the Census survey (ACS 2020-2024) they pay $250 or more a month for electricity, compared with 35.0% in 75134. Bigger, older or all-electric homes push that share up, so compare plans at your own usage.
**I'm moving to Lancaster. How do I set up electricity?** 14.6% of 75146 residents moved within a year (ACS), and 17 75134 meters turned from vacant to active Oct. 7-18, 2026. Check that your Lancaster address is on Oncor's wires, then choose a plan and start date.
**Who do I call in Lancaster when the power goes out?** Oncor, at oncor.com/outages: it carries power to all 16,093 Lancaster-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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