# Sullivan City, Texas electricity: AEP Texas Central wires and 2,274 competitive homes

_Updated October 19, 2026. Data: ERCOT Oct 5, 2026; Census ACS 2020-2024; Power to Choose Oct 19, 2026, 7:59 AM CT._

**Sullivan City at a glance:** 2,274 Sullivan City-addressed homes, all wired by AEP Texas Central (ERCOT, Oct. 5, 2026). Sullivan City's 2,269 placed homes sit in unsplit ZIP codes; a lookup still confirms each address.

## Moving to Sullivan City

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

- **City hall (ask about water service):** City of Sullivan City: City Hall (main line), 956-485-2828.
- **Public schools:** La Joya ISD.
- **Driver license:** Texas DPS Driver License Office: Mission, 512-424-2600.

## Facts
- Land: 3.6 sq mi; 1,084 residents and 323 households per sq mi; 3.35 people per Sullivan City household. (Source: https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html, https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Heating fuel, Sullivan City homes (ACS 2020-2024): electricity 95.9% (±4), utility gas 0.0%, propane 3.4%; Hidalgo County overall: 90.6% electric. All-electric homes feel winter rates more. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Of Sullivan City homes paying a power bill, 38.2% report $250 or more a month and 3.1% under $100 (Hidalgo County: 26.9% at $250+). (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Housing stock: 89.8% detached houses, 6.1% mobile homes; median year built 1997, 12.4% built 2010 or later. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- ERCOT status split for 3,396 Sullivan City home meters (Oct. 5, 2026): active 2,274, inactive 683, de-energized 439; idle share 33.0%. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- ACS 2020-2024: 10.6% of Sullivan City housing units vacant (±4), with 23.4% of vacant units held for seasonal use. Vacant homes keep meters that are not counted as households. (Source: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- 2,274 home meters use the Sullivan City postal name, against 1,160 households inside city limits (1.96 per household): the mailing area runs well past the boundary. (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/)
- 78595 carries every one of Sullivan City's placed homes; ratio across the whole ZIP 1.24, from 2,270 home meters in all and 1,826 households. (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/)

## Homes: heating fuel, bills, housing (ACS 2020-2024, the city (Census boundary))
- Heat with electricity: 95.9%
- Heat with utility gas: 0.0%
- Bill $250 or more: 38.2%
- Built 2010 or later: 12.4%
- Renter households: 12.2%
- Median year built: 1997

## Meters and households
- Residents, July 2025: 3,891
- Residents, 2020 base: 3,903
- Households (ACS): 1,160
- Active home meters: 2,274
- Inactive home meters: 683
- De-energized home meters: 439
- Active small-business meters: 262
- Active large-business meters: 0
- Home meters per household: 1.96
- ZIP codes listed: 1
- Split ZIP codes: 0
- County: Hidalgo

## Plan prices (Oct 19, 2026 medians)
AEP Texas Central (164 listings): 12.7¢ / 12.1¢ / 12¢ per kWh at 500 / 1,000 / 2,000 kWh, delivery 5.6898¢ + $3.24/mo included.

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

| ZIP | Homes with this address | All ZIP homes | Households | Ratio | Flags |
|---|---|---|---|---|---|
| 78595 | 2,269 | 2,270 | 1,826 | 1.24 | none |

## Businesses
262 business meters. Business rate reviews: /business.

## Questions
**Do I get to pick my electric company in Sullivan City?** Mostly. ERCOT counts 2,274 competitive Sullivan City home meters, all on AEP Texas Central's system, against 1,160 households. An address lookup settles it.
**Do Sullivan City homes heat with electricity?** 95.9% of Sullivan City homes heat with electricity (ACS 2020-2024, margin ±4) and 0.0% with utility gas; 38.2% of bill-paying homes report $250 or more a month. Electric-heat homes should compare plans at winter usage.
**Which ZIP code covers most of Sullivan City?** 78595 (2,269 Sullivan City homes on the competitive market). Across the full ZIP: 1.24 meters per household, 2,270 home meters in all.
**Who handles Sullivan City power outages?** Outages go to AEP Texas Central (aeptexas.com/outages), the wires utility for 2,274 Sullivan City competitive homes.
**How do I set up power at a new Sullivan City home?** Check the address is on AEP Texas Central's wires, choose a plan and a start date. Sullivan City had 1,122 idle home meters (inactive or de-energized) on Oct. 5, 2026, so many move-ins reconnect an existing meter.

## 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
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: meters by status and premise type, by postal city: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year estimates, tables B25040, B25132, B25024, B25034, B25035, B25018, B19013, B25003, B25002, B25004 (90% margins of error): https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- 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/
- AEP Texas (Central Division): https://www.aeptexas.com/
- AEP Texas Central delivery tariff (effective September 29, 2026): https://www.aeptexas.com/lib/docs/ratesandtariffs/Texas/AEP_TEXAS_TARIFF_Eff_Sept_29_2026v1.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
- Census Bureau 2025 Gazetteer Files, Texas places (land and water area): https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html
- 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
- 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 estimates, tables B25040, B25132, B25024, B25034, B25035, B25018, B19013, B25003, B25002, B25004 (90% margins of error): https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census ACS 2020-2024 5-year estimates, tables B25040, B25132, B25024, B25034, B25035, B25018, B19013, B25003, B25002, B25004 (90% margins of error): https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census ACS 2020-2024 5-year estimates, tables B25040, B25132, B25024, B25034, B25035, B25018, B19013, B25003, B25002, B25004 (90% margins of error): 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 estimates, tables B25040, B25132, B25024, B25034, B25035, B25018, B19013, B25003, B25002, B25004 (90% margins of error): 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/
- 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 Bureau Vintage 2025 city and town population estimates: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv

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