# League City, Texas electricity: TNMP wires, 4 split ZIP codes to check

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

**In short:** League City homes in ERCOT's competitive data are on TNMP's wires (38,392) and CenterPoint's wires (2,109). Most League City addresses can choose a retail provider, but 4 of the ZIP codes below are split, so check your exact address.

## Moving to League City

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

- **City hall (ask about water service):** City of League City: City Hall (main line), 281-554-1000.
- **Trash pickup:** Trash and recycling service (number on the city trash page), 281-554-1100.
- **Natural gas:** CenterPoint Energy: gas customer service (Houston area), 713-659-2111.
- **Public schools:** Clear Creek ISD, Dickinson ISD, Santa Fe ISD.
- **Driver license:** Texas DPS Driver License Office: League City, 512-424-2600.

## Who delivers electricity in League City?
League City homes in ERCOT's competitive data are on TNMP's wires (38,392) and CenterPoint's wires (2,109).

## Can every address in League City choose?
Of the 40,501 League City-addressed competitive homes we can place by ZIP code, 40,501 (100%) are in the split ZIP codes 77573, 77539, 77546, 77511; on those streets, a neighbor may be on a different utility. The ZIP table below marks each one.

## What is different about League City?
- Census estimates put League City at 119,905 residents on July 1, 2025, up 4.9% from a 2020 estimates base of 114,332. (Source: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv)
- ERCOT's daily files added 43 new residential meters in League City's main ZIP codes between Oct. 7 and Oct. 18, 2026, 43 of them in 77573. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- League City-addressed business meters number 3,730 in ERCOT's Oct. 5 extract, one for every 10.9 homes. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- 100% of League City-addressed competitive homes (40,457 of 40,501) are in ZIP 77573, where competitive meters run 1.12 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/)
- Among the 11 cities and towns that touch Galveston County, League City ranks 1 by competitive homes on its postal city in ERCOT's data, ahead of Galveston (36,198). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)

## By the numbers
- Population (July 1, 2025 estimate): 119,905
- Population (2020 estimates base): 114,332
- Occupied households (ACS 2020-2024): 42,950
- Active residential meters with a League City address: 40,501
- Active business meters with a League City address: 3,730
- Residential meters per Census household: 0.94
- Delivery utilities (homes): TNMP 38,392; CenterPoint 2,109
- Counties: Galveston, Harris
- ZIP codes touching League City: 6
- Split ZIP codes (flagged below): 4

## Plan prices (median ¢/kWh at 500 / 1,000 / 2,000 kWh)
- TNMP: 16.1 / 15.1 / 14.7; delivery 7.771¢/kWh + $7.56/mo
- CenterPoint: 14 / 13.2 / 13; delivery 6.5333¢/kWh + $4.90/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 |
|---|---|---|---|---|---|---|
| 77573 | League City 100% | 100% | 40,463 | 35,988 | 1.12 | Split. Near-full coverage. Two delivery utilities: TNMP 38,354, CenterPoint 2,109 homes. 43 new residential meters Oct 7-18, 2026. |
| 77511 | Alvin 100% | 6% | 21,973 | 17,866 | 1.23 | Split. Near-full coverage. Two delivery utilities: TNMP 15,762, CenterPoint 6,211 homes. 10 new residential meters Oct 7-18, 2026. Mostly outside League City city limits. |
| 77546 | Friendswood 100% | 8% | 20,523 | 19,508 | 1.05 | Split. Near-full coverage. Two delivery utilities: TNMP 11,087, CenterPoint 9,436 homes. Mostly outside League City city limits. |
| 77539 | Dickinson 95%, Texas City 5% | 15% | 17,623 | 17,813 | 0.99 | Split. Near-full coverage. Two delivery utilities: TNMP 12,540, CenterPoint 5,083 homes. 81 new residential meters Oct 7-18, 2026. |
| 77598 | Webster 100% | 14% | 12,765 | 12,494 | 1.02 | Near-full coverage.  |
| 77565 | Kemah 100% | 26% | 4,577 | 3,196 | 1.43 | Near-full coverage. 230 new residential meters Oct 7-18, 2026. |

## Business electricity in League City
3,730 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 League City deregulated for electricity?** For most addresses, yes: 40,501 homes with a League City mailing address are on the competitive market in ERCOT's October 5, 2026 data, against 42,950 Census households in the city. 4 of the ZIP codes touching League City are split (77573, 77539, 77546, 77511), so check your exact address.
**Which League City ZIP code has the most homes on the competitive market?** 77573. ERCOT lists 40,463 competitive residential meters there, 40,457 with a League City address, against about 35,988 Census households in the ZIP (ratio 1.12).
**How many businesses in League City are on the competitive electricity market?** Yes, on TNMP's wires. ERCOT lists 3,730 active business meters with a League City address, one for every 10.9 homes. Larger accounts can also buy from suppliers that sell directly to commercial customers; Power Hopper can run a competitive bid for high-consumption businesses, though we can't promise savings or how many suppliers will bid.
**Why does my League City home have an Alvin address?** ZIP 77511 is shared. In ERCOT's data, 100% of its 21,973 competitive residential meters use Alvin as the postal city and almost none use League City. Mailing city and city limits are different things; the service address decides which utility serves you.
**Who do I call in League City when the power goes out?** Your delivery utility, which in League City depends on the street: ERCOT shows League City homes on TNMP (38,392) and CenterPoint (2,109). Your retail provider cannot restore power.

## 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/
- Texas-New Mexico Power (TNMP): https://tnmp.com/
- CenterPoint Energy Houston Electric: https://www.centerpointenergy.com/
- TNMP delivery tariff (effective September 13, 2026): https://tnmp.com/sites/default/files/inline-images/TNMP%20Retail%20Tariff%20%2858964%29.pdf
- CenterPoint delivery tariff (effective October 1, 2026): https://ftp.puc.texas.gov/public/puct-info/industry/electric/rates/tdr/tdu/CenterPoint_Rate_Report.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 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

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