Electricity rates in 77964 — Hallettsville, TX
Homes in ZIP 77964 pay about 12.5¢ per kWh (Guadalupe Valley Elec Coop Inc., 2024 average). The Texas average is 15.9¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 12.5¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 77964 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 77964
| Utility | Home price | Avg. bill | Customers in TX |
|---|---|---|---|
| Guadalupe Valley Elec Coop Inc. Cooperative | 12.5¢ 2024 | $149 | 92,189 |
| San Bernard Electric Coop, Inc. Cooperative | 14.2¢ 2024 | $173 | 31,774 |
| Victoria Electric Coop, Inc. Cooperative | 12.1¢ 2024 | $151 | 21,500 |
| Jackson Electric Coop, Inc. (TX) Cooperative | 13.4¢ 2024 | $122 | 15,620 |
| Fayette Electric Coop, Inc. Cooperative | 12.5¢ 2024 | $125 | 14,150 |
| Wharton County Elec Coop, Inc. Cooperative | 13.4¢ 2024 | $149 | 5,548 |
| City of Yoakum (TX) Municipal · serves Lavaca County | 10.9¢ 2024 | $260 | 3,078 |
| City of Schulenburg (TX) Municipal · serves Lavaca County | 12.7¢ 2024 | $367 | 1,895 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Lavaca County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Texas price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the West South Central region, which includes Arkansas, Louisiana, Oklahoma, Texas.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 77964
How much does electricity cost in 77964?
About 12.5¢ per kWh for homes (Guadalupe Valley Elec Coop Inc., 2024 average, EIA). At 900 kWh a month that is roughly $112.
Who is the electric utility for 77964?
Guadalupe Valley Elec Coop Inc., with about 92,189 residential customers in Texas; 10 other utilities also serve parts of the area.
Is electricity in TX getting more expensive?
The Texas residential average was 15.9¢ per kWh in August 2026, up 3.3% from a year earlier; the U.S. average was 18.2¢.
Can I choose my electricity supplier in TX?
In the competitive ERCOT area of Texas, yes: compare retail electric provider plans at PowerToChoose.org, the official site of the Public Utility Commission of Texas.