Electricity rates in Alamo Heights, TX
7,632 residents · 1 ZIP codes
Most homes in Alamo Heights can’t choose an electricity provider
Here a local utility, usually city-owned or a member cooperative, both sells and delivers your power, and sets its own rates. There are no retail plans to compare.
Utilities with service areas around Alamo Heights:
- CPS Energy
- Pedernales Electric Cooperative
- Guadalupe Valley Electric Cooperative
- Bandera Electric Cooperative
Service area boundaries are approximate. Your bill shows which utility serves your address.
Typical plan price today where Texans can choose a provider.
Texas average actually paid, July 2026 (U.S. EIA).
Homes in Alamo Heights
48% of the 3,146 households in Alamo Heights heat with electricity, fewer than the Texas average of 61%. The heating mix helps explain why your winter electricity use may differ from a county-wide weather model; it does not predict a bill for an individual home. 26% of households rent, and half the homes were built before 1950.
| Measure | Alamo Heights | Texas |
|---|---|---|
| Homes heated with electricity | 48% | 61% |
| Homes heated with natural gas | 48% | 35% |
| Households that rent | 26% | 37% |
| Single-family houses | 71% | 67% |
| Mobile homes | 0% | 6% |
| Median year built | 1950 | 1992 |
| Median rooms per home | 6.3 | 5.4 |
Source: U.S. Census Bureau, American Community Survey, 2020–2024 5-year estimates. City figures are survey estimates with a margin of error.
Power outages in Bexar County
In 2025 the average customer in Bexar County spent about 1.4 hours without power (Texas average: 4.6 hours). The worst day of the last five years was February 16, 2021, when 329,782 customers (32%) lost power.
| Year | Hours without power per customer | Days with major outages |
|---|---|---|
| 2025 | 1.4 | 0 |
| 2024 | 1.0 | 0 |
| 2023 | 1.8 | 0 |
Major outage: at least 5% of the county’s 1,024,586 customers without power at once. Source: EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0), built from utility outage maps; coverage of some utilities may be incomplete.
ZIP codes in Alamo Heights
1 ZIP codes associated with Alamo Heights. Confirm service at your exact address.
- 78209
Nearby cities
- Terrell Hills · 1 mi
- San Antonio · 4 mi
- Kirby · 5 mi
- Windcrest · 6 mi
- Leon Valley · 9 mi
- Live Oak · 9 mi
Questions people ask
Can I choose my electricity provider in Alamo Heights?
In most of Alamo Heights, no: a local utility sells and delivers power. Some addresses near the city edge may be in a competitive area. Your bill shows your utility.
Why can’t everyone in Texas choose?
When Texas opened its electricity market in 2002, city-owned utilities and co-ops could decide whether to join. Most chose not to, so they set their own rates.