Electricity rates — City of San Antonio, Texas (Utility Company)
A household served by City of San Antonio, Texas (Utility Company) using 1,000 kWh a month pays about $1,218.68 a year on the cheapest of 1 generally available plan — RE - Residential Service from City of San Antonio, Texas (Utility Company). Rates checked September 2, 2026. A further 1 schedule is published but restricted — means-tested, closed to new customers, or needing particular equipment — and it is priced further down.
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Every priced plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| RA - Residential All-Electrictime-of-use · tiered · needs an all-electric home | $1,139.00 | −$79.68 | 9.5¢ |
| RE - Residential Service✓ cheapesttime-of-use · tiered | $1,218.68 | — | 10.2¢ |
Cost across usage levels
The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.
- 500 kWh/mo — cheapest $649.20 (RE - Residential Service), dearest $649.20
- 1,000 kWh/mo — cheapest $1,218.68 (RE - Residential Service), dearest $1,218.68
- 2,000 kWh/mo — cheapest $2,374.96 (RE - Residential Service), dearest $2,374.96
What a typical bill costs
At 1,000 kWh a month the 2 priceable plans here run from $1,218.68 on RE - Residential Service to $1,218.68 on RE - Residential Service, with a median of $1,218.68.
Effective rates, bill divided by kilowatt-hours, span 10.2¢ to 10.2¢ per kWh at that usage.
How the answer changes with usage
RE - Residential Service is cheapest at every level tested — $649.20 a year at 500 kWh a month, $2,374.96 at 2,000 kWh.
How these plans are structured
Of 2 priceable plans: 2 tiered, 2 time-of-use.
Every plan carries a $9.50 fixed monthly charge.
Who provides these plans
City of San Antonio, Texas (Utility Company) was found serving San Antonio, Texas. 2 of its 2 published residential schedules can be priced.
What this does not cover
2 of these plans price by hour. WattClear does not know which hours a household uses, so those estimates carry lower confidence and say so on the figure.
New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.
Estimate — your actual bill may differ.
Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 2, 2026.
Location resolved through the US Census Bureau Geocoder (Public domain) at 29.4241, -98.4936.