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City of San Marcos - (TX)
City of San Marcos - (TX) served 22,362 residential customers in Texas in 2025 (0.2% of the state's residential customers), the 64th largest of 143 utilities reporting there. Bundled service; ownership: municipal; balancing authority ERCO.
The meter, one average month.
Scroll to run 30 days of City of San Marcos - (TX)'s average residential use through a five-dial register.
- Used so far
- 915 kWh
- At 12.73¢/kWh
- $116
Price ruler0 to 50¢ per kWh
Where 12.73¢ sits.
City of San Marcos - (TX) averaged 12.73¢ per kWh against a Texas residential average of 15.47¢: 17.7% below the state figure. Among the 16 municipal utilities in Texas with bundled residential sales, it ranks 9th from the lowest price.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average City of San Marcos - (TX) home used 917 kWh a month at 9.47¢ and paid $86.86. In 2025 it used 915 kWh at 12.73¢ and paid $116: the price per kWh is up 34.4%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 9.47 | 12.73 |
| Use, kWh a month | 917 | 915 |
| Bill, US$ a month | 86.86 | 116.47 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 22,362 | 245,552 | 12.73 |
| Commercial | 3,790 | 403,783 | 10.92 |
| Industrial | 2 | 2,052 | 10.48 |
Who else is on the line
Homes are one class.
Homes took 37.7% of the electricity City of San Marcos - (TX) sold in Texas in 2025.
Rooftop solar on its linesnet metering
135 roofs.
- Residential net-metered PV
- 135installations reported for 2025
- Capacity
- 0.8 MWresidential, net metered
- Per 1,000 homes
- 6.0installations per 1,000 residential customers
Service territoryEIA-861
1 counties.
Hays
Counties in Texas where City of San Marcos - (TX) reported serving customers in 2025 (1 in all; up to 24 listed).
EIA-8612025Utility 28978
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 12.73 | ¢/kWh |
| Texas average price | 15.47 | ¢/kWh |
| Difference from state average | -17.7 | % |
| Price change over 5 years | 34.4 | % |
| Typical monthly use | 915 | kWh |
| Typical monthly bill | 116.47 | US$ |
| Residential customers | 22,362 | accounts |
| Share of TX residential customers | 0.2 | % |
| Size rank in TX | 64 of 143 | by customers |
| Price rank, municipal peers | 9 of 16 | 1 = lowest |
Rate plans on fileOpenEI URDB
None shown for this page. Plan counts appear once per utility, on its largest state's bundled page; how plans are counted.
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