Tri-County Electric Coop, Inc (TX)
Cooperative electric utility · Texas · #187 of 3,199 U.S. utilities by customers · EIA utility #19159
Tri-County Electric Coop, Inc (TX) is a cooperative electric utility serving 139,530 customers in Texas. In 2025 it sold 3,309 gigawatt-hours of electricity for $480.22M in revenue, an average realized rate of 14.51¢ per kWh across all customer classes and 15.07¢ per kWh for residential customers. Its reported service territory covers 16 counties. EIA records its activities as: distribution.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 117,857 | 2,138 | $322.14M | 15.07¢ | |
| Commercial | 20,402 | 1,159 | $156.14M | 13.47¢ | |
| Industrial | 1,271 | 11.7 | $1.95M | 16.66¢ | |
| Total | 139,530 | 3,309 | $480.22M | 14.51¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (1,512 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 126,239 | 2,961 | $281.38M | 10.06¢ |
| 2022 | 131,936 | 3,226 | $426.30M | 13.76¢ |
| 2023 | 137,184 | 3,299 | $441.75M | 14.14¢ |
| 2024 | 139,316 | 3,272 | $396.51M | 12.65¢ |
| 2025 | 139,530 | 3,309 | $480.22M | 15.07¢ |
Reliability (2025)
Average outage time (SAIDI): 203 minutes per customer per year
Average outages (SAIFI): 1.67 per customer
Average restoration time (CAIDI): 121 minutes
As reported for Texas under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: — GWh
Wholesale power purchased: 3,494 GWh
Winter peak demand: 964 MW
Energy losses: 5.3% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 146,590 meters
Customer-sited generation (net metering): 1,957 installations, 17.8 MW of capacity
Counties served
Archer, TXBaylor, TXDenton, TXFoard, TXHaskell, TXHood, TXJack, TXKing, TXKnox, TXPalo Pinto, TXParker, TXStonewall, TXTarrant, TXThrockmorton, TXWilbarger, TXWise, TX
Other large utilities in Texas
- TXU Energy Retail Co, LLC - 1,867,539 customers, residential 19.36¢
- Reliant Energy Retail Services - 1,646,366 customers, residential 18.38¢
- City of San Antonio - (TX) - 986,641 customers, residential 12.40¢
- Austin Energy - 577,889 customers, residential 13.14¢
- Entergy Texas Inc. - 531,824 customers, residential 13.89¢
- Pedernales Electric Coop, Inc - 474,954 customers, residential 12.75¢
- Just Energy - 474,201 customers, residential 16.82¢
- El Paso Electric Co - 470,748 customers, residential 13.01¢
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #19159 in the EIA frame.