Electric Bill Tracker

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Tri-County Electric Coop electric rates

Updated October 7, 2026 · Source: EIA Form 861 (2024)

Cooperative utility serving 17,672 homes in South Carolina.

Your rate

18.51¢per kWh, average residential rate 13% higher than the U.S. average (16.4¢)
$203average monthly bill$2,440 a year
1,099kWh used per month, average home
+18%rate change since 2020U.S. average: +28%

Estimate your bill

It's on your bill, usually near the top. Starting at 1,099 kWh, the average for Tri-County Electric Coop homes.

kWh
$203 a month
$12 fixed charge + 17.4¢ × 1,099 kWh

This is an estimate. Uses the EIA average rate with a nominal $12 fixed charge; real tariffs have tiers, time-of-use pricing and riders. Your bill also includes taxes and fuel adjustments that change month to month.

Rate cases

No rate case on file for Tri-County Electric Coop right now. We check regulator dockets weekly; last check October 7, 2026. Know of one?

Rate history

Tri-County Electric Coop's average rate is up 18% since 2020, versus +28% for the U.S. average.

15.7¢ 2020 15.5¢ 2021 15.7¢ 2022 17.3¢ 2023 18.5¢ 2024 U.S. avg

Average residential revenue per kWh, EIA-861. Includes delivery and, where the utility sells it, supply.

Rebates for heat pumps, batteries and EV chargers

We haven't found utility-level rebates for Tri-County Electric Coop yet. Check South Carolina programs or read what's left after the federal credits ended.

About Tri-County Electric Coop

Ownership
Cooperative
Homes served
17,672 residential customers (2024)
Grid operator
SC
Retail choice
No — one bundled rate
Data
EIA-861 2024, released October 7, 2026; rate cases checked October 7, 2026

Other utilities in South Carolina

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