Berkeley Electric Coop Inc Electricity Rates and Average Bill (South Carolina)

Data through June 2026 (the latest month EIA has published) · Updated September 03, 2026

As of June 2026, Berkeley Electric Coop Inc's residential customers in South Carolina paid an average effective rate of 16.09¢/kWh with an average monthly bill of $216.79, per EIA Form 861-M data. That rate is 0.5¢ above the South Carolina average of 15.55¢/kWh; the U.S. average is 18.34¢/kWh.

Average rate
16.09¢/kWh
+1.5% year over year
Average bill
$216.79
−5.1% year over year
Average usage
1347 kWh/mo
vs 1195 SC average
Residential customers
121,475
Cooperative

Rate trend vs the South Carolina average

View this chart as a table (last 12 months)
MonthRate (¢/kWh)Avg bill ($/mo)Avg usage (kWh/mo)
July 202515.75251.731598
August 202516.07215.381341
September 202516.86185.111098
October 202518.31154.98846
November 202518.35160.65875
December 202516.11206.191280
January 202616.11223.181385
February 202616.41189.101152
March 202618.06160.97891
April 202618.13154.17850
May 202617.13184.281076
June 202616.09216.791347

Berkeley Electric Coop Inc vs South Carolina vs the U.S.

Berkeley Electric Coop IncSouth CarolinaU.S. average
Rate (June 2026)16.09¢/kWh15.55¢/kWh18.34¢/kWh
Average monthly bill$216.79$185.87$170.65
Average monthly usage1347 kWh1195 kWh930 kWh
Rate change, 1 year+1.5%+5.1%+5.0%

Estimate a bill at Berkeley Electric Coop Inc rates

1,000 kWh × 16.09¢ ≈ $160.90

Worked example: 1,000 kWh at Berkeley Electric Coop Inc's average effective rate of 16.09¢/kWh is about $160.90. The utility's actual average usage is 1347 kWh/month, which produces the $216.79 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.

See the full South Carolina rate trend, look up another utility by ZIP code, or read why electric bills are rising.

Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.