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EnergySavings · Maryland · Utility

Southern Maryland Elec Coop Inc: what its customers actually pay

Data as of: EIA-861 annual 2024 (released 2025) · EIA monthly state prices February 2026 · EIA weekly heating-fuel survey Mar 30, 2026 · retail-choice registry reviewed Jun 2026 · URDB tariffs pulled Jun 2026. Page generated 2026-06-12.

Southern Maryland Elec Coop Inc residential customers paid an average of 14.84¢/kWh in 202415% below the Maryland average of 17.54¢/kWh (EIA-861). It served 158,375 residential customers across 4 MD counties. It was the cheapest option in this set — customers of Pepco (20.08¢) pay about $566/yr more at 10,800 kWh/yr.

How Southern Maryland Elec Coop compares with the utilities next door

Utilities filing EIA-861 service territory in at least one county that Southern Maryland Elec Coop also serves — average residential ¢/kWh (EIA-861 2024) and annual cost difference vs Southern Maryland Elec Coop at 10,800 kWh/yr
Utility2024 ¢/kWhCustomersΔ vs Southern Maryland Elec Coop, ¢/kWh$/yr difference
Southern Maryland Elec Coop Inc (this page) 14.84 158,375
Baltimore Gas & Electric (BGE) 17.91 1,025,745 +3.07 +$331
Pepco (Potomac Electric Power) 20.08 485,483 +5.24 +$566

2 bundled utilities (≥5,000 customers) share at least one county with Southern Maryland Elec Coop. Positive $/yr = that utility's customers pay more than Southern Maryland Elec Coop customers at the same usage. Territories are fixed by address — these gaps measure cost differences between areas, while the supply portion is separately shoppable in Maryland (see below).

Where Southern Maryland Elec Coop customers pay more (county benchmark)

Counties served by Southern Maryland Elec Coop Inc: cheapest bundled utility operating in the same county and the annual difference at 10,800 kWh/yr (EIA-861 2024)
CountyCheapest utility in countyTheir ¢/kWhSouthern Maryland Elec Coop premium, $/yr
CharlesHagerstown Light Department7.77 +$764
St MarysHagerstown Light Department7.77 +$764

Multiple utilities in one county means adjoining territories, not household choice — you cannot switch wires companies. In Maryland you can shop the supply portion regardless of county.

Rate trend and size

Southern Maryland Elec Coop Inc residential average price and customers, EIA-861 2023 vs 2024
Metric20232024Change
Average price, ¢/kWh14.1314.84+5.0%
Residential customers155,671158,375+1.7%

Ownership: Cooperative. Including delivery-only/third-party-supply accounts, Southern Maryland Elec Coop serves 160,882 residential customers in MD. Statewide context: Maryland electricity rates.

Supply vs delivery on a Southern Maryland Elec Coop bill

Maryland has residential electric supply choice: Southern Maryland Elec Coop delivers the power and bills a default supply rate, but you may buy the supply portion from a licensed competitor instead. Compare offers against the price to compare on the state's official shopping site: psc.state.md.us/electricchoice.

Electric and gas choice (BGE, Pepco, Delmarva, Potomac Edison, Washington Gas).

Counties served (MD, EIA-861 2024)

Calvert · Charles · Prince Georges · St Marys

Head-to-head comparisons

Questions people ask

Is Southern Maryland Elec Coop Inc more expensive than other Maryland utilities?
Southern Maryland Elec Coop Inc customers paid an average 14.84 cents/kWh in 2024 — 15% below the Maryland volume-weighted average of 17.54 cents (EIA-861, bundled residential service).
Can I switch away from Southern Maryland Elec Coop Inc?
You cannot switch the wires company — distribution territory is fixed by address. Maryland does allow supply choice, so you can buy the supply portion of the bill from a licensed competitor via psc.state.md.us/electricchoice if its offer beats the price to compare.
How many customers does Southern Maryland Elec Coop Inc have?
158,375 residential customers in Maryland in 2024 across 4 counties, per its EIA-861 federal filing. Ownership type: co-op.
About these numbers. Rates shown are averages computed from federal regulatory filings (EIA Form 861) and public tariff databases — confirm with your utility before making decisions; your actual rate depends on your tariff, usage, and riders. Distribution utility is determined by address and generally cannot be chosen; in retail-choice states you may choose your supplier for the supply portion of the bill. Savings figures use 10,800 kWh/yr (US average residential usage) and are estimates, not quotes. EnergySavings is an independent data project by CertiHomes and is not affiliated with any utility, supplier, or government agency.