Verified · Aug 21, 2026

EV Charging in St. Mary's County, Maryland

6 charging stations across St. Mary's County — 0 DC fast chargers and 9 Level 2 ports spread across 3 smaller towns.

Infrastructure Grade

0% DC Fast

Based on DC Fast Charger ratio

0 of 9 ports

How is this graded?

Based on DC Fast Charger ratio:

  • A: 40%+ DC Fast ports
  • B: 30–39%
  • C: 20–29%
  • D: 10–19%
  • F: Under 10%

Learn about charging levels

Density Metrics

Total Stations 6
Ports per Station 1.5

Data Status

Current

Last updated: Sep 24, 2026

Data sourced from U.S. DOE AFDC

98% working at Maryland · verified Aug 21, 2026

Cheapest Time to Charge an EV in St. Mary's County Today

The cheapest, greenest grid window across St. Mary's County today is 2 AM – 5 AM EDT, based on PJM Interconnection day-ahead wholesale prices. On a time-of-use plan, your off-peak rate runs about ~12 AM - 6 AM.
Cheapest grid window
2 AM – 5 AM
EDT · PJM Interconnection
TOU off-peak anchor
~12 AM - 6 AM
Works on any time-of-use plan

Wholesale day-ahead prices via the open-source gridstatus library, refreshed daily. Compare every US grid region →

Larger Cities in St. Mary's County

These cities have their own full charging guide.

Charging by Town in St. Mary's County

3 smaller towns in St. Mary's County, each with its full station list.

St. Marys City · 3 stations

St. Marys City, MD has 3 EV charging stations with 4 ports. SWTCH leads local coverage.

St. Mary's College of Maryland

19075 Hill Commons Dr
Working
Non-Networked Level 2 1 port J1772

SMECO - St. Mary's College Administration

47645 College Dr
Working
SWTCH Level 2 2 ports J1772

SWTCH Energy

47645 College Dr
Working
SWTCH Level 2 1 port J1772

Hollywood · 2 stations

Hollywood, MD has 2 EV charging stations with 3 ports. Non-Networked leads local coverage.

Tom Hodges Auto Sales & Service

24177 Tom Hodges Dr
Working
Non-Networked Level 2 1 port J1772

Tom Hodges Mitsubishi

24179 Tom Hodges Drive
Working
Blink Network Level 2 2 ports J1772

Great Mills · 1 station

Great Mills, MD has 1 EV charging station with 2 ports. SWTCH leads local coverage.

SMECO - Chancellor's Run

21905 Chancellors Run Rd
Working
SWTCH Level 2 2 ports J1772

Data sourced from the US DOE Alternative Fuels Station Locator (AFDC), maintained by NREL.

Last synced: August 21, 2026

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