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All stationsMarylandUpper Marlboro
MD-723780

Evsmart

1300 Mercantile Ln, Upper Marlboro, MD, 20774

Evsmart is a parking garage in Upper Marlboro, MD with 4 DC fast charging ports up to 50 kW on the SWTCH network. Charging is free. 24 hours daily; RFID. Public access. Listing data from NREL, last confirmed January 2026.

Own this location? This page was built from public charging data. Claim it free to add photos, set hours and pricing, and respond to drivers.Claim this location
no photos uploaded
🌐Imported from open data
🅿️Parking garage
📅Open since 2025
🚚Fits Light-duty (cars, SUVs)
Max power
50 kW
DC fast
Ports
4
ports
Hours
24/7
24 hours daily; RFID
Pricing
Free
Free

Stations & ports

2 stations · 4 ports
Evsmart · DCFC CCS 50 kW
SWTCH
DC fast · 50 kW

50 kW adds roughly 100 miles in 30 to 45 minutes, depending on the car.

Start session on SWTCH network →
1ACCS· 50 kW
1BCCS· 50 kW
Evsmart · DCFC CHAdeMO 50 kW
SWTCH
DC fast · 50 kW

50 kW adds roughly 100 miles in 30 to 45 minutes, depending on the car.

Start session on SWTCH network →
2ACHAdeMO· 50 kW
2BCHAdeMO· 50 kW

Estimated charging time

DC fast charging · 50 kW
~1 h 10 min

For a typical EV (75 kWh battery) charging from 10% to 80%. Real-world times vary with vehicle, temperature, and station load. Estimate for your EV →

1300 Mercantile Ln · Upper Marlboro, MD · 20774

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Frequently asked questions

Where is Evsmart located?
Evsmart is located at 1300 Mercantile Ln, Upper Marlboro, MD.
What kind of charging does Evsmart offer?
Evsmart offers DC fast charging, with stations rated up to 50 kW. There are 2 charging stations and 4 total ports at this location.
How long does it take to charge an EV at Evsmart?
A typical EV with a 75 kWh battery charging from 10% to 80% takes about 1 h 10 min on 50 kW DC fast charging at Evsmart. Actual times vary with vehicle, temperature, and station load.
How much does it cost to charge at Evsmart?
Free
What are Evsmart's charging hours?
24 hours daily; RFID
What charging network operates Evsmart?
Evsmart is part of the SWTCH network. See more SWTCH charging across MD on SpotCharge.
Can anyone use the chargers at Evsmart?
Yes — Evsmart is a publicly accessible charging location.
How do you pay for charging at Evsmart?
Evsmart accepts Visa, Mastercard, American Express, Discover and Debit card, according to NREL.
Is the Evsmart listing owner-managed?
Not yet. This page was generated from open charging data (NREL) and is refreshed by SpotCharge's weekly sync. If you own or operate this location, you can claim the listing for free and manage it directly.

Area electrification status

Maryland · 2024
Plug-in vehicles
132K
#14 in US
Battery-electric
95K
72% of fleet
EVs per public port
22.8
5,775 ports listed

As of 2024, Maryland had 131,500 plug-in vehicles registered — 94,900 fully battery-electric (72%) and 36,600 plug-in hybrid (28%). That ranks Maryland #14 nationally and represents about 2.2% of all US plug-in registrations.

Across 5,775 publicly-listed ports in Maryland (3,838 Level 2 and 1,933 DC fast), that works out to roughly 22.8 EVs per public port and 49.1 BEVs per DC fast port.

Maryland's public charging is keeping pace with adoption — but registrations keep climbing. Listing your stations here helps drivers discover charging close to where they already shop, dine, and stay.

Source: AFDC (data from Experian Information Solutions) · See full Maryland market data →

More DC fast charging

DC fast charging in Upper Marlboro →DC fast charging in Maryland →SWTCH in Maryland →

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Details
Hours
24 hours daily; RFID
Pricing
Free
Network
SWTCH ↗
Access
Public access
Payment
Visa, Mastercard, American Express, Discover, Debit card
From NREL
Ownership
Local or municipal government
From NREL

Verified by NREL · 8 months ago

Data from NREL

Source data

Every field returned by the public data sources for this location, including empty values. For developers, AI agents, and curious drivers.

NREL Alternative Fuels Data Center74 fields▾

From U.S. DOE AFDC · Public domain

id420085
zip20774
cityUpper Marlboro
plus4—
stateMD
ng_psi—
cng_psi—
countryUS
latitude38.9077426
bd_blends—
longitude-76.8383362
open_date2025-07-09
rd_blends—
ev_networkSWTCH
ev_pricingFree
updated_at2026-02-02T23:16:24Z
access_codepublic
cng_has_rng—
lng_has_rng—
lpg_primary—
status_codeE
bd_blends_fr—
hy_is_retail—
hy_pressures—
hy_standards—
rd_blends_fr—
station_nameEvsmart
ev_other_evse—
ev_pricing_fr—
expected_date—
facility_typePARKING_GARAGE
nps_unit_name—
station_phone—
cards_acceptedA D Debit M V
ev_dc_fast_num2
ev_network_webhttps://swtchenergy.com
fuel_type_codeELEC
geocode_statusGPS
hy_status_link—
street_address1300 Mercantile Ln
funding_sources—
owner_type_codeLG
access_days_time24 hours daily; RFID
e85_blender_pump—
lpg_nozzle_types—
ng_vehicle_class—
related_stations—
cng_dispenser_num—
cng_total_storage—
cng_vehicle_class—
ev_charging_units
[
  {
    "network": "SWTCH",
    "connectors": {
      "J1772": {
        "power_kw": null,
        "port_count": 0
      },
      "J3271": {
        "power_kw": null,
        "port_count": 0
      },
      "TESLA": {
        "power_kw": null,
        "port_count": 0
      },
      "CHADEMO": {
        "power_kw": 50,
        "port_count": 1
      },
      "NEMA515": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA520": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA1450": {
        "power_kw": null,
        "port_count": 0
      },
      "J1772COMBO": {
        "power_kw": 50,
        "port_count": 1
      }
    },
    "port_count": 1,
    "charging_level": "dc_fast",
    "funding_sources": []
  },
  {
    "network": "SWTCH",
    "connectors": {
      "J1772": {
        "power_kw": null,
        "port_count": 0
      },
      "J3271": {
        "power_kw": null,
        "port_count": 0
      },
      "TESLA": {
        "power_kw": null,
        "port_count": 0
      },
      "CHADEMO": {
        "power_kw": 50,
        "port_count": 1
      },
      "NEMA515": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA520": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA1450": {
        "power_kw": null,
        "port_count": 0
      },
      "J1772COMBO": {
        "power_kw": 50,
        "port_count": 1
      }
    },
    "port_count": 1,
    "charging_level": "dc_fast",
    "funding_sources": []
  }
]
lng_vehicle_class—
ng_fill_type_code—
restricted_accessNo
access_detail_code—
cng_fill_type_code—
ev_connector_typesCHADEMO, J1772COMBO
ev_level1_evse_num—
ev_level2_evse_num—
access_days_time_fr—
date_last_confirmed2026-01-13
ev_renewable_source—
cng_renewable_source—
lng_renewable_source—
cng_total_compression—
ev_workplace_chargingNo
maximum_vehicle_classLD
rd_max_biodiesel_level—
groups_with_access_codePublic
intersection_directions—
e85_other_ethanol_blends—
rd_blended_with_biodiesel—
groups_with_access_code_frPublic
intersection_directions_fr—
SpotCharge · Owner-listed EV charging