24 hours daily
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 →
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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 5,397 publicly-listed ports in Maryland (3,619 Level 2 and 1,774 DC fast), that works out to roughly 24.4 EVs per public port and 53.5 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 →
Every field returned by the public data sources for this location, including empty values. For developers, AI agents, and curious drivers.
From U.S. DOE AFDC · Public domain
| id | 153270 |
|---|---|
| zip | 21042 |
| city | Ellicott City |
| plus4 | — |
| state | MD |
| ng_psi | — |
| cng_psi | — |
| country | US |
| latitude | 39.2728391 |
| bd_blends | — |
| longitude | -76.8393355 |
| open_date | 2025-07-02 |
| rd_blends | — |
| ev_network | SWTCH |
| ev_pricing | Free |
| updated_at | 2026-02-02T23:16:24Z |
| access_code | public |
| cng_has_rng | — |
| lng_has_rng | — |
| lpg_primary | — |
| status_code | E |
| bd_blends_fr | — |
| hy_is_retail | — |
| hy_pressures | — |
| hy_standards | — |
| rd_blends_fr | — |
| station_name | EVsmart - BGE - Howard County Library |
| ev_other_evse | — |
| ev_pricing_fr | — |
| expected_date | — |
| facility_type | LIBRARY |
| nps_unit_name | — |
| station_phone | 844-798-2438 |
| cards_accepted | A D Debit M V |
| ev_dc_fast_num | 2 |
| ev_network_web | https://swtchenergy.com |
| fuel_type_code | ELEC |
| geocode_status | GPS |
| hy_status_link | — |
| street_address | 9421 Frederick Rd |
| funding_sources | — |
| owner_type_code | P |
| access_days_time | 24 hours daily |
| 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": 7.2,
"port_count": 1
},
"J3271": {
"power_kw": null,
"port_count": 0
},
"TESLA": {
"power_kw": null,
"port_count": 0
},
"CHADEMO": {
"power_kw": null,
"port_count": 0
},
"NEMA515": {
"power_kw": null,
"port_count": 0
},
"NEMA520": {
"power_kw": null,
"port_count": 0
},
"NEMA1450": {
"power_kw": null,
"port_count": 0
},
"J1772COMBO": {
"power_kw": null,
"port_count": 0
}
},
"port_count": 1,
"charging_level": "2",
"funding_sources": []
},
{
"network": "SWTCH",
"connectors": {
"J1772": {
"power_kw": 7.2,
"port_count": 1
},
"J3271": {
"power_kw": null,
"port_count": 0
},
"TESLA": {
"power_kw": null,
"port_count": 0
},
"CHADEMO": {
"power_kw": null,
"port_count": 0
},
"NEMA515": {
"power_kw": null,
"port_count": 0
},
"NEMA520": {
"power_kw": null,
"port_count": 0
},
"NEMA1450": {
"power_kw": null,
"port_count": 0
},
"J1772COMBO": {
"power_kw": null,
"port_count": 0
}
},
"port_count": 1,
"charging_level": "2",
"funding_sources": []
},
{
"network": "SWTCH",
"connectors": {
"J1772": {
"power_kw": 7.2,
"port_count": 1
},
"J3271": {
"power_kw": null,
"port_count": 0
},
"TESLA": {
"power_kw": null,
"port_count": 0
},
"CHADEMO": {
"power_kw": null,
"port_count": 0
},
"NEMA515": {
"power_kw": null,
"port_count": 0
},
"NEMA520": {
"power_kw": null,
"port_count": 0
},
"NEMA1450": {
"power_kw": null,
"port_count": 0
},
"J1772COMBO": {
"power_kw": null,
"port_count": 0
}
},
"port_count": 1,
"charging_level": "2",
"funding_sources": []
},
{
"network": "SWTCH",
"connectors": {
"J1772": {
"power_kw": 7.2,
"port_count": 1
},
"J3271": {
"power_kw": null,
"port_count": 0
},
"TESLA": {
"power_kw": null,
"port_count": 0
},
"CHADEMO": {
"power_kw": null,
"port_count": 0
},
"NEMA515": {
"power_kw": null,
"port_count": 0
},
"NEMA520": {
"power_kw": null,
"port_count": 0
},
"NEMA1450": {
"power_kw": null,
"port_count": 0
},
"J1772COMBO": {
"power_kw": null,
"port_count": 0
}
},
"port_count": 1,
"charging_level": "2",
"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": null,
"port_count": 0
},
"NEMA515": {
"power_kw": null,
"port_count": 0
},
"NEMA520": {
"power_kw": null,
"port_count": 0
},
"NEMA1450": {
"power_kw": null,
"port_count": 0
},
"J1772COMBO": {
"power_kw": 140,
"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": 140,
"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": null,
"port_count": 0
}
},
"port_count": 1,
"charging_level": "dc_fast",
"funding_sources": []
}
] |
| lng_vehicle_class | — |
| ng_fill_type_code | — |
| restricted_access | No |
| access_detail_code | CREDIT_CARD_ALWAYS |
| cng_fill_type_code | — |
| ev_connector_types | CHADEMO, J1772, J1772COMBO |
| ev_level1_evse_num | — |
| ev_level2_evse_num | 4 |
| access_days_time_fr | — |
| date_last_confirmed | 2026-01-13 |
| ev_renewable_source | — |
| cng_renewable_source | — |
| lng_renewable_source | — |
| cng_total_compression | — |
| ev_workplace_charging | No |
| maximum_vehicle_class | LD |
| rd_max_biodiesel_level | — |
| groups_with_access_code | Public - Credit card at all times |
| intersection_directions | — |
| e85_other_ethanol_blends | — |
| rd_blended_with_biodiesel | — |
| groups_with_access_code_fr | Public - Carte de crédit en tout temps |
| intersection_directions_fr | — |
From OpenChargeMap · CC-BY-SA 4.0
| ID | 159408 |
|---|---|
| UUID | 83B66907-6761-401D-8127-8293471E7E88 |
| UsageCost | Level 2: $0.17/kWh + 6% MD sales tax DCFC: $0.32/kWh + 6% MD sales tax |
| OperatorID | 3493 |
| AddressInfo | {
"ID": 159765,
"Town": "Elliott City",
"Title": "BGE-Howard County Library - Miller Branch",
"Latitude": 39.272315091551036,
"Postcode": "21042",
"CountryID": 2,
"Longitude": -76.83868067269188,
"RelatedURL": "https://charge.swtchenergy.com/",
"AddressLine1": "9421 Frederick Rd",
"DistanceUnit": 0,
"AccessComments": "24 hours daily",
"StateOrProvince": "MD",
"ContactTelephone1": "855-900-7584"
} |
| Connections | [
{
"ID": 229577,
"Amps": 32,
"LevelID": 2,
"PowerKW": 7,
"Voltage": 230,
"Quantity": 4,
"CurrentTypeID": 10,
"ConnectionTypeID": 1
},
{
"ID": 229578,
"Amps": 100,
"LevelID": 3,
"PowerKW": 50,
"Voltage": 400,
"Quantity": 1,
"StatusTypeID": 50,
"CurrentTypeID": 30,
"ConnectionTypeID": 2
},
{
"ID": 229579,
"Amps": 100,
"LevelID": 3,
"PowerKW": 50,
"Voltage": 400,
"Quantity": 1,
"StatusTypeID": 50,
"CurrentTypeID": 30,
"ConnectionTypeID": 32
}
] |
| DateCreated | 2020-06-26T03:01:00Z |
| UsageTypeID | 1 |
| OperatorInfo | {
"ID": 3493,
"Title": "SWTCH - Charge Everywhere",
"Comments": null,
"BookingURL": null,
"WebsiteURL": " https://charge.swtchenergy.com/",
"AddressInfo": null,
"ContactEmail": null,
"FaultReportEmail": null,
"IsRestrictedEdit": false,
"IsPrivateIndividual": false,
"PhonePrimaryContact": "+1-844-798-2438",
"PhoneSecondaryContact": null
} |
| StatusTypeID | 50 |
| UserComments | [
{
"ID": 30681,
"User": {
"ID": 20555,
"Username": "Lanny"
},
"Comment": "The DC Fast Charger is broken. The screen is dark and it is offline in the app. 3 of the 4 Level 2 are in use. ",
"UserName": "Lanny",
"DateCreated": "2025-07-21T20:58:52.29Z",
"ChargePointID": 159408,
"CommentTypeID": 1000,
"IsActionedByEditor": false,
"CheckinStatusTypeID": 10
},
{
"ID": 30354,
"User": {
"ID": 20555,
"Username": "Lanny"
},
"Rating": 2,
"Comment": "DCFC is out of order. ",
"UserName": "Lanny",
"DateCreated": "2025-03-17T21:00:37.37Z",
"ChargePointID": 159408,
"CommentTypeID": 1000,
"IsActionedByEditor": false,
"CheckinStatusTypeID": 10
},
{
"ID": 29491,
"User": {
"ID": 20555,
"Username": "Lanny"
},
"Comment": "Station ID 43335 is showing as “Busy” on the app (both CCS & CHAdeMO) but no vehicle is connected. Also the CHAdeMO connector is physically damaged and unusable. Reported to Shell Recharge via email.",
"UserName": "Lanny",
"DateCreated": "2024-02-04T22:37:40.467Z",
"ChargePointID": 159408,
"CommentTypeID": 1000,
"IsActionedByEditor": false,
"CheckinStatusTypeID": 25
}
] |
| DataProviderID | 1 |
| NumberOfPoints | 5 |
| DateLastVerified | 2025-07-21T20:59:00Z |
| DateLastStatusUpdate | 2025-07-21T20:59:00Z |
| SubmissionStatusTypeID | 100 |