Union Bay Plaza
AvailableEV charging station in Seattle, Washington, not on a charging network — 5 Level 2. US DOE AFDC station 235707.
At a glance
Union Bay Plaza is a public EV charging station at 4516 Union Bay Pl NE in Seattle, Washington, not attached to a charging network. It has 5 charging ports (5 Level 2) with J1772 connectors. The US DOE registry lists it as available, open since Oct 31, 2022.
Station record
DOE registry record
| Field | Value |
|---|---|
| AFDC station ID | 235707 |
| Network | Non-networked |
| Status | Available (E) |
| Access | Public |
| Facility | Parking lot |
| Open date | Oct 31, 2022 |
| Last updated at source | Dec 12, 2025 |
Plugs
Connectors & pricing
- J1772 — The standard Level 1/2 AC connector.
Pricing: not listed in the DOE registry.
Location
- Address
- 4516 Union Bay Pl NE
- City
- Seattle
- State
- Washington
- ZIP
- 98105
- Coordinates
- 47.66198, -122.29335
Within ~15 km
Nearby charging
- 145th Shoreline MUR-70102 ports
OpConnect · Available
- Google52 ports
ChargePoint · Available
- City of Seattle - Muni Tower32 ports
Non-networked · Available
- Alexan Shoreline28 ports
OpConnect · Planned
- Google24 ports
ChargePoint · Available
- Google24 ports
ChargePoint · Available
What kind of charging does Union Bay Plaza offer?
Of its 5 ports, 5 are Level 2. Level 2 ports are 240-volt AC chargers, typically used where a car is parked for an hour or more. That is about 69% above the Washington average of 3 ports per station. The registry lists one connector type: J1772, the standard Level 1/2 AC connector. The site is listed as a parking lot location.
How does Union Bay Plaza compare with other stations in Seattle?
Seattle has 679 charging stations in the DOE registry with 1,890 ports, the most of 244 cities and towns in Washington. Union Bay Plaza accounts for under 1% of the charging ports in Seattle. Statewide, Washington has 3,447 stations and 10,216 ports, the 6th-largest station count of the 51 states and DC. The biggest station in Washington, Pasco Wa Sdc in Pasco, has 144 ports.
Who operates Union Bay Plaza?
Union Bay Plaza is listed as non-networked: its chargers are not run through a charging-network account. Washington has 347 non-networked stations, 10% of its total.
What does the “Available” status mean?
“Available” means the station is open and in service according to the DOE registry. Its access code is public, meaning it is listed as open to any driver. It opened on Oct 31, 2022, one of 264 stations in Washington with a 2022 open date. The station's record was last updated at the source on Dec 12, 2025.
Frequently asked questions
How many chargers does Union Bay Plaza have?
Union Bay Plaza has 5 charging ports: 5 Level 2.
Does Union Bay Plaza have DC fast charging?
No. The registry lists no DC fast ports here; its 5 ports are all Level 2.
What connectors does Union Bay Plaza have?
Union Bay Plaza has J1772 connectors.
Is Union Bay Plaza open to the public?
Yes. Union Bay Plaza is listed with public access, and its status is available.
Where is Union Bay Plaza?
Union Bay Plaza is at 4516 Union Bay Pl NE, Seattle, WA 98105. Its coordinates are 47.66198, -122.29335.
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Dataset updated . Source: US DOE Alternative Fuels Data Center station 235707, weekly full pull.
About this data
Source: US Department of Energy Alternative Fuels Data Center (AFDC) station registry, as published October 12, 2026 — ChargeCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: ChargeCensus, “Union Bay Plaza, Seattle, WA (AFDC station 235707)”, https://chargecensus.com/stations/washington/union-bay-plaza-235707 (data as of October 12, 2026).