EV Charging in Clay County, South Dakota
2 charging stations across Clay County — 1 DC fast charger and 2 Level 2 ports spread across 1 smaller town.
Infrastructure Grade
B
33% DC Fast
Based on DC Fast Charger ratio
1 of 3 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%
Density Metrics
Total Stations 2
Ports per Station 1.5
Data Status
Current
Last updated: Jun 30, 2026
Data sourced from U.S. DOE AFDC
95% working at South Dakota · verified Jun 7, 2026
Cheapest Time to Charge an EV in Clay County Today
South Dakota isn't part of a wholesale day-ahead electricity market, so there's no
live grid price curve here. The reliable rule still applies: charge during your
utility's overnight off-peak window, about ~12 AM - 6 AM.
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.
Charging by Town in Clay County
1 smaller town in Clay County, each with its full station list.
Vermillion · 2 stations
Vermillion, SD has 2 EV charging stations with 3 ports, including 1 DC fast. ChargePoint Network leads local coverage.
COV CITY HALL PRINCETON ST
1314 Princeton Ave ChargePoint Network DC Fast 1 port CHAdeMO + CCS/SAE Combo
99% working
Data sourced from the US DOE Alternative Fuels Station Locator (AFDC), maintained by NREL.
Last synced: June 28, 2026