Each state is colored by the ratio of licensed drivers to public DC fast charging ports. Blue = better access. Red = worse access. Hover any state to explore the data.
AFDC Alternative Fueling Station Locator, data last updated March 20, 2026. Public, non-residential DC fast charging ports only. Includes all connector standards (NACS/Tesla, CCS, CHAdeMO).
FHWA Highway Statistics Table DL-201, 2023 — the most recent annual data published by the Federal Highway Administration.
EIA Electric Power Monthly Table 5.6.B, August 2025. Average residential electricity rate in cents per kWh. Shown as context in tooltip only; not used in the ratio calculation.
Licensed drivers ÷ DC fast charging ports. Lower = better access (blue). Log-scaled to prevent large-state outliers washing out variation. A ~2–3 year vintage gap exists between driver (2023) and port (2026) data; ranking impact is minimal.