Maryland home charging cost for the 2026 Tesla Model S Plaid (21in wheels)

In Maryland, home electricity runs 21.27¢/kWh — put a 2026 Tesla Model S Plaid (21in wheels)'s EPA-rated 36.2 kWh/100mi against that and 100 miles costs $7.7, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 51.9% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Tesla Model S Plaid (21in wheels) costs roughly $1,155 a year to charge at home in Maryland, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,248 a year.

Filling up the 2026 Tesla Model S Plaid (21in wheels), in dollars

Covering the 2026 Tesla Model S Plaid (21in wheels)'s EPA-rated 309-mile range takes about 111.9 kWh, which costs about $23.8 at Maryland's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Tesla Model S Plaid (21in wheels) in Maryland, ranked

This combination ranks 14,580 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model S Plaid (21in wheels) alone ranks 171 of 400 models for efficiency; Maryland alone ranks 39 of 51 states for electricity price.

Before you install a home charger in Maryland

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few Maryland electrician quotes for Level 2 install before you commit either way.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Tesla Model S Plaid (21in wheels)'s cost in Maryland. Curious how Maryland's 21.27¢/kWh compares? The guide to charging cost by state ranks every state side by side.