Home EV Charger Cost in Watertown, South Dakota
Local charger pricing, rebates, and home charging savings vs gas for Watertown drivers.
Home EV Charging in Watertown: What to Know
In Watertown, electricity runs about $0.115/kWh and gas about $3.10/gallon. For a typical driver covering 12,000 miles a year, that means charging an EV at home costs roughly $394 a year versus $1,329 in gasoline — a saving of about $934 annually.
A Level 2 charger installs for around $1,500, paying for itself in roughly 1.6 years of fuel savings — around $15,877 over 15 years. Home charging also beats public charging by about $977/year. Note: the federal 30C charger tax credit expired June 30, 2026, so South Dakota utility programs are now the main incentive. The local utility is Otter Tail Power.
Cost & Savings Breakdown
12,000 miles per year in Watertown
15-Year Fuel Savings Projection
Available Rebates
Common Questions
How much does a home EV charger cost in Watertown?
A Level 2 home EV charger in Watertown, South Dakota costs about $1,500 installed. The federal 30C charger credit expired June 30, 2026.
How much does charging at home save in Watertown?
Driving 12,000 miles a year, a Watertown driver spends about $394 charging at home versus $1,329 on gasoline — a saving of roughly $934 per year, so a home charger pays for itself in about 1.6 years.
Is home charging cheaper than public charging in Watertown?
Yes. At Watertown's local electricity rate of $0.115/kWh, home charging is far cheaper than public Level 2 or DC fast charging (typically $0.30–$0.48/kWh) — saving about $977 a year versus charging in public.
Compare EV Charging Costs Near Watertown
Planning other home-energy upgrades?
Solar, batteries, heat pumps and EV chargers all work together. Run the numbers on the rest of your electrification plan: