Green Mountain Power Electricity Rates & Rate Guide

Service areaGreen Mountain Power service territory in Vermont

Featured planRate 74 — Residential Time-of-Use Electric Vehicle Service

Pricing modelTime-of-use

Last verified2026-09-29

Calculator-ready: verified numerical rate components are encoded for supported calculations. Effective from 2025-10-01. Unknown bill components remain excluded rather than treated as $0.

Calculate Vermont average bill Compare Vermont average EV charging calculator

Whole-bill integration: no utility plan on this page is currently safe for a monthly bill estimate with the modeled inputs. TOU/EV-specific plans stay out of the bill calculator until usage-by-time allocation is available.

Rate 74 — Residential Time-of-Use Electric Vehicle Service

Service area: Green Mountain Power Vermont service territory

Rate version: Current Rate 74 values; tariff effective Oct. 1, 2025 · verified 2026-09-29

Residual household usage remains on Rate 1; Rate 74 applies only to eligible EV charging.

Season	Period	Hours	Rate
Year-round	Off-peak	All hours except Mon–Fri 1 p.m.–9 p.m.	16.3300¢/kWh
Year-round	Peak	Mon–Fri 1 p.m.–9 p.m.	21.4570¢/kWh

Modeling boundary

Green Mountain Power Rate 74 is a residential EV-only TOU rate. Current published prices are 21.457¢/kWh peak and 16.330¢/kWh off-peak. Peak is an eight-hour Monday–Friday window between 1 p.m. and 9 p.m.; the published current page uses that full 1–9 p.m. span. Eligible EV equipment/enrollment is required and residual household service remains on Rate 1.

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Official sources

EV charging cost examples on Green Mountain Power

Vehicle-specific pages below apply Rate 74 — Residential Time-of-Use Electric Vehicle Service to each EV’s verified charging-efficiency profile and compare it with the Vermont statewide average.

Tesla Model Y charging cost Tesla Model 3 charging cost Chevrolet Equinox EV charging cost Ford Mustang Mach-E charging cost Hyundai Ioniq 5 charging cost Ford F-150 Lightning charging cost Rivian R1S charging cost Kia EV9 charging cost

rate depth

How Green Mountain Power differs from the Vermont average

Pricing structureTime-of-use / multi-period

Lowest encoded period16.33¢/kWh-31.2% vs state avg

Highest encoded period21.4570¢/kWh

State benchmark23.75¢/kWhEIA · 2026-07

Effective from2025-10-01

Last verified2026-09-29

Calculator statusCalculator-ready

Featured planRate 74 — Residential Time-of-Use Electric Vehicle Service

Eligibility / billing boundary: Green Mountain Power Rate 74 charges 21.457¢/kWh during an eight-hour weekday peak window from 1–9 p.m. and 16.330¢/kWh off-peak. Rate 74 is limited to enrolled EV charging equipment/vehicles; residual household service remains on Residential Rate 1.

The state average is a benchmark, not a substitute for this tariff. A low or high encoded period is a marginal energy price and should not be interpreted as a complete monthly bill unless the page explicitly says whole-bill modeling is supported.

Official source: Green Mountain Power Rate 74 — TOU EV Residential.

bill-model boundary

Can this utility estimate a full monthly bill?

Current statusMarginal / period only

State benchmark23.75¢/kWh

Usage intentUse one calculator, not separate 500/1000/1500/2000 kWh URLs

Calculator-safe for supported marginal/period calculations, but not a complete monthly bill reproduction.

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Vermont electricity ratesCompare this utility with the current state residential benchmark.EV charging in VermontSee vehicle charging costs in the same electricity market.

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