Window Air Conditioner in Brockton — $283/yr to Run (21.0¢/kWh)

Understanding Window Air Conditioner Energy Costs in Brockton, MA

Brockton is a mid-sized Massachusetts city where residential electricity rates from Eversource are shaped by regional energy supply and local demand patterns. Running a moderate-draw appliance like the Window Air Conditioner (1,400W) at Brockton's rate of 21.0¢/kWh costs approximately $283 per year — $108 more than the national average of $175.

Electricity in Brockton is significantly more expensive than the national average — 62% higher. For a Window Air Conditioner used 8 hours per day, this rate premium adds up to $108 in extra annual costs. Energy-efficient models and usage habits have an outsized impact in high-rate markets like this.

With a cost of living index of 108.5, Brockton is near the national median. The Window Air Conditioner's monthly cost of $23.55 represents a typical share of the average Brockton electric bill of $189/month. Upgrading to an ENERGY STAR Window Air Conditioner can cut energy use by up to 10%, saving approximately $28 per year at Brockton rates.

Brockton's moderate climate (avg 47°F) helps keep seasonal energy cost swings manageable for most appliances. A Window Air Conditioner produces approximately 0.96 tons of CO2 annually at typical usage. Brockton residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for Brockton.