https://utilityratecalc.com/massachusetts/ New and coming changes to residential electricity rates in Massachusetts, from the official tariffs. en-us Mon, 02 Nov 2026 12:00:00 +0000 https://utilityratecalc.com/massachusetts/national-grid-ma/Basic Service fixed price (supply): 15.372¢ per kWh to 17.185¢ per kWh, from August 1, 2026. National Grid (Massachusetts), R-1 (Residential Regular). Source: Summary of Basic Service Rates, M.D.P.U. No. 1-26-I, sheet 5 (residential R-1, R-2), and the Basic Service rates table for residential customers.Sat, 01 Aug 2026 12:00:00 +00003ae0af8d9a76c67a https://utilityratecalc.com/massachusetts/eversource-ma/Basic Service fixed price (supply): 15.629¢ per kWh to 17.323¢ per kWh, from August 1, 2026. Eversource (Massachusetts), R-1 (Residential (Eastern Massachusetts)). Source: Eversource electric supply rates (Basic Service, residential fixed rate).Sat, 01 Aug 2026 12:00:00 +0000d1fe9709ffeca116