https://utilityratecalc.com/colorado/ New and coming changes to residential electricity rates in Colorado, from the official tariffs. en-us Mon, 02 Nov 2026 12:00:00 +0000 https://utilityratecalc.com/colorado/xcel-energy/General rate schedule adjustment – energy (GRSA-E): 1.452¢ per kWh to 1.576¢ per kWh, from October 19, 2026. Xcel Energy (Colorado), RE-TOU (Residential Energy Time-Of-Use). Source: Xcel Energy Colorado Electric Rates Summary, effective October 19, 2026; rate book Sheet No. 132, Eleventh Revised.Mon, 19 Oct 2026 12:00:00 +00003328231de557911f https://utilityratecalc.com/colorado/core-electric-cooperative/Wholesale power cost adjustment (Quarter 4 2026 compared with Quarter 3 2026): 0.706¢ per kWh to 0.379¢ per kWh, from October 1, 2026. CORE Electric Cooperative, A (Residential Service). Source: CORE Wholesale Power Cost Adjustment page.Thu, 01 Oct 2026 12:00:00 +0000bc415e0a22271a1f https://utilityratecalc.com/colorado/core-electric-cooperative/Wholesale power cost adjustment (Quarter 3 2026 compared with Quarter 2 2026): 0¢ per kWh to 0.706¢ per kWh, from July 1, 2026. CORE Electric Cooperative, A (Residential Service). Source: CORE Wholesale Power Cost Adjustment page.Wed, 01 Jul 2026 12:00:00 +0000ddc578cd09554271 https://utilityratecalc.com/colorado/colorado-springs-utilities/Access and facilities charge, per day: $0.64 per day to $0.68 per day, from January 1, 2026. Colorado Springs Utilities, ETR (Residential Service, Energy-Wise Standard Time-of-Day Option). Source: Electric Rate Schedules, Sixth Revised Sheet No. 2 (2025 and 2026 columns).Thu, 01 Jan 2026 12:00:00 +00002cb69a35fe572c8c https://utilityratecalc.com/colorado/colorado-springs-utilities/Access and facilities charge, winter on-peak: 13.64¢ per kWh to 14.51¢ per kWh, from January 1, 2026. Colorado Springs Utilities, ETR (Residential Service, Energy-Wise Standard Time-of-Day Option). Source: Electric Rate Schedules, Sixth Revised Sheet No. 2 (2025 and 2026 columns).Thu, 01 Jan 2026 12:00:00 +0000880b38da2071a28a https://utilityratecalc.com/colorado/colorado-springs-utilities/Access and facilities charge, summer on-peak: 27.28¢ per kWh to 29.03¢ per kWh, from January 1, 2026. Colorado Springs Utilities, ETR (Residential Service, Energy-Wise Standard Time-of-Day Option). Source: Electric Rate Schedules, Sixth Revised Sheet No. 2 (2025 and 2026 columns).Thu, 01 Jan 2026 12:00:00 +00005c9deb8630bedb85 https://utilityratecalc.com/colorado/colorado-springs-utilities/Access and facilities charge, off-peak: 6.82¢ per kWh to 7.26¢ per kWh, from January 1, 2026. Colorado Springs Utilities, ETR (Residential Service, Energy-Wise Standard Time-of-Day Option). Source: Electric Rate Schedules, Sixth Revised Sheet No. 2 (2025 and 2026 columns).Thu, 01 Jan 2026 12:00:00 +0000f36cead65d4df05d https://utilityratecalc.com/colorado/core-electric-cooperative/Energy charge: 10.819¢ per kWh to 11.55¢ per kWh, from January 1, 2026. CORE Electric Cooperative, A (Residential Service). Source: CORE Summary of Rate Changes (January 2026).Thu, 01 Jan 2026 12:00:00 +0000e35c51d148703270