Solar Rebates in Denver, Colorado (2026)

Denver homeowners installing solar in 2026 stack the federal 25D credit (30%) with Xcel Energy Solar*Rewards (production-based payment + REC value), Colorado property tax exemption, and net metering. Denver's solar resource (~5.5 kWh/m²/day) is strong despite the high altitude and cold winters — the cold actually improves solar panel efficiency. Xcel Solar*Rewards delivers ~$0.10/kWh of production over time, generating $1,200/year for an 8 kW system. Combined federal + state stacking delivers Denver solar paybacks of 8–11 years. Battery storage federal 25D 30% uncapped applies; Xcel does not currently have a battery rebate but is piloting grid services programs.

Denver solar programs available

Federal 25D (30%)
Xcel Solar*Rewards (production payment)
Colorado Property Tax Exemption
Colorado Energy Star Sales Tax Exemption
Xcel Net Metering (1:1 retail rate)
Denver Energize Loan

Denver-specific FAQ

Cold winter impact on solar? +

Cold actually improves solar panel efficiency (~10–15% gain at 0°F vs 90°F). Snow load reduces winter production briefly. Net effect: Denver solar produces 70–80% of Phoenix output.

Xcel Solar*Rewards lump-sum vs annual? +

Annual SREC sales preserve upside if rates rise. Lump-sum simplifies cash flow. Most Denver homeowners take lump-sum at install.

Federal pathway

The federal 25D 25D Credit (30% of cost, no cap) applies to Denver solar installations regardless of city or state. See the 25D guide for filing instructions and forms.

Related Colorado cities and programs

25D: 25D Credit 30% of cost, no cap