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Solar panels in Longmont, Colorado

Everything a Longmont homeowner needs to make a smart solar decision in 2026 — real costs, Longmont Power & Communications net metering, No state income credit (but strong sun & Xcel net metering), and honest payback math with no sales pressure.

$2.80–$3.20/W
Longmont avg. price
Longmont
Local utility
5.0–6.0 hrs
Daily peak sun
7–10 yrs
Typical payback

Longmont is a Front Range community of approximately 92,000 residents served by Longmont Power & Communications. Like all Colorado homeowners, Longmont residents have access to Xcel Energy full retail-rate net metering, property tax exemption on solar-added value, sales tax exemption on solar equipment, and 300+ sun days per year that make CO one of the best-producing solar states in the country. The federal 30% solar credit expired at the end of 2025 — any quote showing a federal credit for a 2026 installation is using outdated numbers.

What solar costs in Longmont in 2026

Solar installation in Longmont runs approximately $2.80–$3.20 per watt installed. For a typical 8 kW system, that is roughly $22,400–$25,600 before incentives. Colorado's competitive installer market on the Front Range keeps prices in check. The sales tax exemption on solar equipment saves approximately $650–$750 on a typical system. No state income credit applies.

Solar incentives available in Longmont

Colorado homeowners in Longmont have access to: Xcel Energy full retail-rate net metering, property tax exemption on solar-added home value, and sales tax exemption on solar equipment. No state income tax credit and no federal credit for 2026 installations. The primary financial driver is Colorado's exceptional sun resource combined with Xcel net metering. Full Colorado incentives breakdown.

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Is solar worth it in Longmont?

For most Longmont homeowners who own their home with reasonable sun exposure, solar is a solid investment in 2026. Colorado's exceptional sun resource (5–6 peak hours on the Front Range), Xcel Energy net metering, and competitive system prices produce payback in 7–10 years and 25-year net savings of $25,000–$45,000 for most well-sized systems.

Longmont Power & Communications net metering in Longmont

Longmont Power & Communications credits excess solar from your Longmont system at the full retail rate (~$0.15–$0.17/kWh), applied against your monthly bill. Credits roll forward monthly. Colorado's strong sun resource means your Longmont system produces more than enough to maximize net metering credits through spring, summer, and fall, with winter as the lower-production season. Interconnection takes 6–10 weeks; your installer handles the application process. Full Colorado net metering guide.

Next steps for Longmont homeowners

We will give you a free, no-pressure estimate for your Longmont home with every 2026 Colorado incentive applied honestly — accurate Longmont Power & Communications net metering credits, real payback math, and no expired federal credits baked in. A real person reviews your estimate. If solar does not fit your Longmont situation, we will tell you that instead.

Solar in Longmont: common questions

How much do solar panels cost in Longmont?
A typical Longmont system runs $22,400–$25,600 before incentives for an 8 kW system ($2.80–$3.20/watt). Colorado does not have a state income tax credit for residential solar. The federal credit expired at the end of 2025. CO homeowners benefit from Xcel Energy net metering, a property tax exemption, and sales tax exemption on solar equipment.
What utility serves Longmont for solar?
Longmont is served by Longmont Power & Communications, which offers net metering under Colorado interconnection law.
Is solar worth it in Longmont?
For most Colorado homeowners who own their home with good sun exposure, yes. Colorado's 300+ annual sun days and 5.0–6.0 peak hours produce more solar per dollar of system cost than any Northeast state. Payback runs 7–10 years.
What solar incentives are available in Longmont?
Xcel Energy full retail-rate net metering, property tax exemption on solar-added value, sales tax exemption on solar equipment, and 300+ sun days per year that make CO one of the best-producing solar states in the country.
How does net metering work in Longmont?
Longmont Power & Communications credits excess solar at ~$0.15–$0.17/kWh. Credits roll forward monthly and are reconciled annually.

See what solar costs in Longmont.

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