How Much Does Smoke & CO Detector Installation Cost in Northern California? (2026)

About Smoke & CO Detector Installation Pricing

Professional installation of hardwired, interconnected smoke and carbon monoxide detectors. Meet California code requirements and protect your family with properly placed, reliable detection.

Prices vary based on your location, property type, system complexity, and time of year. Get an exact quote by filling out the form below — it takes less than 60 seconds.

Cost Factors

• Location: Prices vary 10-20% between metro and rural areas across Northern California
• Complexity: Older homes and difficult access increase labor costs
• Time of year: Peak season (summer for HVAC, post-storm for roofing) may have premium pricing
• Permits: Required permits add $50-$300 depending on county