How Much Does Water Filtration Cost in Northern California? (2026)

$200–$4,000

Under-sink $200–$500; whole-house $1,500–$4,000

About Water Filtration Pricing

Water filtration system installation including whole-house filters, water softeners, reverse osmosis systems, and under-sink filters. Improve water quality throughout your home.

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

Estimate Your Water Filtration Cost

Water Filtration Cost by City

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