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Water Softeners & Filtration in San Jose, CA

Compare 5 local water softeners & filtration pros. Typical service: $1559–$4936.

Top Water Softeners & Filtration Companies in San Jose

  1. 1.Soft Patagonian

    4.9★ (80 reviews)

    4.9★ from 80 reviews

    +14083073380Website

  2. 2.NorCal Water Heaters

    5.0★ (36 reviews)

    5.0★ from 36 reviews

    +16693376933Website

  3. 3.Rayne Water

    4.5★ (51 reviews)

    4.5★ from 51 reviews

    +14087549200Website

  4. 4.City Water Filter and Hyperbaric

    4.1★ (62 reviews)

    4.1★ from 62 reviews

    +14086580333Website

  5. 5.The Water Pros, Inc. | Water Filtration| Commercial Dishwashers| Water Purification|Water Softeners| Reverse Osmosis|

    5.0★ (3 reviews)

    5.0★ from 3 reviews

    +16692303862Website

Water Softeners & Filtration Cost in San Jose

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in San Jose
Water softener, installed$1,559–$4,936/job
Installation labor only$195–$909/job

Water Softeners & Filtration prices in San Jose run about 30% above the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 5 companies serving San Jose, rated 4.7★ on average across 232 customer reviews.

San Jose Climate & Seasonal Timing

What San Jose's weather means for scheduling water softeners & filtration.

Last spring frost
January 13
First fall frost
December 18
Annual precipitation
15.82"
Heating degree days
2,257
Cooling degree days
636
MonthLowHighPrecip
Jan42°58.1°3.07"
Feb44.7°61.9°3.11"
Mar46.6°65.7°2.54"
Apr48.6°69.3°1.18"
May52.4°74.3°0.51"
Jun56°79.1°0.1"
Jul58.1°81.9°0.02"
Aug58.3°81.9°0.02"
Sep56.8°80.1°0.18"
Oct52.5°74°0.8"
Nov46°64.3°1.68"
Dec41.9°58°2.61"

NOAA station data 6.13 miles from San Jose.

Permits & Regulations in CA

Permit typically required

  • Plumbing work requires a CSLB C-36 Plumbing Contractor license
  • Business and Professions Code 7048 exempts minor work under $1,000 in combined labor and materials, and never applies to work needing a building permit
  • Licensed contractors must hold four years of journey-level experience and carry a contractor bond on file with the CSLB

License required: CSLB C-36 Plumbing Contractor license

Sources: www.cslb.ca.gov, leginfo.legislature.ca.gov

Water Softeners & Filtration FAQs for San Jose

How much does a water softener cost in San Jose?

A water softener in San Jose typically runs $1559-$4936 installed, depending on capacity and type.

How many water softener companies serve San Jose?

We track 5 water softener and filtration companies serving San Jose.

Is water softener installation in San Jose more expensive than average?

Plumbing labor in San Jose runs about +29.9% versus the national average.

Does a water softener installer in CA need a license?

In CA, Plumbing work requires a CSLB C-36 Plumbing Contractor license. Tying a softener into a San Jose homes main water line is plumbing work.

How do I know if I need a water softener in San Jose?

Scale on fixtures and spotty dishes are the signs; ask a San Jose dealer for a free hardness test before paying $1559-$4936.

Salt-based or salt-free softener in San Jose?

Salt-based units actually remove hardness; salt-free conditioners only reduce scale. San Jose dealers sell both, so ask which one the quote is for.

How many quotes should I get for a water softener in San Jose?

Two or three; with 5 companies serving San Jose, compare grain capacity and the cost of ongoing salt and service.

Do water softeners use much water in San Jose?

Regeneration uses some water; with 15.82 inches of rain a year in San Jose, check whether your utility restricts softener discharge.