Water Treatment & Softeners in Boston, MA

Compare 36 water treatment & softeners contractors near you in Boston and surrounding area with an average rating of 4.8/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated March 23, 2026

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Other Businesses in This Area

Oasys Water, Inc.

~18 years online
oasyswater.com

Poseidon Water

17+ years online
poseidonwater.com

Wellness Water Filtration Systems

5½+ years online
wellnesswaterfiltrationsystems.com/boston-ma

All Boston Plumbing & Drain

5.0

Aquatek Filtration & Pump Service Inc.

5.0~18 years online
aquatekfilterandpump.com

Atlas High Purity Water

5.011½+ years online
atlashighpurity.com

Bluedrop Water

5.0~14 years online
bluedropwater.com

Boston Water Heaters

5.012+ years online
bostonwaterheaters.com

Croft Plumbing Services

5.09 mo online
croftplumbingservices.com

Desalitech

5.0

Filtros de Agua y sistemas de cocina

5.0

H2O Care, Inc.

5.026 years online
h2ocare.com

Project Clean Water

5.02½+ years online
projectcleanwater.net

True Health Water Systems

5.08½+ years online
truehealthws.com

UltraFiltronics

5.023½+ years online
ultrafiltronics.com

Water Filtration Services, LLC

5.018½+ years online
waterfiltrationservices.com

Culligan Quench - North Shore

4.9
quench.culligan.com/local/boston-water-cooler-service

European Aquatics Inc.

4.9
europeanaquatics.us

Premier Water Systems, Inc

4.9~24 years online
premierwatersystems.com

Blue Bear Plumbing Heating & Air

4.88½+ years online
bluebearplumbing.com

Roto-Rooter Plumbing & Water Cleanup

4.8~29 years online
rotorooter.com/boston

Trust 1 Services Plumbing, Heating, and Air Conditioning

4.85+ years online
trust1services.com

Waldman Plumbing & Heating

4.8~26 years online
waldmanplumbing.com/plumbing-services

Water Mold Fire Restoration of Boston

4.810½+ years online
watermoldfire.net/boston-maGet a Free Quote

Winters Home Services

4.816+ years online
wintershomeservices.com

Charles Street Supply

4.730½+ years online
acehardware.com/mystore/index.jsp

Clear Water Pump and Well Service

4.714½+ years online
cwpsinc.com

HomeWorks Energy

4.7~18 years online
homeworksenergy.com

TBros - Trethewey Brothers Inc

4.7~28 years online
tbros.com

Boston Clear Water Company

4.611½+ years online
bostonclearwater.comGet a Free Quote

Olde Colony Clean Water Inc | Filtration & Purification

4.4~15 years online
oldecolonycleanwater.com/contact.htmlGet a Free Quote

Economy True Value Hardware + Homeware

3.8
economymass.shoptruevalue.comGet a Free Quote

Water Treatment & Softeners in Nearby MA Cities

About Water Treatment & Softeners in Boston

Water treatment covers filtration, softening, and purification systems for homes and businesses. Common solutions include whole-home water softeners, reverse osmosis drinking water systems, and iron/sulfur filters. The right system depends on your water source and specific contaminants.

Typical costs: Under-sink reverse osmosis systems run $300–$800 installed. Whole-home water softeners are $1,500–$4,000. Iron filters and multi-stage whole-home systems are $2,000–$6,000+.

Common projects include:
  • Whole-home water softener installation
  • Reverse osmosis drinking water system
  • Iron and sulfur filtration
  • UV water purification
  • Well water treatment systems

Water treatment installations that modify plumbing may require plumbing permits. Well water systems may need additional environmental or health department approval.

Frequently Asked Questions

How much does water treatment & softeners cost in Boston?
An under-sink reverse osmosis system runs $300–$800 installed. A standard water softener is $1,500–$4,000 including installation and plumbing connections. Well water treatment systems with multiple stages (sediment, iron, softener, UV) can run $3,000–$8,000. Annual maintenance (filters, salt) is $100–$300.
How do I find a reliable water treatment & softeners contractor in Boston?
Start with a water test — a good installer will test your water before recommending a system. Ask about ongoing maintenance costs (filter replacements, salt, UV bulb changes). The cheapest system isn't the best deal if filters cost $200 every 6 months.
Do I need a permit for water treatment & softeners in Boston?
Simple point-of-use filters don't need permits. Whole-home systems that tie into the main water line may require a plumbing permit. Well water treatment systems may need health department review in some areas.

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