Water Treatment & Softeners in Trenton, NJ

Compare 20 water treatment & softeners contractors near you in Trenton 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

PureSpring Water Softener

~3 years online
purespringwatersoftenersfilterstrenton.com/contact

Wellness Water Filtration Systems

5½+ years online
wellnesswaterfiltrationsystems.com/trenton-nj

Admiral Water

5.09+ years online
admiralwater.com

AP Water Treatment Service LLC

5.02 years online
apwatertreatmentservice.comGet a Free Quote

Aqua Mech

5.025 years online
aquamech.net

J & D Plumbing & Heating

5.06½+ years online
jerseyplumbingpros.com

Kel Tren WaterCare

5.0~18 years online
keltren.com

New Jersey Water Purification

5.02 years online
newjerseywaterpurification.com

VanMaterLLC

5.0

Advanced Water Softening

4.99+ years online
advancedwatersoftening.comGet a Free Quote

Blue Heron Water Treatment and Well Service llc

4.9~6 years online
blueheronwater.com

Century Water Conditioning & Purification Inc.

4.916+ years online
centurywaternj.com

Travis Wells and Pumps

4.76½+ years online
traviswellsandpumps.comGet a Free Quote

Water Resources of New Jersey

4.626+ years online
waterresourcesnj.com

Aqua Solutions, LLC

4.418 years online
aquasolutionsus.com

Water Treatment & Softeners in Nearby NJ Cities

About Water Treatment & Softeners in Trenton

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 Trenton?
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 Trenton?
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 Trenton?
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.

About NeedInstall

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