Northern Plumbing & Softening
Verified Pro
3+ years online4.9(88)
Water Treatment & Softeners in Minneapolis, MN
Compare 29 water treatment & softeners contractors near you in Minneapolis and surrounding area with an average rating of 4.5/5. 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
Commers Water Co
~30 years onlinePureSpring Water Softeners & Filters
3 years onlineO'Boys Plumbing, Furnace & AC Repair
5.03+ years onlinePeterson Salt & Water Treatment Company
5.025+ years onlineWater Heaters Only
5.024½+ years onlineAquarius Water Conditioning
4.914½+ years onlineCulligan Water - Inver Grove Heights
4.927+ years onlineHaferman Water Conditioning Inc.
4.925+ years onlineCulligan of Brooklyn Park
4.87+ years onlineRoto-Rooter Plumbing & Water Cleanup
4.8~29 years onlineService Today - Heating, Cooling, & Electrical Repair
4.68½+ years onlineWater Mold Fire Restoration of Minneapolis
4.610½+ years onlineAqualand Aquarium Center
4.5~19 years onlineMinneapolis Public Works Water Treatment & Distribution Service
4.5Commers the Water Store
4.3~30 years onlineWellness Water Filtration Systems
4.02½+ years onlinePremium Waters, Inc.
3.927½+ years onlineRichard’s Custom Water Systems
3.8Water Conditioning Inc
3.110½+ years onlineWater Treatment & Softeners in Nearby MN Cities
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Water Treatment & Softeners in Minneapolis, MN
Minneapolis water treatment is needed because the city draws from the Mississippi River — moderate hardness (5-9 grains/gallon) and seasonal taste/odor issues from algal blooms. Most homes benefit from a softener plus carbon filter combo. Older Northeast and Powderhorn homes may have lead service lines awaiting replacement. NeedInstall connects you with Minneapolis water treatment installers familiar with City of Minneapolis water reports, MN plumbing code, and lead-mitigation strategies.
Minneapolis water treatment installs run $1,400-$5,500 for softener + carbon, $4,500-$10,000 for whole-home RO. MN requires a state plumbing license. Standard salt-based softeners use 35-50 lbs salt/month. Brine drainage to sewer required. Lead test recommended for pre-1986 homes.
Frequently Asked Questions
- Lead concern?
- Possibly in pre-1986 homes. NSF 53 lead-rated point-of-use RO at kitchen until lines replaced.
- Salt or salt-free?
- Salt-based for measurable softening. Minneapolis hardness justifies it.
- Maintenance?
- Salt every 6-10 weeks, sediment 3-6 months, carbon 9-12 months, RO membranes 24-36 months. $200-$450/yr.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Minneapolis and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.