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💧 FL Hard Water Cost Calculator

Find out what hard water is costing you every year

Licensed CFC · Florida Plumbing Specialists
County Finder
Appliance Damage
Treatment Options
10-Year Cost

🗺️ Find Your County's Water Hardness

⚠️ Florida Water Fact: 70% of FL homes have water hardness above 150 ppm — among the highest in the nation. Southwest Florida (Collier, Lee, Sarasota) regularly exceeds 300 ppm, causing visible scale deposits within weeks.

📊 Hardness Scale Reference

Soft0–60 ppm (0–3.5 gpg)
Moderately Hard61–120 ppm (3.5–7 gpg)
Hard121–180 ppm (7–10.5 gpg)
Very Hard181–250 ppm (10.5–14.6 gpg)
Extremely Hard250+ ppm (14.6+ gpg)
Grains per gallon (gpg) is the unit water treatment professionals use. Divide ppm by 17.1 to convert. Most water softeners are rated in grains per gallon removed.

🏠 Appliance Hard Water Damage Calculator

Your Location
Or Set Hardness Manually
150 ppm
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🔬 Treatment Options Comparison

Click any option to see full details. Your hardness level from Tab 1 is used for recommendations.

📋 Side-by-Side Comparison

OptionInstall CostMonthly Op.EffectivenessCFC Permit

📈 10-Year Cost Projection

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Built for Florida homes - accounting for Florida's hard water and county permitting.

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Florida Quick Answers

How much does hard water cost in Florida?

Costs vary by scope, home size, and your Florida region. Use the calculator above for a Florida-specific estimate rather than a one-size-fits-all price.

What affects the price?

Pricing depends on the size and layout of your home, the materials and fixtures you choose, your Florida region and local labor rates, and permit fees. Work that is more complex or harder to access generally costs more.

Can I DIY this, or should I hire a licensed plumber?

In Florida, minor maintenance may be DIY, but anything beyond that generally calls for a licensed plumber, and many jobs require a permit and inspection. When a permit, or your main water or drain lines are involved, hire a Florida-licensed plumber.

Does homeowners insurance cover it?

It depends on the cause and your specific policy. Sudden, accidental damage is more often covered than gradual wear-and-tear or maintenance - confirm the details with your insurer.

How long does it take?

Many common jobs are completed the same day, while larger projects can take longer. Your licensed plumber can confirm a timeline after assessing your home.

Plan with confidence

Planning estimate, not a quote — confirm with a licensed Florida plumber. Confidence is qualitative: ranges reflect this page’s Florida assumptions, not a guaranteed price.

Key assumptions

Estimates on this page are Florida-specific and reflect Hard Water Cost for typical Florida homes.

From this page: Costs vary by scope, home size, and your Florida region. Use the calculator above for a Florida-specific estimate rather than a one-size-fits-all price.

Your actual cost depends on your home's condition, layout, and local labor and permit rates.

Factors that raise or lower cost

From this page: Pricing depends on the size and layout of your home, the materials and fixtures you choose, your Florida region and local labor rates, and permit fees. Work that is more complex or harder to access generally costs more.

Generally raises cost: harder access, older homes, added permits and inspections, premium fixtures or materials, and emergency or after-hours work.

Generally lowers cost: easy access, bundling several items in one visit, standard fixtures, and off-peak scheduling.

Preparation checklist

  • Clear access to the work area and locate your main and fixture shut-off valves.
  • Check with your county or city building department (AHJ) on whether a permit and inspection are required.
  • Note the make, model, or measurements of existing fixtures and pipe materials.
  • Get the scope, total price, warranty, and cleanup terms in writing before work starts.
  • Verify the plumber holds an active Florida license and carries insurance.

Questions to ask your plumber

  • Are you licensed and insured in Florida, and who pulls the permit?
  • Is the quote itemized for parts, labor, permit fees, and disposal?
  • What could change the final price once the work begins?
  • What warranty covers the parts and the labor?
  • How long will the job take, and will my water be shut off?
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Recommended next steps

Curated Florida tools and resources related to this page.

Last reviewed: July 1, 2026 (US Eastern)

Reviewed by the FL Plumbing Tools editorial team.

Sources: Florida plumbing cost research and Florida Building Code / local authority-having-jurisdiction (AHJ) permit references.

Florida reference: Estimates and guidance reflect Florida labor rates, permitting, hard water, humidity, and coastal conditions.

Updates: Reviewed periodically and updated as Florida codes, permit fees, and market rates change.