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🏠 FL Septic System Guide

Tool #133 · Permit & Cost Calculator · (561) 316-7450

🚨 Septic Emergency? Call (561) 316-7450 — 24/7
System Sizer
FL Rules
Cost Guide
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🔧 Septic System Sizer

Answer a few questions to get your system recommendation, estimated drain field size, and permit timeline.

Step 1 — Bedrooms

1
2
3
4
5
6+

Step 2 — Soil Type

🏖️Fine Sand
Very Fast
🪨Coarse Sand
Fast
🌱Sandy Loam
Medium
🌿Loam
Moderate
🔵Clay Loam
Slow
⚠️Clay/Muck
Advanced Req.

Step 3 — Site Conditions

High water table (<24" depth)
Near surface water / OFW area

FL Design Flow Rates (64E-6)

BedroomsMin. Daily FlowDesign Flow
1–2150 gpd150 gpd
3150 gpd225 gpd
4150 gpd300 gpd
5150 gpd375 gpd
6150 gpd450 gpd
7+150 gpd75 gpd × beds
Florida uses 75 gallons per day per bedroom for residential design flow per FAC 64E-6.008.

Soil Loading Rates

Soil TypeLTAR (gpd/sqft)Drain Field / 100 gpd
Fine Sand1.283 sqft
Coarse Sand0.8125 sqft
Sandy Loam0.5200 sqft
Loam0.4250 sqft
Clay Loam0.3333 sqft
Clay / MuckN/AAdvanced system
⚠️ Soil must be evaluated by a FL-licensed soil evaluator. Loading rates here are estimates only.

⚠️ Troubleshooting Signs

Sewage odors in yard or home
Slow drains throughout house (not just one fixture)
Wet or soggy ground over drain field
Bright green grass patch over drain field
Gurgling sounds from toilets and drains
Sewage backing up into home
System hasn't been pumped in 5+ years
🚨 Sewage backup or severe odors = call immediately: (561) 316-7450

📋 FL Septic Rules & Permits

75 ft
From potable well
10 ft
From property line
5 ft
From foundation
5 yrs
Pump-out cycle

📞 County Health Departments

All 67 FL counties — your local health dept handles septic permits.

🔍

💰 Cost Guide

$8K
Conventional min.
$45K
PBTS max.
$350
Avg pump-out
20–30 yr
System lifespan

System Type Cost Comparison

System TypeInstall CostAnnual Maint.
Conventional$8,000–$15,000$70–$90
Mound$12,000–$20,000$90–$120
Low-Pressure Pipe$12,000–$22,000$120–$180
Drip Irrigation$15,000–$25,000$200–$350
Aerobic (ATU)$15,000–$30,000$400–$700
PBTS (Advanced)$20,000–$45,000$600–$1,200
Annual maintenance = pump-out amortized over 5 years + inspection/service contract.

Installation Cost Breakdown

Site evaluation & soil borings$300–$600
Permit application fee$325–$625
Septic tank (1,000 gal precast)$600–$1,000
Tank installation & burial$800–$1,500
Drain field excavation$1,500–$3,500
Drain field media & pipe$1,200–$2,800
Inlet/outlet pipe & fittings$400–$800
Backfill & grading$500–$1,200
Final inspection fee$75–$200
Total conventional$8,000–$15,000

Repair & Replacement Costs

Repair TypeTypical CostUrgency
Pump-out (routine)$250–$450Every 5 yrs
Outlet filter replacement$75–$150At pump-out
Baffle repair/replacement$200–$500As needed
Inlet/outlet pipe repair$300–$800Immediate
Risers & lids installation$250–$600Recommended
Drain field rejuvenation$500–$2,000Before replace
Drain field replacement$4,000–$10,000When failing
Full system replacement$8,000–$20,000End of life
Emergency pump-out$450–$900Immediate
Root intrusion clearing$300–$1,200When blocked
Tank structural repair$500–$3,000Safety issue
Pump & alarm (ATU)$400–$1,500As needed

Septic vs. Sewer — 20-Year Cost

Septic: Installation$10,000
Septic: 4× pump-outs$1,400
Septic: Repairs avg.$2,500
Septic 20-yr total~$13,900

Sewer: Connection fee$5,000–$15,000
Sewer: Monthly bill (avg.)$60/mo
Sewer: 20-yr payments$14,400
Sewer 20-yr total~$24,400
✅ Properly maintained septic typically saves $10,000+ vs. sewer over 20 years in FL.

Permit Fees by County (Sample)

CountyNew SystemRepair
Miami-Dade$625$325
Broward$585$290
Palm Beach$560$280
Orange$525$265
Hillsborough$510$255
Pinellas$490$245
Duval$475$240
Lee$450$225
Sarasota$440$220
Polk$415$210
Brevard$400$200
Rural counties$325–$375$165–$185
Fees change annually — always verify with your county health dept before budgeting.

Frequently Asked Questions

📞 Get a Free Estimate

We handle septic permits, installations, pump-outs, and repairs for all 67 FL counties.

🏆
FL Licensed
CPSC Certified
Same-Day
Emergency Service
📋
Permit Ready
We Pull Permits
💯
Guaranteed
Work Warranty

We'll call you within 2 hours!

What We Handle

New OSTDS installation — all system types
Routine pump-outs every 5 years
Emergency same-day service
Drain field repair and replacement
Aerobic and advanced system service
Permit applications and inspections
System abandonment when connecting to sewer
Pre-purchase septic inspections

Built for Florida homes - accounting for Florida's coastal corrosion and county permitting.

Serving Palm Beach County & Florida - get matched with a licensed plumber

Florida Quick Answers

How much does septic guide cost in Florida?

On this page, Florida septic guide estimates run about $20,000-$45,000, depending on home size, materials, and project scope. Use the calculator above for a Florida-specific estimate.

What affects the price?

Pricing depends on the size and layout of your home, the pipe 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 Septic Guide for typical Florida homes.

From this page: On this page, Florida septic guide estimates run about $20,000-$45,000, depending on home size, materials, and project scope. Use the calculator above for a Florida-specific estimate.

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 pipe 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.