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Miami-Dade County, FL · Septic System Installation

Septic System Installation in Miami-Dade County

A new or replacement system in Miami-Dade County starts with a soil test and a permit — not a shovel.

See 29 verified pros

Installing a septic system is the largest-ticket job a septic owner faces, and the design is dictated by your land: soil type, how fast it percolates, and how high the water table sits all decide what system you're allowed to build and what it costs.

Every legal install begins with a site evaluation and a county permit. The output of that evaluation — conventional drainfield, engineered mound, or an aerobic/nitrogen-reducing unit — is what drives the final price far more than the tank itself.

Local conditions in Miami-Dade County

Local ground is the deciding factor in Miami-Dade County: almost no natural separation, so systems depend on fill and are quick to flood. And the rules here matter — filled/mounded systems are the norm given the high water table and rock, which can raise the cost of a new system considerably.

How a septic installation works

  1. Site & soil evaluation. A licensed evaluator or engineer tests percolation and locates the seasonal high water table to determine what the soil can handle.
  2. System design. The system is sized to your soil and the number of bedrooms, and the type is chosen — conventional, mound/filled, or aerobic.
  3. County permit. Plans are submitted to the county health department for an OSTDS construction permit before any work begins.
  4. Tank and drainfield install. The tank is set and the drainfield is built to spec, with fill brought in where the water table requires elevation.
  5. Final inspection. The county inspects the open system and signs off before it's covered and put into use.
What drives the cost
  • System type — conventional vs. mound vs. aerobic/nitrogen-reducing
  • Soil and water table (high water tables require expensive fill)
  • Drainfield size, which scales with bedroom count
  • Permit and engineering/site-evaluation fees
  • Site access and how much excavation is needed
  • Tank material and capacity
How to choose a pro
  • Use a licensed Registered or Master Septic Tank Contractor
  • Make sure they pull the county permit (never skip it)
  • Insist the design matches your soil/site evaluation
  • Get the warranty and final county approval in writing

29 septic system installation providers in Miami-Dade County

License-verified contractors (active state license) are listed first.

Angel Rosario

Verified · Lic. SR0141743
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Antonio Garcia

Verified · Lic. SR0101664
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Bryan Zero

Verified · Lic. SR0161772
Hialeah, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Dura Bryant

Verified · Lic. SR0141734
Opalocka, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Francisco Casanova

Verified · Lic. SR0031146
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Guillermo Suarez Iii

Verified · Lic. SR0221943
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Guillermo Suarez Jr

Verified · Lic. SM0890867
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Master Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

James Rose

Verified · Lic. SR0890415
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Javier Rivero

Verified · Lic. SR0001344
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Jorge Casanova

Verified · Lic. SR0121705
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Jorge Millan

Verified · Lic. SM0971292
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Master Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Jose Bolanos

Verified · Lic. SR0971276
Doral, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Jose Sibila

Verified · Lic. SR0061502
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Jose Smith

Verified · Lic. SR0890882
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Juan Hernandez

Verified · Lic. SR0991449
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Juliet V'miranda

Verified · Lic. SR0231959
Homestead, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Kemble Ettrick

Verified · Lic. SR0061536
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Lewdy Toledo

Verified · Lic. SR0101662
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Michelet Petit

Verified · Lic. SR0031425
Miami Gardens, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Ramon Ceballos Jr

Verified · Lic. SR0191850
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Raul V'miranda

Verified · Lic. SR0141736
Homestead, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Roberto Rodriguez

Verified · Lic. SM0021421
Homestead, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Master Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Santiago Martin

Verified · Lic. SR0900928
Homestead, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Sarima Batista

Verified · Lic. SM0181814
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Master Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Saturnino Alfonso

Verified · Lic. SR0221925
Hialeah, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

William Woodard

Verified · Lic. SR0001342
North Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Yerandis Leal

Verified · Lic. SR0181820
Hialeah, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Yerobis Leal

Verified · Lic. SR0991445
Miami, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25

Yusleidy Abreu

Verified · Lic. SR0241991
Princeton, FL
Septic Tank PumpingSeptic RepairSeptic InspectionSeptic System Installation
Registered Septic Tank Contractor · FL DEP OSTDS · verified 2026-06-25
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Septic System Installation in Miami-Dade County — FAQ

What does a new septic system cost in Miami-Dade County?

Conventional systems commonly run from several thousand dollars to well over $10,000; mound and nitrogen-reducing systems cost more. Soil and water-table conditions in Miami-Dade County are the biggest cost driver.

Do I need a permit to install a septic system in Miami-Dade County?

Yes. Permits are issued by the Florida Department of Health in Miami-Dade County (Environmental Health / Onsite Sewage), operating under FDEP's statewide OSTDS program., and the system must pass inspection before use.

How long does an installation take?

Once permitted, the install itself is often 1–3 days, but evaluation and permitting can add weeks. Plan ahead.

Other services in Miami-Dade County

Emergency Septic ServiceSeptic RepairSeptic Tank PumpingSeptic Inspection

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