Septic Systems in Clay County, FL

Regulations, costs, soil data & local providers

Pop. 218,245 ~16.5% on septic ~14,404 septic homes Poorly drained soil

Septic pumping in Clay County, Florida costs $400-$850 (avg $600). A new septic system installation costs $8,500-$17,000. USDA soil data rates 0% of county soils as suitable for septic absorption fields. Approximately 14,404 homes in this county use septic systems.

Septic System Costs in Clay County

ServiceLowAverageHigh
Pumping / Cleaning$400$600$850
Routine Inspection$300$450$650
Real Estate Inspection$600$850$1200
Minor Repair$1,050$1,500$7,400
Conventional Installation$8,500$12,150$17,000
Aerobic System Installation$15,950$22,800$31,900
Drainfield Replacement$8,500$12,150$17,000
Perc Test$1,250$1,800$2,500

Cost estimates based on regional market data for Clay County, Florida. Actual costs depend on system type, site conditions, and provider.

Soil & Septic Suitability in Clay County

Drainage Class
Poorly drained
Hydrologic Group
A/D
Unique Soil Types
39

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Osier 269 Poorly drained A/D
Ortega 261 Moderately well drained A
Albany 252 Somewhat poorly drained A/D
Leon 244 Poorly drained A/D
Meadowbrook 226 Poorly drained A/D

Septic Tank Absorption Field Suitability

USDA NRCS rates soil suitability for septic absorption fields across this county:

Not Limited (Good)0%
Somewhat Limited3.4%
Very Limited96.6%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Septic Regulations & Permits in Clay County

State Regulatory Body
Florida Department of Health
Inspection Required for Home Sale
No / Varies
Nitrogen Reduction Areas
Yes
Advanced Treatment Required
In designated areas

Enhanced Nutrient Reducing OSTDS required in Indian River Lagoon basin. 65% nitrogen reduction mandate by 2030.

Contact the Clay County health department for current permit requirements, fees, and approved system types.

Septic System FAQ for Clay County

How much does septic pumping cost in Clay County?
Septic pumping in Clay County, Florida typically costs between $400 and $850, with an average of $600. Costs vary by tank size (1,000-1,500 gallons is typical), ease of access, distance from the pumping company, and how full the tank is. Most homeowners should pump their tank every 3-5 years.
How much does a new septic system cost in Clay County?
A conventional septic system installation in Clay County typically costs $8,500-$17,000. An aerobic treatment unit (ATU) costs $15,950-$31,900. Given the predominantly poorly drained soils in this area, some sites may require alternative system types. Costs include the tank, drainfield, permits, and labor.
Do I need a permit for a septic system in Clay County?
Yes. Virtually all counties in Florida require a permit before installing, repairing, or replacing a septic system. The permit process typically involves a soil evaluation or percolation test, system design by a licensed professional, application to the county health department, and one or more inspections during installation. Contact the Clay County health department for current requirements and fees.
What soil types are in Clay County and how do they affect septic systems?
Clay County has predominantly Osier, Ortega, Albany soils. The dominant drainage class is Poorly drained with hydrologic group A/D. The USDA rates 0% of surveyed soils as "Not Limited" for septic absorption fields, 3.4% as "Somewhat Limited", and 96.6% as "Very Limited".
How often should I pump my septic tank in Clay County?
The EPA recommends pumping your septic tank every 3-5 years for a typical household. The exact frequency depends on tank size, household size, and water usage. A 1,000-gallon tank serving a family of 4 should generally be pumped every 3 years. With approximately 14,404 septic systems in Clay County, there are many local providers offering regular pumping services.
Can I install a conventional septic system in Clay County?
It depends on your specific site. USDA soil data shows that 96.6% of soils in Clay County are rated "Very Limited" for septic absorption fields, while only 0% are "Not Limited." This means many properties will require alternative systems such as mound systems, pressure distribution systems, or aerobic treatment units. A percolation test ($1250-$2500) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Clay County?
A well-maintained septic system in Clay County typically lasts 25-30 years, though some components may need attention sooner. The concrete septic tank itself can last 40+ years, while the drainfield — the most critical and expensive component — usually lasts 15-25 years depending on soil conditions (Clay County has predominantly poorly drained soils). Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.

Free Quote for Clay County

Get matched with licensed septic pros in your area. Free, no obligation.

Quick Facts

Population218,245
Est. Septic Homes14,404
Avg Pumping Cost$600
Drainage ClassPoorly drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $400-$850
Inspection: $300-$650
Repair: $1,050-$7,400
Installation: $8,500-$17,000

Data last updated: 2026-04-13