Septic Systems in Grady County, GA

Regulations, costs, soil data & local providers

Pop. 26,236 ~39.6% on septic ~4,156 septic homes Well drained soil

Septic pumping in Grady County, Georgia costs $300-$550 (avg $400). A new septic system installation costs $5,300-$10,650. USDA soil data rates 2.1% of county soils as suitable for septic absorption fields. Approximately 4,156 homes in this county use septic systems.

Septic System Costs in Grady County

ServiceLowAverageHigh
Pumping / Cleaning$300$400$550
Routine Inspection$200$300$400
Real Estate Inspection$350$500$700
Minor Repair$650$950$4,600
Conventional Installation$5,300$7,600$10,650
Aerobic System Installation$10,000$14,250$19,950
Drainfield Replacement$5,300$7,600$10,650
Perc Test$800$1,150$1,600

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

Soil & Septic Suitability in Grady County

Drainage Class
Well drained
Hydrologic Group
B
Unique Soil Types
30

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Orangeburg 320 Well drained B
Tifton 290 Well drained B
Norfolk 255 Well drained B
Faceville 235 Well drained B
Lakeland 170 Excessively drained A

Septic Tank Absorption Field Suitability

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

Not Limited (Good)2.1%
Somewhat Limited41.9%
Very Limited56%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Groundwater & Water Table in Grady County

Monitoring Wells
3
Avg Depth to Water
148.4 ft
Median Depth
141.3 ft
Shallowest Recorded
124.7 ft

Water table depths in this county are generally favorable for conventional septic systems.

Source: USGS National Water Information System. Based on 172 measurements from monitoring wells.

Septic Regulations & Permits in Grady County

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

County Boards of Health issue permits. Environmental Health Specialists conduct inspections.

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

Septic System FAQ for Grady County

How much does septic pumping cost in Grady County?
Septic pumping in Grady County, Georgia typically costs between $300 and $550, with an average of $400. 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 Grady County?
A conventional septic system installation in Grady County typically costs $5,300-$10,650. An aerobic treatment unit (ATU) costs $10,000-$19,950. Given the predominantly well 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 Grady County?
Yes. Virtually all counties in Georgia 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 Grady County health department for current requirements and fees.
What soil types are in Grady County and how do they affect septic systems?
Grady County has predominantly Orangeburg, Tifton, Norfolk soils. The dominant drainage class is Well drained with hydrologic group B. The USDA rates 2.1% of surveyed soils as "Not Limited" for septic absorption fields, 41.9% as "Somewhat Limited", and 56% as "Very Limited".
How often should I pump my septic tank in Grady 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. Some counties in Georgia have mandatory pumping schedules — check with your local health department.
Can I install a conventional septic system in Grady County?
It depends on your specific site. USDA soil data shows that 56% of soils in Grady County are rated "Very Limited" for septic absorption fields, while only 2.1% 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 ($800-$1600) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Grady County?
A well-maintained septic system in Grady 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 (Grady County has predominantly well drained soils). Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.

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Quick Facts

Population26,236
Est. Septic Homes4,156
Avg Pumping Cost$400
Drainage ClassWell drained
Septic SuitabilityVery limited

More in Georgia

Thomas County Decatur County Mitchell County Baker County Miller County Colquitt County

Common Septic Services

Pumping: $300-$550
Inspection: $200-$400
Repair: $650-$4,600
Installation: $5,300-$10,650

Data last updated: 2026-04-13