Septic Tank Installation Cost in Philadelphia, PA

Looking for septic tank installation cost in Philadelphia, PA? Call SepticTank Pros for a contact a provider — no obligation. Licensed septic pros serve Philadelphia and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

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What affects the price

The final bill for septic work depends on a few specific variables. First, the size of your tank and the total volume of waste removal play a role. We also look at the accessibility of your tank lids; if they are buried deep underground or hidden under landscaping, extra labor is required to reach them. The distance from our truck to the tank also impacts the setup time. Every property has unique plumbing needs, and exact pricing is confirmed free on the call.

About this service

The price for a new septic system typically ranges from several thousand to over ten thousand dollars depending on the project. Factors that influence this include the type of soil on your land, the size of the tank required for your household, and the difficulty of the excavation work. More complex systems, like those requiring lift pumps, will be on the higher end of the spectrum. Exact pricing confirmed free on the call.

Frequently asked in Philadelphia

What is the purpose of a septic tank?

A septic tank serves as the primary treatment unit for household wastewater. It receives all sewage and allows solids to settle to the bottom, forming sludge, while grease and lighter materials float to the top as scum. The liquid effluent then flows to a drain field for further purification by the soil. This process protects local water resources.

What is the average cost of a septic tank?

How long do septic tanks usually last?

When professionally installed and properly maintained, a septic tank system can last for 20 to 30 years or even longer. Regular pumping and avoiding the disposal of non-biodegradable items are critical to maximizing its lifespan. The quality of the initial installation in Philadelphia and the materials used are also significant factors. Consistent care ensures longevity.

How often do septic tanks need to be emptied?

Most septic tanks require pumping every 3 to 5 years for optimal performance. This frequency can vary depending on the number of occupants in the home and the tank's size. Properties that frequently use garbage disposals may need more frequent pumping. Regular maintenance is key to preventing clogs.

How much does it cost to have a septic tank pumped?

The expense of pumping a septic tank in the Philadelphia area generally depends on the size of the tank and the service provider. This is a critical maintenance task that is significantly less costly than addressing major repairs or a system replacement. It's a vital step in maintaining your septic system's health. Call to get an estimate for this service.

How often should a septic tank be pumped?

The general recommendation for septic tank pumping is every three to five years. This timeframe can be adjusted based on household size and usage patterns. If your household is larger or you use a garbage disposal frequently, you may need to pump it more often. Regular pumping prevents sludge and scum buildup.

Also serving nearby: Trenton · Allentown · Reading · Elizabeth · Newark

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More on this: EPA SepticSmart — maintenance schedules.

Service area details

1,550,542residents

11,540per sq mile

8ZIP codes served

Serving all of Philadelphia — population 1,550,542; about 11,540 residents per square mile across 134.4 sq mi. ZIP codes covered include 19019, 19092, 19093, 19099, 19101, 19102, 19103, 19104.

Neighborhoods served in Philadelphia: Center City, West Philadelphia, South Philadelphia, North Philadelphia, Northeast Philadelphia — and every surrounding area.