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How Much To Replace A Septic Tank: Costs Breakdown & Savings Tips

Updated: 13 minutes ago

Are you facing a failing septic system issue? It is a bit overwhelming, especially at the time when you realize it needs a full replacement. When thinking about replacement, you might wonder how much to replace a septic system. 


Many owners are heading to this query. But the truth is, its cost depends on factors such as tank size, material, location, and even soil condition. Continuous slow drains, unpleasant smells, and water backing are the common signs of septic tank repair and replacement needs. 


So, knowing about new septic system installation costs is essential for staying under your budget. Let's break down its costs in detail so you can make an informed decision without any stress. 


Why Would You Need To Replace A Septic Tank?


Why Would You Need To Replace A Septic Tank

Understandably, septic tanks don’t last forever. There is a specific time or age limit for its usage. Most systems can last only 20 to 40 years. But continuous maintenance and wear and tear can change their life expectancy. If you notice an unpleasant smell, show drains, and water backup signs then it means your system needs an inspection. 


Other red flags that cause a septic system to fail include pooling water near the tank, lush greenery, yard smell, and health issues. Sometimes, it’s not just about damage, if your household has grown or your water usage has increased. Then, it means your current tank size and location might not cut it anymore. 


Older systems might not meet today’s standards, so replacing your septic tank according to local rules is essential. So that you can prevent bigger problems down the line.


How Much Does It Cost To Replace A Septic Tank: Cost Breakdown


How Much Does it Cost to Replace a Septic Tank: Cost Breakdown

Replacing your septic tank with the new one is a major home improvement project. Prior understanding of its overall cost is key for an effective system application. 


The overall price may change depending on tank size or location and type of septic system. On average, most homeowners can expect to pay between $3000 to $10000. But let us know the cost breakdown first and then plan it according to your budget.


Septic Tank Material Cost


Your selection of a septic tank also impacts its cost. Every septic system has its own cost. That is:


  • Concrete Tanks: These types of tanks are more durable, long-lasting, and widely used. Its installation price is $700 to $2000. For instance, a 1000-gallon concrete septic tank is $2500 or more. 


  • Plastic/Polyethylene Tanks: These septic tanks are lightweight and more resistant to corrosion. If you’re considering it, the cost of a septic is between $500 to $1500. These tanks are easy to install but they are not as durable as concrete tanks. 


  • Fiberglass Tanks: Fiberglass septic tanks are more durable and resistant to corrosion and natural wear and tear. Its costs are between $1200 to $2000 or more.


Labor And Installation Cost


The labor and installation cost is also included in it. Ensure to hire a septic system installer for the best application of it. This cost depends on the location and complexity of the installation. Mostly its cost is between $1500 to $4000. This includes:


  • Excavation and removal of the old tanks. 

  • New tank installation and connection with the leach field.

  • Cleaning nearby and inside the tank of restoration. 


If your prosperity has rough terrains such as rocky soils or other its cost may increase accordingly.


Tank Size


Additionally, the size of the septic tank also depends on household needs which increases costs. A 5,000-gallon septic tank cost for larger families may be between $3000 to $4000 or more. 


A 1,000-gallon concrete septic tank cost range is between $900–$1,500. Ensure to get an estimation of tank size to save money over it. 


Permits And Inspection


Some areas of the state allow homeowners to get permission first and then opt for this solution. This process also takes some time and cost. Its cost is anywhere from $200 to $500 or more. 


This fee depends on the local waste management team inspecting the tank and ensuring it complies with local laws. Skipping it can lead to fines and major issues later, and your investment will be worth it. 


Drainfield Replacement Cost


During the inspection by hiring a professional septic tank handler, they also check the condition of the drain field. If it’s damaged or needs updating, then its replacement costs anywhere from $5000 to $12000. 


The cost may change depending on size and soil condition. So, it’s advisable to do a proper analysis of your tank first, consider your budget, and then go for a new tank installation process.


Additional Costs To Consider For New Septic Tank Installation


Here are some additional and average cost breakdowns that everyone must consider:

Component

Additional Cost

1500-gallon Concrete Septic Tank Cost

$3,500 - $7,000

Septic Tank Price for Mobile Home

$2,500 - $5,000

Anaerobic Septic System Cost

$2,000 - $5,000

Excavation and Removal

$1,000 - $3,000

Site Restoration

$500 - $2,000

Soil Testing

$300 - $600

Landscaping

$500 - $2,000

Unexpected Repairs (Septic tank baffle replacement)

$500 - $2,000

What Are The Factors Affecting The Septic Tank Replacement Cost?


What are the Factors Affecting the Septic Tank Replacement Cost

The cost isn't confined to septic tank replacement only, the other nearby factors also impact its overall cost. These factors include:


  • System Complexity: Advanced systems like aerobic septic systems or those with advanced treatment features cost more due to their sophisticated design and installation requirements.


  • Local Labor Rates: Labor costs vary by region, with urban areas often charging more than rural ones due to higher demand and operating costs.


  • Accessibility Of The Site: If your property is hard to access or requires special equipment, excavation and installation costs will increase.


  • Seasonal Factors: Installing a septic tank during rainy or winter seasons can be more expensive due to difficult working conditions.


  • Tank Depth And Placement: Deeper tanks or those requiring specific placement (e.g., far from the house) can raise costs due to additional labor and materials. 


  • Type Of Drain Field: The leach field design (conventional vs. alternative) can impact costs, especially if advanced systems like mound systems are needed.


  • Local Regulations And Codes: Stricter local regulations may require additional features or inspections, increasing the overall cost.


  • Waste Volume And Usage: Larger households or properties with higher water usage may need bigger tanks or more complex systems, driving up costs.


How To Save Money On Septic System Installation?


How To Save Money On Septic System Installation

Although the overall septic tank failure cost with a new one, may seem like an out-of-budget installation. But it’s an essential thing to consider for human health and environmental safety. Here are some tips that you must consider for saving money on it:


  • Get quotations from several septic system repair contractors to find the best one that relies on your budget. 


  • Ensure to select a green septic tank or energy-efficient system to save long-term investment over it. 


  • Prefer to do DIY drain field replacement so that you save money on its inspection. 


  • Consider the installation and schedule maintenance during the off-season to get a maximum discount on it. 


  • Do a regular septic system maintenance inspection to save money on replacing the septic baffle replacement or overall. 


  • Ensure to use a septic tank cover to prevent septic flies that cause human health issues. 


  • Prefer your house members and ensure to have a tank size accordingly. 


Conclusion


Septic tank replacement with a new one is essential if it is causing problems for you. If you notice any major signs of toilet gurgling sounds, odors, or clogging, be sure to replace them quickly. 


Such signs should not be ignored or delayed as it costs more in the end than it’s expected. Ensure to do regular or weekly septic tank pumping from experts so that you save money on it. 


At Barnes Sewer & Septic, we are committed to providing any septic system-related service. If you want septic tank repair and replacement service at an affordable price you can schedule it with us. For this, call us at (765) 584-7295 for further information. 


FAQs


How Long Does A septic Tank Last?


The septic tank lasts between 20 to 40 years. It depends on maintenance and usage of items that are flush-downs. 


Can I Repair My Septic Tank Instead Of Replacing It?


Yes, you can repair it from professionals if the issue is minor. But for the major issues you need to replace it fully. 


How Often Should A Septic Tank Be Pumped?


You should pump your septic tank every 3 to 5 years. But if you find issues more often then you should replace them. 


How Much Is A New Septic System For A 2-Bedroom House?


For a 2-bedroom house, a new septic system cost is between $3000 to $7000. It depends on the tank size and its installation.


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