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How Much Does It Cost to Repipe a House? 

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The plumbing system is one of the most critical infrastructures in our homes. But, like everything else, it might need an overhaul with time. If you’re experiencing discolored water, reduced water pressure, or even potential water damage due to old pipes, it’s likely time to consider repiping. The burning question on your mind might be, “How much does it cost to repipe a house?” Well, several factors come into play.

As a homeowner, it can be helpful to know the factors that can influence the cost to repipe a house. This way, you can make a confident, informed decision. Let’s delve into these factors in more detail below.

Size of the House

Unsurprisingly, the larger your home, the higher the cost to repipe. A larger house typically has more water lines, requiring more materials and labor.

When it comes to repiping, every water line needs to be assessed, removed if necessary, and replaced with new pipes. This replacement involves materials such as pipes, fittings, and connectors, which are purchased based on the number of lines that require replacement. Therefore, in a larger house, the sheer volume of materials needed tends to be higher compared to a smaller dwelling.

Number of Plumbing Fixtures

The number of plumbing fixtures in your home plays a pivotal role in determining the scope and intricacy of a repiping project. Plumbing fixtures encompass a wide range of appliances and fittings, including sinks, toilets, showers, bathtubs, faucets, and even laundry machines. Essentially, any point where water enters or exits your plumbing system constitutes a plumbing fixture.

As you might imagine, each of these fixtures necessitates a connection to the new piping system during a repiping endeavor. This means that the more fixtures you have, the more intricate the network of pipes and connections becomes. Consequently, a higher fixture count leads to increased complexity in the repiping process.

Type of Pipe Material

When it comes to plumbing, the choice of pipe material is a crucial decision that can impact the longevity, cost, and functionality of your plumbing system. Different materials offer varying degrees of durability and price tags. Here, we explore the most common types of pipe materials and their key characteristics. The choice of material will depend on your budget and desired durability.

Copper Pipe

  • Durability: Copper pipes are renowned for their exceptional durability, making them a favored choice in plumbing systems. They have the potential to last up to an impressive 100 years, making them a long-term investment in your plumbing infrastructure.
  • Cost: One important consideration when opting for copper pipes is their cost. Copper is generally more expensive than alternative materials, which can make it less budget-friendly for some homeowners or projects. However, the durability and longevity of copper pipes can justify the initial investment over time.

Copper pipes are often chosen for their resistance to corrosion, temperature stability, and ability to handle high water pressure. They are commonly used in residential and commercial applications, especially where reliability and longevity are top priorities.

Cross-Linked Polyethylene (PEX)

  • Durability: PEX pipes offer a good balance between durability and affordability. While they may not match the 100-year lifespan of copper pipes, they are still quite robust and can last for several decades when properly installed and maintained.
  • Cost: PEX pipes tend to be less expensive than copper, making them an attractive option for those working within budget constraints. Their lower material cost, ease of installation, and flexibility contribute to their affordability.

PEX pipes are known for their versatility. They can handle a wide range of temperatures and are less susceptible to freezing, making them a popular choice for both hot and cold water distribution. Their flexibility allows for easy installation in tight spaces, reducing labor costs.

Size of the Pipes

The size of the pipes used in your plumbing system plays a crucial role in ensuring the efficient and effective distribution of water throughout your home. It’s important to understand that different parts of your plumbing system will have unique requirements when it comes to pipe size. This is primarily due to the varying water supply demands that different fixtures and appliances have.

When planning a repiping project for your house, it’s essential to consider the specific needs of each area or fixture that will be connected to the plumbing system. For instance, kitchen sinks and bathroom faucets typically require smaller pipes since they have lower water demand compared to fixtures like showers, bathtubs, and washing machines. On the other hand, these high-demand fixtures necessitate larger pipes to ensure a steady and robust water supply.

Accessibility of the Pipes

The accessibility of your pipes plays a pivotal role in determining the overall cost associated with repiping your house. This crucial factor can significantly influence both labor and material expenses, and understanding its implications is essential for making informed decisions when considering a repiping project.

When plumbers can reach the pipes without encountering obstacles or having to dismantle complex structural elements, they can work more efficiently and complete the project in less time. As a result, labor costs are likely to be lower in such cases.

Conversely, situations where the accessibility of pipes is compromised can lead to increased costs. If professionals undertaking the repiping project are confronted with a maze of intricate structures, such as tight corners, hidden passages, or obstructions, it may necessitate additional time and effort to navigate through these challenges. 


In certain cases, embarking on a seemingly straightforward repipe project for your plumbing system can evolve into a more complex endeavor, necessitating the inclusion of additional components and enhancements. These supplementary elements not only serve to improve the overall functionality and efficiency of your plumbing system but also have a notable impact on the project budget.

One common addition to a repipe project is the installation of a new water heater. While the primary focus of repiping may be to replace aging or deteriorating pipes, it often becomes evident that the existing water heater may also require an upgrade. An older water heater might be less energy-efficient and prone to frequent breakdowns, resulting in an inconsistent hot water supply. By incorporating a new, more energy-efficient water heater into the project, you can ensure that your plumbing system operates optimally and that you have a reliable supply of hot water.


Permits can play a pivotal role in the process of repiping your home. Depending on the specific regulations and building codes in your local area, you may be required to obtain permits before embarking on a home repiping project. While it’s true that these permits can add to the overall cost of the endeavor, they are essential for several compelling reasons.

Why Repiping Is Essential

You might wonder, with all these potential costs, is it really necessary to repipe a house? In many cases, the answer is a resounding yes. Persistent plumbing repairs can be a drain on your finances and time. Investing in comprehensive repiping can save you money in the long run. Plus, the peace of mind that comes with a reliable water supply and reduced risk of water damage is priceless.

Moreover, symptoms like discolored water can be a health hazard and a sign that your pipes are deteriorating. In such cases, repiping isn’t just a matter of choice but of necessity.

Repiping a home becomes necessary when the plumbing system begins to show signs of age, wear, or damage that compromise its functionality and safety. This critical home improvement project involves replacing the existing pipes with new ones, ensuring a more efficient and reliable water distribution system.

Several factors may trigger the need for repiping. One of the most common reasons is the deterioration of old pipes, such as galvanized steel or polybutylene, which are prone to corrosion and leaks over time. These issues not only disrupt water flow but also pose health risks due to potential contamination.

Choose the Best Repiping Service in Sacramento

If you’re convinced that it’s time to upgrade or overhaul your home’s plumbing system, choose a provider with experience and expertise. Lee’s Air, Plumbing & Heating has been serving the residents of Fresno, CA, and the surrounding areas since 1981. We understand the nuances of repiping and ensure the job is done right, on time, and within budget.

Schedule Your Appointment Today

So, how much does it cost to repipe a house? As you can see, the cost to repipe a house can vary depending on several factors. From the type of material you choose to the size of your home, many elements influence the final price tag. But, the benefits of a new and improved plumbing system are undeniable.

Are you ready to get started with a repiping service in Sacramento? If so, don’t hesitate to reach out to our professional team for assistance. With Lee’s Air, Plumbing & Heating by your side, you can be assured of top-notch service.

Schedule your whole-home repiping services today with our reliable repipe specialists in Sacramento! When you let us take care of your water lines, we’ll ensure you have a hassle-free experience and a plumbing system that will last for decades. After all, a reliable water supply is an invaluable commodity. Don’t compromise; choose the best.

Thomas Howard

Written by Thomas Howard

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