Average Cost to install a composting toilet in the US

Updated 2025

Estimate Breakdown

Alert Add all required items to calculate the estimated cost for the completed work.
material
$0.00
Composting Toilet (material) Info
$30.00 × 1 EA
$ × 1 EA
$0.00
Installation Supplies Info
$30.00 × 1 EA
$ × 1 EA
$0.00
labor
$0.00
Labor to Install Composting Toilet Info
$30.00 × 1 HRS
$ × 1 HRS
$0.00
Demolish Existing Toilet Info
$30.00 × 1 HRS
$ × 1 HRS
$0.00
$0
$0
Finish Level Info
Project Size Info
EA
Contractor Markup: Info
%
Avg. cost in United States $ 2,700.00
Avg. cost per EA: $225.05
Contractor Markup: $450.00
Alert The cost of installing a composting toilet in United States, including materials and labor, ranges between $1244.00/EA and $3964.00/EA. The price depends on the type of composting toilet (self-contained, central, electric, non-electric), the level of finish, the complexity of the installation, and any additional plumbing or electrical work required.
Estimate Assumptions The costs associated with installing a composting toilet can vary significantly based on several factors. These include the type of composting toilet selected, such as self-contained or central systems, as well as the level of finish desired. Additionally, the complexity of the installation, which may involve plumbing or electrical work, will also influence the overall costs.
Project Timeline The timeline for installing a composting toilet generally involves several key phases. Initially, preparation of the installation site is necessary, which may include demolition of an existing toilet if applicable. Following this, the actual installation process takes place, which includes assembling the composting toilet and connecting any required plumbing or electrical components. Finally, cleanup is essential to ensure the area is left tidy and functional.
Composting Toilet: Comprehensive Guide for Residential Contractors Installing a composting toilet is an important project that promotes sustainability and eco-friendliness in residential settings. These toilets utilize aerobic decomposition to convert human waste into compost, offering a viable alternative to traditional flush toilets. The choice of materials, including the type of composting toilet and installation supplies, plays a crucial role in the success of the project, as does the labor involved in the installation process.
Best Practices To ensure a successful installation of a composting toilet, it is recommended to follow several best practices. First, carefully assess the site to determine the best location for the toilet, considering factors such as ventilation and accessibility. Use high-quality materials for installation to enhance durability and performance. Additionally, ensure that all plumbing and electrical connections are made according to local codes and standards, and conduct thorough quality checks throughout the installation process.
Conclusion The installation of a composting toilet is a valuable investment in sustainable living. By understanding the various components involved, from materials to labor, and adhering to best practices, contractors can deliver a successful project that benefits both the environment and the homeowner. This project not only reduces water usage but also contributes to waste reduction and resource recycling.
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