Replace Bathroom Vent Fan Cost

See typical tasks and time to replace a bathroom fan, along with per unit costs and material requirements. See professionally prepared estimates for bathroom fan replacement work. The Homewyse bathroom fan replacement calculator uses industry.

Bathroom exhaust fan replacement costs $150 to $550. The cost to install a new bathroom fan is $250 to $950 to vent the fan outside through the roof or wall. The average cost to replace a bathroom vent fan is $375.

The vent fan unit costs between $15 and $300 depending on the Cubic Feet per Minute (CFM) rating, Sone rating, and lighting options. For replacement bathroom fans, they can usually be installed in 2-3 hours at a cost of $200 to $500. To install a new bathroom fan in a finished bathroom will likely be at minimum $500 but can go as high as $1500 or more.

Whether you're doing a direct swap or you're upgrading and need new wiring and ductwork, this guide helps you understand the potential costs to replace a bathroom fan. Bathroom humidity can lead to mold and slippery floors. Learn about bathroom exhaust fan installation costs to combat the issue.

The cost to install a bathroom fan will vary based on multiple factors, including the bathroom size, how many fans you need, the type of fan, and more. In July 2025 the estimated cost to Install a Bathroom Fan starts at $339 - $878 per fan. Use our Cost Calculator for cost estimate examples customized to the location, size and options of your project.

Learn how much it costs to install a bathroom ventilation fan and see what factors impact the cost of adding a bath fan. The cost to install a new bathroom fan is $250 to $950 to vent the fan outside through the roof or wall. Toilet extractor fan prices are $50 to $150 on average, plus hiring an electrician $100 to $800 to install.