These numbers were pulled from the cost vs value report by remodeling.

How much for a bathroom addition. Average cost of a small bathroom addition: The average cost to add a basic shower stall in your bathroom is around $5,000, depending on the size and materials. A bathtub or shower addition costs an average of $4,000.

Average bath in existing space cost: A bathroom addition in the existing space will be a lot cheaper than building out a brand new space for a bathroom. The average cost to renovate a bathroom ranges from $3,000 to $30,000 and beyond, depending on the size and scope of the project.the national average in the u.s.

Size also influences the cost because larger bathrooms also tend to be more complex — because they have room to be. The average bathroom addition costs around $39,000. Cost to add a second story:

Whether a single light for the bathroom addition or a set, the cost typically ranges from $175 to $1,000. Adding a bathroom to your house costs between $12,000 and $85,000. The average bathroom addition cost is $15,000, but this price can vary greatly depending on the square footage and the features you want to add.

Average bathroom in a new addition cost: If you have to opt for adding a brand new room, the cost will be much higher than converting a space you already. The average bathroom remodel costs around $17,000.

Other times, you may need to have an entirely new room added to the house. As a result, the typical. The average cost of adding a bathroom.