

A small 12x12 bedroom (144-square-feet) with a foundation and a roof will cost in the neighborhood of $12,400 to $22,300 if you choose to add it to the side of the house. The cost to add a bedroom is $100 to $155 per square foot, or about $10,300 to $24,900 on average. The following examples reflect the general cost of the project. The cost of labor in the area where you live will also impact the price. It’s impossible to figure the exact cost of adding a room to a house until you know the size of the room and every aspect of what’s built into it. Finally, hire a general contractor who will coordinate all the development and building in the correct order. Next, hire a structural engineer to make sure the addition plans are sound before construction. When considering a significant room addition, be sure to consult with an architect to draft the design and style you're looking for. You can build a detached garage or workshop. You can also convert one kind of room to another kind of room better suited to meet your needs. You can build up by adding a second floor, or you can build out and add a room by adding a section of house that attaches through an opening in an outside wall. There are many ways to increase your square footage. When adding a bathroom that requires plumbing, expect to spend from $18,000 to $47,000. Costs below are figured at $86 and $208 per square foot to show the most basic cost to the highest.Īt $128 per square foot, a 10x20 bedroom addition costs $25,600 on average, while a 20x20 family room ranges from $51,200. An average 300 square foot addition costs $25,800 to $62,400 while a 400 square foot addition runs $34,400 to $83,200.

Home Addition Cost CalculatorĬalculating by square footage is quite accurate when trying to assess the final cost of an addition. The more luxurious the design of the addition, like a chef’s gourmet kitchen with smart appliances and heavier electrical needs, the higher the price-at $400 per square foot or higher. Every door, window, and wall adds to the price. Features such as bedrooms and bathrooms with luxury fixtures start raising that square footage price. On average, the addition consists of a basic room with necessary electrical wiring and little to no plumbing. Home Addition Cost Per Square Foot Quality The final cost depends on if your building-up or building-out, labor costs, and the quality of materials used. Home Addition Cost Per Square FootĪ home addition costs between $86 and $208 per square foot, with most spending $128 per square foot on average.

Each type of addition project has estimated prices primarily based on the size that we'll cover below. You can add a bathroom, master bedroom suite, build an in-law apartment, build a detached garage, family room, or add a second floor.īuilding an addition increases the square footage, which adds value to a home.

There are many options to choose from when planning to add extra space to your home.
HOME BUILDING ESTIMATE COST FREE
To get started, get free estimates from home addition contractors near you. A room addition costs from $86 to $208 per square foot depending on the room size, materials, labor, location, and if your building-up or out.Īdding a room provides a return on investment of over 50%. The average cost to build a home addition or add a room is $48,000, with most homeowners spending between $22,500 and $74,000.
