2nd Floor Addition Cost

Average costs and comments from costhelper s team of professional journalists and community of users.

2nd floor addition cost. Second floor addition with multiple rooms 1 500 sq ft. While excavation costs average 2 559 per homeadvisor if your addition is larger than average you ll end up paying more. These can be as much as 5 7 of the total cost. Concrete for footings is approximately 75 per cubic yard while support beams and roof trusses run between 15 and 30 per square foot.

All the plumbing will have to be brought up to the second floor as well as the electrical wiring. Second story addition costs the cost to build a whole new floor of home space is never cheap. Compare the costs of prep work. The ability to stay in the neighborhood you ve lived in.

The national average cost of a room addition is 25 000 but ranges from 10 000 to 80 000. In san diego quotes range from 300 to 400 per sq ft. In san diego quotes range from 300 to 400 per sq ft. Talk to local contractors who have done this sort of project before.

Adding a bathroom by converting existing floor space starts around 3 000 6 000 depending on easy access size and quality of fixtures and other amenities but can run 7 000 25 000 or more for spa like master baths or projects with poor access to. 200 000 475 000 sun room or three four season room without heat 250 sq ft 30 000 55 000 if you are planning a complex project such as a two floor addition you will need to hire an architect and budget for his fees. You re essentially building an entirly new house on top of your existing home without the cost of a foundation. One of the most common 2 story addition reconfigures the existing house into an l or t shape the average job cost for a two story addition is 152 470.

How much a home addition should cost. Be prepared to spend at least 150 per square foot and as much as 300 per square foot of new space. In some cases second story addition plans could be a big money saver in others the real payback is something you can t put a price on. Building a second story addition with multiple rooms costs 100 000 to 350 000 depending on the size complexity and quality of materials.

For example in seattle ballpark quotations for 2nd floor building cost range from 500 to 650 per sq ft. Your room addition project cost will depend on the number of square feet material and construction costs repair work required on the existing structure to complete the add on and what contractors in your area are charging for the job.