Cost To Add Second Floor Over Garage

In addition to construction of new garages our contractors can also provide other renovations such as this 2nd story room addition built over a detached garage or this garage with an upper level plus room for 2 rvs when building a 2nd story addition it is typically much more affordable to build an extra story over a garage than to do so over a lower level of your home.

Cost to add second floor over garage. Generally it costs less to add the second story if your foundation doesn t need reinforcing but that s not the case if reinforcement is necessary. The building of the second story will cost anywhere from 100 500 per square foot depending on the finishes and materials you use. Homeadvisor s home addition cost calculator gives average costs to build an extension per square foot. Garages are typically 20 to 24 from front to back and side to side.

3 building a stiff floor with the long spans of the garage below. While this major addition can cost anywhere between 90 000 200 000 it does add significant square footage and resale value to your home. Work with a builder or architect to make sure your home s structure and foundation can handle the additional weight. Don t forget the impact on adjacent spaces.

Find room addition costs by size 20x20 12x12 or room type including the cost to add a bedroom master suite bonus room over a garage bump out. Is it cheaper to add a second story or ground floor addition. One of the biggest home addition projects is adding a second story. A garage is a large structure so the architect designer needs to be careful to not draw attention away from the main house when adding the additional mass of a second story on top of a garage.

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 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. The first step in building the garage foundation is pouring the concrete which costs 140 per cubic yard a 12 by 24 by 6 slab equals 7 41 cubic yards and will cost about 740 for concrete poured directly by a chute from a mixer truck. At geoff and michelle s house supply lines for the second floor bath were tucked above the addition s floor joists and only the room s tub sits over the garage. The rest of the space is situated over the laundry room to tap into existing pipe chases.

According to salter spiral stair the approximate cost of finishing the bonus room over your garage is approximately 35 per square foot. Adding a room provides a return on investment of over 50. Put a room over the. Once you ve considered all the costs add an additional 20 to 30 percent for unexpected expenses.

This is calculated from standard costs for all of the different finishing pieces such as the insulation flooring and wiring step by step guide how to add bonus room above a garage. Average cost to build an addition.