Glue down is more for us. The glue often costs .75/ft. If the subfloor is concrete, sealer (2 coats) adds another .50/ft. Then you add $3/ft. minimum for the install itself. Nail downs start at $3/ft. Wood floors are all we do and we are very conscious of doing our jobs to the best of our ability.
1 Home addition cost estimates of $80 to $130 per square foot for a basic family room addition is common. 2  If the home addition includes a bathroom and/or a kitchen, the room addition costs can easily escalate to $200-250 per square foot.
In 2011, the average cost per bedroom was $1,141. This is a much greater increase than inflation. The [Consumer Price Index] in June 2011 was 225.922 while the December 2012 one was 229.594, so you would expect $767/room then to turn into $780/room now instead of the $895 we actually see.n 2011, the average cost per bedroom was $1,141. This is a much greater increase than inflation. The [Consumer Price Index] in June 2011 was 225.922 while the December 2012 one was 229.594, so you would expect $767/room then to turn into $780/room now instead of the $895 we actually see.