Our new Cost Escalation Report is designed to address and help mitigate the challenges associated with accurately measuring construction cost escalation across major markets in Canada, and specifically, within the high-rise multi-family sector.. Two (2) reports a year are issued for each market; each edition is based on data collected six months prior to the month of issue (i.e. All floor area within and including the exterior walls of the main building. It expresses costs as the average cost per square foot of rentable area. For prime offices, New York had one of the highest construction costs in the United States, averaging about 500 U.S. dollars per square foot. Costs are derived from a building model that assumes basic components, using union labor for a 7000 square foot … The following analysis estimates the cost to build an office (1 story) using US National Average costs from 2013 RSMeans cost data. In fact, location alone can represent as much as 70% of the cost driver for a single-story office building, with the median for this type of construction ranging between $160 and $170 per square foot. The cost tables are based on square foot areas which include the following: 1. ), delivery, foundation and the cost of construction. Construction Cost Estimates for Office (1 Story) in National, US. Big Box Stores: Box stores such as those for home improvement were the second most expensive – ranging from $44.25-$48.00 per square foot for construction… An average commercial steel building costs between $16 and $20 per square foot, including building package (I-Beams, purlins, girts etc. Costs represented here assume a 25,000 gross square foot floor plate with 50 percent offices and 50 percent open plan. These stores were found to be the most expensive to build, with costs averaging $60.45-$70.06 per square foot for construction. 3. Below, we examine Kirksey Architects’ 2019 Cost Breakdown for finishing the interiors of office buildings in Houston. that larger buildings generally cost less per square foot than smaller buildings. 2. Inset areas such as vestibules, entrances or porches outside of the exterior wall but under the main roof.