The average cost of living for an American [edit]. 1  $20,194 per person per year according to Bureau of Labor Statistics (value given divided by 2.5 average household size ('consumer unit') - [1].
Their annual salaries vary according to industry and place of employment. Concrete finishers made a mean annual $39,370, with the lowest-paid 10 percent earning $23,180 yearly, and the highest-paid 10 percent making $62,600 per year.
Together with the cost of materials, concrete cost in Oklahoma runs between $161.10 and $232.56 per square foot. However, equipment costs remain the same no matter how big the job, and labor is more expensive for a one hour job than a three hour job, larger concrete jobs will not be exponentially more expensive.