There is no certain answer to this question as the price for the construction of one square foot of a standard house in Carmichael, California depends on a significant number of factors and conditions. Among them is the total area of the potential housing, the number of stories, the materials you are going to use for the construction and finishing work. And yet, the approximate average cost of one square foot of a standard house in this area amounts from 150 US dollars per sqft up to 250 US dollars per sqft. Anyway, when planning your new home building you contact some of the general contractors, order a consultation which is usually free of charge, get preliminary bids, and compare prices.