The NAHB quantifies regional differences in sales and contract prices per square foot by looking at single-family homes started in 2013.
The most expensive homes are contractor-built homes in the Pacific and New England divisions with median contract prices of $145 and $143 per square foot, respectively. Meanwhile, the most economical homes are started in the South region, where median sale prices per square foot (excluding lot value) range from $73, below the national sale price of $86 per square foot, the NAHB finds.
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