With important exceptions, housing production as a share of housing stock remains very low.

Total permits issued as a share of total housing units, 2010-2020

Note: Permit numbers for Boxborough included the same multi-family development in both 2015 and 2016, it has only been included once in this analysis.

Source: Census Building Permit Survey, U.S. Census Bureau ACS 5-Year Estimates. Get the data