The Census Bureau also released its July 1, 2015 estimates of the number of housing units for the nation, states and counties.

These estimates show that Texas gained more housing units than any other state between 2014 and 2015 (adding 162,000), with North Dakota experiencing the fastest rate of growth in the number of units (3.5%). Among counties with at least 2,000 housing units, McKenzie, N.D., added units at the fastest rate over the period, as the number rose 55.9% (from 3,760 to 5,862) .

Detailed data may be accessed here.