The Census Bureau defines a housing unit as a house, an apartment, a mobile home or trailer, a group of rooms, or a single room occupied as separate living quarters (or if vacant, intended as separate living quarters). Housing units are classified as being occupied a?? either by owners or renters a?? or vacant.
In New Hampshire...
The total number of housing units was 614,754 in 2010.
The number of housing units increased by 8.6 percent from 1990 to 2000; and increased by 12.4 percent from 2000 to 2010.
In 2010, 59.9 percent of all housing units were owner occupied, 24.5 percent were occupied by renters.