There Was No Boom In Home Sizes

I wrote yesterday that there was no particular boom in construction of new homes during the “housing boom” of the aughts. This prompted several correspondents to write that their may not have been an unprecedented boom in new starts, but I need to consider the boom in home sizes. Again, though, while home sizes certainly increased they didn’t increase at any kind of unusual rate. The Census Bureau has convenient data (PDF) going back to the 1970s:

Nobody would look at this and say to themselves “omg, housing boom!”

This was a boom:

That, however, was a boom in the price of houses (or more precisely land), not the construction of houses.