US / homes Average Size of US Homes, Decade by Decade It's nearly tripled since 1950 By Newser Editors, Newser Staff Posted May 29, 2016 12:17 PM CDT Copied A "sold" sign sits in front of a house under the final stages of construction in Plano, Texas. (AP Photo/LM Otero, File) 24/7 Wall St has a list that shows how the typical American home has changed from 1920 to 2014. And that mainly means the homes have gotten way bigger. The list tracks various stats year by year, including average square feet. Here's a sample, with the figure referring to the average floor area of a new single-family home: 1920: 1,048 square feet 1930: 1,129 1940: 1,177 1950: 983 1960: 1,289 1970: 1,500 1980: 1,740 1990: 2,080 2000: 2,266 2010: 2,392 2014: 2,657 Click for the full list. (More homes stories.) Report an error