New Speculatively Built Single-Family Detached Home Lot Size Drops to Record Low in 2019

According to the U.S. Census Bureau, the average lot size of a speculatively built, new single-family detached homes dropped to 8,177 square feet, or 0.188 of acre in 2019. This is 390 square feet less than in 2018, and sets a new record low.  While the national shift is to smaller lot sizes. The size of those smaller lots varies greatly from region to region. However, when it comes to custom \ built to specification homes, lots sizes are growing. The median lot size for a custom single-family detached home started in 2019 is about 1 acre.