Housing Inventory: Median Home Size in Square Feet Year-Over-Year in Boston-Cambridge-Newton, MA-NH (CBSA) was -3.48% in July of 2025, according to the United States Federal Reserve. Historically, Housing Inventory: Median Home Size in Square Feet Year-Over-Year in Boston-Cambridge-Newton, MA-NH (CBSA) reached a record high of 11.94 in February of 2023 and a record low of -16.75 in March of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Housing Inventory: Median Home Size in Square Feet Year-Over-Year in Boston-Cambridge-Newton, MA-NH (CBSA) - last updated from the United States Federal Reserve on September of 2025.