There were 3,946 building permits issued for new single-family homes in the St Louis area during the 12-month period ended August 31, 2023. This represents a decline of 12.04% from the prior 12-month period, during which 4,486 permits were issued, according to the latest data from the Home Builders Association of St. Louis & Eastern Missouri (St Louis HBA). Six of the seven counties covered in the report saw a decline in building permits from the previous period with 4 of them seeing double digit declines. Warren County, on the other hand, saw a slight increase in permit activity.