How many people sustain holiday decorating-related injuries each year? Emergency departments treat around 15,000 injuries that are related to holiday decorating activities. These injuries typically occur during the months of November and December. (2013) By ProMatcher Staff Updated: 08/05/2016 Next Question Source: U.S. Consumer Product Safety Commission (CPSC) Next Question Find Local Pros Free Actuaries Cost Estimates Related Questions How Much to Put Up Christmas Lights in California? How Much Does Christmas Tree Decorating Cost? How Much Do Holiday Decorating Services Cost? How Much Do Christmas Decorating Services Cost? How Much Do Holiday Lighting Services Cost?