New Haven Public School Families. Each year, Americans observe National Hispanic Heritage Month from September 15th to October 15th by celebrating the histories, cultures, and contributions of American citizens whose ancestors came from Puerto Rico, Dominican Republic, Cuba, Spain, Mexico, Central, and South America. We encourage students and families, as well as our staff, to participate in New Haven Public School Families. Each year, Americans observe National Hispanic Heritage Month from September 15th to October 15th by celebrating the histories, cultures, and contributions of American citizens whose ancestors came from Puerto Rico, Dominican Republic, Cuba, Spain, Mexico, Central, and South America. We encourage students and families, as well as our staff, to participate in events and activities related to this celebration. Happy Hispanic Heritage Month. To opt out of future messages, call (855) 502-7867. Goodbye.