title: Hannawa Falls, New York
text: # Hannawa Falls, New York
  
  Hannawa Falls is a hamlet and census-designated place in St. Lawrence County, New York, United States. Its population was 1,042 as of the 2010 census. Hannawa Falls has a post office with ZIP code 13647. New York State Route 56 passes through the community.
  
  ## Geography
  
  According to the U.S. Census Bureau, the community has an area of 5.412 square miles (14.02 $km^2);$ 5.110 square miles (13.23 $km^2)$ of its area is land, and 0.302 square miles (0.78 $km^2)$ is water.
  
  