Winthrop is located in St. Lawrence County, NY. The population is 355.
There are 0 public schools in Winthrop with an average Homefacts rating of NA. The total crime rate for Winthrop is very low , and there are 9 registered sex offenders residing in the city. Unemployment in Winthrop is very high and the median home sales price is $0. Detailed and up-to-date Winthrop property reports are available for any property address.
Cities near Winthrop include Brasher Falls, Stockholm and Norfolk.