Harper is located in Malheur County, OR. The population is 133, making Harper the 8th largest city in Malheur County.
There are 1 public schools in Harper with an average Homefacts rating of C-. , and there are 0 registered sex offenders residing in the city. Unemployment in Harper is very high and the median home sales price is $0. Detailed and up-to-date Harper property reports are available for any property address.