Property Tax in Harper County
via TaxByCounty
Harper's rate sits well below the nation
Harper County's effective tax rate of 0.668% remains substantially lower than national averages, with a median property tax of $663. This is less than a quarter of the national median tax of $2,690, ranking Harper among the nation's lowest-tax counties.
Slightly above Oklahoma's state average
Harper County's 0.668% rate edges above Oklahoma's 0.652% state average, though its median tax of $663 is below the state median of $959. The county maintains a modest tax burden relative to statewide comparisons.
Mid-range rate in this cluster
Harper's 0.668% rate ranks third among its peers, behind Grady (0.703%) and Harmon (0.698%), but above Garvin (0.566%), Grant (0.604%), and Greer (0.570%). The median home value of $99,300 keeps tax bills moderate.
Median tax bill reaches $663 annually
A median Harper County home valued at $99,300 carries an estimated annual property tax of $663—or $834 when mortgage taxes are included. That's approximately $55 per month in taxes for homeowners with typical properties.
Review your assessment for accuracy
Many Oklahoma homeowners discover their properties are overassessed after comparing assessments to recent sales prices. Harper County residents should verify their assessed value and consider filing an appeal if it appears inflated.