In 2013, the homesteads and farmsteads in Milton Area School District were again allotted $144 in state property tax relief. In the district, 4,279 property owners applied for the tax relief and received approval. The relief was subtracted from the total annual school property tax bill. Property owners apply for the relief through the county Treasurer's office. Farmers can qualify for a farmstead exemption on building used for agricultural purposes. The farm must be at least 10 contiguous acres and must be the primary residence of the owner. Farmers can qualify for both the homestead exemption and the farmstead exemption. The highest relief in Northumberland County in 2011 went to Shikellamy School District at $166 for 5,391 properties. Among the 500 school districts in the Commonwealth, the highest relief went to Chester-Upland School District at $631.