According to recent data, Loudoun County has the lowest real property tax rate in Northern Virginia. Fiscal Year 2024 Real Property Tax Rates show that Loudoun County's rate is 0.875 per 100 of property value. This places Loudoun County in a favorable position compared to neighboring counties such as Fairfax, Alexandria, Arlington, and Prince William, who have tax rates ranging from 0.977 to 1.11 per 100 of property value. This data highlights Loudoun County's commitment to providing affordable living for its residents while maintaining high-quality services and infrastructure.