Verkkothe department of tax administration's (dta) real estate division is tasked with collecting data for all real property in fairfax county. Dta uses that data to annually. Verkkothe fairfax county county board of supervisors is exploring its taxing options, including possible taxes on meals and event admissions, in the hopes of reducing its reliance on property taxes. Verkkofairfax county residents could see their property taxes increase by $666 on average, based on a proposed $4. 85 billion budget presented by fairfax. Verkkohomeowners in fairfax county will see their yearly tax bill increase as part of the fiscal 2025 budget leaders approved tuesday. As part of the package,.