Arlington County, VA — Property Tax Underwriting Guide
Virginia · Annual market review
What this means for multifamily underwriting
Arlington has the lowest effective real estate tax rate in the DC metro. High-density multifamily is concentrated in the Rosslyn-Ballston and Columbia Pike corridors.
Transaction type breakdown
Arlington County assesses annually at 100% of fair market value. Sale prices are primary market evidence and commonly drive assessed value updates in the following cycle.
Refinance does not affect assessed value.
Ownership transfer is market evidence; assessed value commonly moves toward the sale price at the next annual review.
Tax appeal information
9.0 mill (0.9% effective) reflects Arlington's low commercial rate. Virginia all-in county rate — no separate school bill.
Guide review
County guidance last reviewed: June 15, 2026
Tax-rate scope: Tax-rate scope is not established as parcel-specific; confirm the parcel's taxing-authority stack.
Official sources: Arlington RE Assessments
Annual-market model and low rate are well established for Arlington.
Parclio estimates are underwriting guidance, not legal or tax advice. Always verify millage rates, the seller's assessed value, and appeal deadlines with the county assessor or local counsel before relying on these numbers for a credit decision.
Run a tax reset estimate for Arlington County
Use Parclio's estimator to model the post-closing tax bill, NOI impact, DSCR change, and underwriting memo language for your next Arlington County deal.