Fairfax County Property Tax Calculator

Locality estimate page for Fairfax County, Virginia. Use this county/locality rate for faster screening, then confirm parcel-specific details with your local tax authority.

County/Locality Effective Rate

1.01%

State Effective Rate

0.78%

Sample Annual Tax Difference

$978

Median Home Value (ACS)

$732,800

Median Annual Tax Bill (ACS)

$7,368

Owner-Occupied Households

284,195

The typical owner-occupied home in Fairfax County is valued at $732,800 with a median real estate tax bill of $7,368 per year — an effective rate of 1.01%. Both figures come from the same ACS release, so the ratio is an estimate rather than an aggregate of individual bills.

Open County Estimate in Calculator

State Mortgage Context: Virginia

Some counties follow standard FHA limits while higher-cost counties may qualify for elevated FHA limits.

State Effective Tax Rate

0.78%

FHA 1-Unit Floor

$541,287

FHA 1-Unit Ceiling

$1,249,125

View Virginia FHA Context Browse More Virginia County Pages

In Fairfax County, Virginia, the current county-level estimate is 1.01%, or approximately $4,040 annually on a $400,000 home.

How to Use This County Estimate

Step 1

Enter your property value and assessment assumptions.

Step 2

Apply exemptions that may reduce taxable value.

Step 3

Compare county/locality estimate against statewide fallback.

Fairfax County Property Tax Snapshot

Estimated effective rate: 1.01% · vs Virginia: 0.78% · vs national benchmark: 0.90%

Home value	Estimated annual tax	Estimated monthly tax
$250,000	$2,525	$210
$400,000	$4,040	$337
$500,000	$5,050	$421
$750,000	$7,575	$631
$1,000,000	$10,100	$842

Compare Nearby Property Taxes

Source Transparency

Source: U.S. Census Bureau, ACS 5-Year Estimates (B25103 / B25077)

View source

Last updated: August 2026

Estimates only. Confirm parcel-specific amounts with the official local taxing authority.

Need Statewide Context?

Visit Virginia mortgage snapshot or return to the national calculator hub.