Property Taxes in Ashburn, Virginia
Median Ashburn, Virginia effective property tax rate: 0.87%, significantly lower than the national median of 1.02%, and lower than the Virginia state median of 0.90%.
Median Ashburn, Virginia home value: $723,455
Median annual Ashburn, Virginia tax bill: $6,373, $3,973 higher than the national median property tax bill of $2,400.
How are property taxes in Loudoun calculated?
Property taxes in Ashburn, Virginia are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Ashburn's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Ashburn, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Ashburn Property Tax Calculator Work?
Use this Ashburn property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Ashburn's median effective tax rate of 0.87% — based on actual property records in Loudoun County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Ashburn's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Ashburn: rates range from $5,758 in 20147 to $7,458 in 20148, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Ashburn.
About Ashburn Property Taxes
About Property Taxes in Ashburn, Loudoun, Virginia
Ashburn’s median effective property tax rate of 0.87% is lower than the Virginia state median of 0.90% and lower than the national median of 1.02%. This rate reflects the Loudoun County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Ashburn. Homeowners in the 20148 ZIP code carry a median effective rate of 0.87%, while those in 20147 pay 0.87%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Loudoun County. Understanding which part of Ashburn you live in can make a meaningful difference to your annual tax bill.
Ashburn homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the June 1, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Ashburn, Loudoun County, Virginia
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Ashburn's effective property tax rate to other cities in Virginia and the median property tax rates in Virginia and the U.S.
Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Ashburn Tax Rate
0.87%
Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Loudoun County Tax Rate
0.87%
Median Effective Virginia Tax Rate
0.90%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Ashburn, Loudoun County, Virginia
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 20147 | 0.86% | 0.86% | 0.87% | 0.87% | 0.87% |
| 20148 | 0.86% | 0.86% | 0.87% | 0.87% | 1.06% |
Source: Ownwell
Property Tax Assessment Values Across Ashburn, Loudoun County, Virginia
When examining property taxes in Ashburn, Virginia, understanding the distinction between market value and assessed value is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Loudoun County assessment office estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices:
In Loudoun County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of February.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. For example, the median home price in Ashburn is $723,455, with tax bills ranging significantly across the county. Zip code 20148 has the highest median home price at $796,410.
Property Tax Assessment Values Across Ashburn, Loudoun County, Virginia
Source: Ownwell
$525,210
$1,156,865
$1,788,520
Median Ashburn Market Value
$723,455
Median Loudoun County Market Value
$695,595
Median Virginia Market Value
$323,500
Median United States Market Value
$274,101
Property Tax Assessment Values Across Ashburn, Loudoun County, Virginia
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 20147 | $429,420 | $528,212 | $666,000 | $840,000 | $1,002,337 |
| 20148 | $483,010 | $644,662 | $796,410 | $1,035,442 | $1,281,232 |
Source: Ownwell
Property Tax Bills Across Ashburn, Loudoun County, Virginia
Property tax bills in Ashburn are based on the assessed value of a home, not its market listing price. Local tax rates are applied to that assessed value to determine the annual bill, so homes with higher assessed values generally owe more. Factors such as property size, location, and improvements can influence the assessment, which means two homes in the same area may receive different tax bills.
In Ashburn, the median home price is $723,455, and property tax bills vary widely across the city. The 25th percentile tax bill is $4,780, while the 75th percentile is $7,927 and the 90th percentile reaches $9,675. That range shows how much the assessed value and local tax rate can affect what homeowners pay each year.
For homeowners, this means property taxes can be a major ongoing expense, especially when assessments rise faster than expected. Even within the same city, bills can differ by zip code, with the lowest median tax bill at $5,758 in 20147 and the highest median tax bill at $7,458 in 20148.
Median Ashburn Tax Bill
$6,373
Median Loudoun County Tax Bill
$6,021
Median Virginia Tax Bill
$2,852
Median United States Tax Bill
$3,209
Property Tax Bills Across Ashburn, Loudoun County, Virginia
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 20147 | $3,690 | $4,570 | $5,758 | $7,264 | $8,669 |
| 20148 | $4,307 | $5,677 | $7,458 | $9,117 | $11,088 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 1 |
Links | |
|---|---|
| Loudoun Tax Assessor | |
| Website | reparcelasmt.loudoun.gov |