Fairfax County property tax due dates 2026

✓ Verified — Last verified

Due in 44 days

Second installment: (announced)

Not tax or legal advice; confirm with your county. Dates are shown as published by the source.

Installment timeline

  1. First installment

    announced. Official source

  2. Second installment

    announced. Official source

  3. Assessment notice

    Annual assessment change notices are mailed by the end of February.

    Official source. Verified .

  4. Appeal

    June 1, 2026

    Official source. Verified .

Download announced dates (.ics)

Only announced dates are included, with a reminder seven days before. Re-download after dates change.

How to pay

Payment methods

E-check, Credit card, Debit card, Check, Money order

Official source. Verified .

Fees

E-checks are free; credit and debit cards carry a 2.35% fee.

Official source. Verified .

Late payments and penalties

10% penalty for each late installment; interest is 1% per year.

Official source. Verified .

Assessment appeals

Deadline

June 1, 2026

Official source. Verified .

Where to file

Fairfax County Board of Equalization.

Official source. Verified .

Official appeal information

Official appeal information

Official source. Verified .

Exemptions

Tax Relief for Seniors and People with Disabilities

Who may qualify

Citizens age 65 or older, or permanently and totally disabled, who meet income and asset requirements.

Official source. Verified .

Official exemption information

Official exemption information

Official source. Verified .

County offices

County notes

Senior/disability relief renewals: May 1; first-time or hardship applications: December 31 for the current and one prior year.

Official source. Verified .

Common questions

When is property tax due in Fairfax County?

First installment: July 28, 2026 (announced). Second installment: December 7, 2026 (announced).

Where can I pay Fairfax County property tax?

Use the official payment portal: https://www.fairfaxcounty.gov/taxes/pay. E-check, Credit card, Debit card, Check, Money order

What is the Fairfax County appeal deadline?

June 1, 2026. Fairfax County Board of Equalization.

What happens if my Fairfax County payment is late?

10% penalty for each late installment; interest is 1% per year.

Sources and verification

https://www.fairfaxcounty.gov/taxes/pay/due-dates
Because December 5 falls on a Saturday in 2026, the due date is extended to Monday, December 7, 2026.

Verified

https://www.fairfaxcounty.gov/taxes/pay/due-dates
End of February Annual Notice of Real Estate Assessment Change notices mailed.

Verified

https://www.fairfaxcounty.gov/taxes/sites/taxes/files/Assets/Documents/PDF/real-estate/2026-Real-Estate-Tax-Assessment-Information-Flyer-English.pdf
June 1 — Deadline to appeal your assessment to the Board of Equalization

Verified

https://www.fairfaxcounty.gov/taxes/pay/due-dates
file real estate appeal with Board of Equalization

Verified

https://www.fairfaxcounty.gov/taxes/node/178
Penalty for late payment (PLP) of real estate taxes is 10% of the amount due and is applied automatically after the due date. Real estate is paid in two installments, so a penalty will be applied for each installment that is late. For Tax Year 2020 ONLY, the Board of Supervisors reduced that rate to 5%. Interest at 1% per year will apply.

Verified

https://www.fairfaxcounty.gov/taxes/pay
Pay Taxes & Fees

Verified

https://www.fairfaxcounty.gov/taxes/sites/taxes/files/Assets/Documents/PDF/fy-2026-tax-facts.pdf
Pay by E-check or credit/debit card - E-checks are free; a service fee of 2.35% is applied to credit/debit card payments. - Save time and avoid lines by paying your taxes online. By Mail - Make checks/money orders payable to “County of Fairfax.”

Verified

https://www.fairfaxcounty.gov/taxes/sites/taxes/files/Assets/Documents/PDF/fy-2026-tax-facts.pdf
E-checks are free; a service fee of 2.35% is applied to credit/debit card payments.

Verified

https://www.fairfaxcounty.gov/taxes/relief
Fairfax County provides real estate tax relief and vehicle ("car") tax relief to citizens who are either 65 or older, or permanently and totally disabled, and meet the income and asset eligibility requirements.

Verified

https://www.fairfaxcounty.gov/taxes/relief
The Tax Relief Office also assists disabled veterans and surviving spouses of disabled veterans, members of Armed Forces killed in action, or first responders killed in the line of duty with state exemptions for real and personal property.

Verified

https://www.fairfaxcounty.gov/taxes/pay/due-dates
May 1 Renewal deadline for returning applicants in the Tax Relief Program. December 31 Deadline for first-time or hardship tax relief applicants to apply for current and one prior year.

Verified

https://www.fairfaxcounty.gov/taxes/pay
DTA offers a variety of other payment methods including mail-in, in-person, and by phone.

Verified

https://www.fairfaxcounty.gov/taxes/pay
703-222-8234

Verified

https://www.fairfaxcounty.gov/taxes/real-estate/
The Department of Tax Administration's (DTA) Real Estate Division is tasked with collecting data for all real property in Fairfax County.

Verified

https://www.fairfaxcounty.gov/taxes/real-estate/
703-222-8234

Verified

Estimate a bill and check your assessment

Census survey estimates, 2020–2024. These county medians describe a survey population; they do not establish your home’s correct assessment.

Median home value
$732,800
Median annual taxes paid
$7,368
Estimated effective rate
1.01%

Census home values, Census taxes paid. Last verified 2026-10-24. Rate = median taxes ÷ median home value. Displayed rates are rounded; calculations use the unrounded ratio.

Example at $732,800: $7,368 per year, using the Census estimate.

Is my assessment too high?

At the default market value and bill, both equal the county medians. Being above a median does not establish overassessment. Assessed or taxable values may use a different basis and cannot be compared directly with Census market values.

Appeal timing and filing

Published appeal deadline: June 1, 2026 (announced). This date has passed; check the official office for the current cycle.

How to file: Fairfax County Board of Equalization.

State guidance: The local Board of Equalization hears assessment complaints and may adjust and equalize assessments under §58.1-3379.

Official appeal information and filing instructions

Appeal sources and verification

No savings are promised. Not tax or legal advice; confirm with your county. Estimate methodology and limitations.

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