FIPS: 47187 • Seat: Franklin

Williamson County Property Appraiser & Tax Assessor

Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Williamson County, Tennessee.

Tax Rate 0.68% Effective Rate
Median Home $292k Census ACS Value
Annual Tax $1986 Estimated Median
Assessment Ratio 25% Statutory Level

Williamson County Assessor's Office Information

Physical Address

Williamson County Appraisal & Assessment Office, Franklin, TN 47001

Get Driving Directions ↗
Operating Hours

Monday - Friday: 8:00 AM - 4:30 PM (Local Time)

Closed on state & federal holidays.

Telephone / Contact

(615) 879-4197

Online Property Search Tool

Tennessee Property Assessment Data / qPublic

Williamson County Property Tax Calculator

Estimated using Williamson County's effective tax rate of 0.68% (Assessment ratio: 25%)

$
Quick Presets:
* Estimates do not account for local municipal surcharges, special district levies (MUD / ISD), or individual homestead exemption deductions.
Estimated Annual Tax
$496
per year
Monthly Escrow $41/mo
Assessed Value $73.000
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Appealing Your Williamson County Assessment

Statutory Protest Deadline:

Prior to the adjournment of the County Board of Equalization in June.

Under Tennessee property tax law, property owners in Williamson County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.

Step 1: Informal Review

Contact the Williamson County Assessor's Office to review your property record card, verify square footage, and present recent comparable sales (comps).

Step 2: Formal Hearing

If informal review does not resolve the valuation, file a written notice of appeal with the County Board of Equalization & State Board of Equalization (SBOE) before the statutory deadline.

Save on Property Taxes

Was Your Williamson County Home Over-Assessed This Year?

Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.

⏰ Key Deadline: Prior to the adjournment of the County Board of Equalization in June.

Williamson County Homestead Exemptions & Tax Relief

Homeowners in Williamson County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:

General Homestead Exemption:

Property Tax Relief Program pays all or part of property taxes on primary home for low-income seniors, disabled homeowners, and disabled veterans.

Seniors & Disabled Veterans:

Property Tax Freeze Program freezes tax amount for seniors 65+ in participating counties. 100% disabled veterans receive tax relief on first $175,000 of full value.

Public Records & Deeds Official Recording Partner

Need Deed, Lien, or Title Records for Williamson County?

While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Williamson County are maintained by the County Clerk & Recorder.

Frequently Asked Questions

Where is the Williamson County Property Appraiser office located?

The official Williamson County property appraisal and tax assessment office is located at Williamson County Appraisal & Assessment Office, Franklin, TN 47001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (615) 879-4197.

What is the property tax rate in Williamson County, TN?

The average effective property tax rate in Williamson County is approximately 0.68%. For a home with the median county market value of $292.000, the estimated annual property tax is about $1986 per year.

How do I search for a property or parcel in Williamson County?

You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Williamson County parcel search portal: https://williamsoncounty-tn.gov/assessor/parcel-search.

When is the deadline to appeal my property assessment in Williamson County?

Property valuation protests and appeals in Williamson County must be submitted by: Prior to the adjournment of the County Board of Equalization in June. Appeals are formally reviewed and heard by the County Board of Equalization & State Board of Equalization (SBOE).

How does the Homestead Exemption work in Williamson County?

Property Tax Relief Program pays all or part of property taxes on primary home for low-income seniors, disabled homeowners, and disabled veterans. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Property Tax Freeze Program freezes tax amount for seniors 65+ in participating counties. 100% disabled veterans receive tax relief on first $175,000 of full value.).

Adjacent & Neighboring County Appraisers

County Overview

County Seat: Franklin
Population (2023): 264.460
Land Area: 583 sq mi
Tax Assessor Ratio: 25%
State Agency: Tennessee Dept of Revenue
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