Williamson County — texaspropertytaxappeal.com

Protest Deadline: May 15, 2026 (40 days left)

13317 PERTHSHIRE ST, AUSTIN, TX 78729

This property may be over-assessed.

Estimated annual tax savings
$4,209
Based on assessment gap vs. neighborhood median
Your $/sqft
$338
Neighborhood median
$240
Appraised value
$614,328
% above median
40.8%
Heated area
1,817 sqft
Year built
2017

Comparable properties in your neighborhood

These homes are similar to yours and assessed lower per square foot.

Address Sqft Year Market Value $/Sqft Diff
9405 SHERBROOKE ST, AUSTIN, TX 78729 1,850 2018 $607,086 $328 -$10
9503 CHAPEL DOWN ST, AUSTIN, TX 78729 1,940 2016 $517,237 $267 -$71
13501 BROADMEADE AVE, AUSTIN, TX 78729 1,806 2014 $534,451 $296
9703 BRAES VALLEY ST, AUSTIN, TX 78729 1,838 2014 $506,194 $275
9804 QUEENSLAND DR, AUSTIN, TX 78729 1,882 2014 $503,479 $268
13215 BROADMEADE AVE, AUSTIN, TX 78729 1,988 2015 $546,249 $275

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($338/sqft) against the median for your neighborhood ($240/sqft). Your property is assessed 40.8% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $4,209 per year in property taxes based on the Williamson County effective tax rate.

We identified the 6 most comparable homes — matched on square footage, age, quality, and location — all assessed at lower $/sqft values.

What you'll receive

📋

Filing Guide

Your exact deadline, required forms, and step-by-step Williamson County filing process

📊

Evidence Packet

Full comparable sales analysis with 6 properties, assessment discrepancy calculation, and maps

✉️

Cover Letter

Pre-written appeal letter with hearing talking points, ready to sign and submit

This decision compounds

Year 1
$4,209
Year 2
$8,418
Year 3
$12,627

That’s a 258× return on $49

Get your protest packet

One-time fee · No recurring charges · You keep 100% of your savings

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Protest deadline: May 15, 2026 (40 days left)