Williamson County — texaspropertytaxappeal.com

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

8909 BLACK OAK ST, AUSTIN, TX 78729

This property may be over-assessed.

Estimated annual tax savings
$2,421
Based on assessment gap vs. neighborhood median
Your $/sqft
$303
Neighborhood median
$220
Appraised value
$383,514
% above median
37.6%
Heated area
1,267 sqft
Year built
1983

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
8910 BLACK OAK ST, AUSTIN, TX 78729 1,346 1983 $381,058 $283 -$20
8902 BLACK OAK ST, AUSTIN, TX 78729 1,346 1983 $383,774 $285 -$18
13001 TILGHMAN TRL, AUSTIN, TX 78729 1,363 1983 $399,252 $293
8915 BLACK OAK ST, AUSTIN, TX 78729 1,368 1983 $391,487 $286
12909 TILGHMAN TRL, AUSTIN, TX 78729 1,410 1983 $403,388 $286
13010 TILGHMAN TRL, AUSTIN, TX 78729 1,438 1983 $402,932 $280

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($303/sqft) against the median for your neighborhood ($220/sqft). Your property is assessed 37.6% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,421 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
$2,421
Year 2
$4,842
Year 3
$7,263

That’s a 148× 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)