Williamson County — texaspropertytaxappeal.com

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

8325 OSBORNE DR, AUSTIN, TX 78729

This property may be over-assessed.

Estimated annual tax savings
$3,358
Based on assessment gap vs. neighborhood median
Your $/sqft
$328
Neighborhood median
$233
Appraised value
$492,103
% above median
40.6%
Heated area
1,502 sqft
Year built
1998

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
13500 DULLES AVE, AUSTIN, TX 78729 1,502 1998 $428,998 $286 -$42
7900 PORTLAND TRL, AUSTIN, TX 78729 1,496 1999 $455,792 $305 -$23
8300 DULAC DR, AUSTIN, TX 78729 1,486 1999 $428,407 $288
8309 ALVIN HIGH LN, AUSTIN, TX 78729 1,432 1998 $414,545 $289
8341 ALVIN HIGH LN, AUSTIN, TX 78729 1,576 1998 $430,105 $273
8349 ALVIN HIGH LN, AUSTIN, TX 78729 1,585 1998 $432,628 $273

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($328/sqft) against the median for your neighborhood ($233/sqft). Your property is assessed 40.6% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $3,358 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
$3,358
Year 2
$6,716
Year 3
$10,074

That’s a 206× 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)