Williamson County — texaspropertytaxappeal.com

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

109 HIGHLAND HORIZON, AUSTIN, TX 78717

This property may be over-assessed.

Estimated annual tax savings
$2,425
Based on assessment gap vs. neighborhood median
Your $/sqft
$318
Neighborhood median
$256
Appraised value
$594,216
% above median
24.3%
Heated area
1,866 sqft
Year built
2009

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
201 LATITUDE LN, AUSTIN, TX 78717 1,888 2009 $596,250 $316 -$3
101 LATITUDE LN, AUSTIN, TX 78717 1,886 2010 $570,960 $303 -$16
221 GREAT CIRCLE CV, AUSTIN, TX 78717 1,886 2010 $589,856 $313
224 GREAT CIRCLE CV, AUSTIN, TX 78717 1,886 2010 $595,491 $316
117 LATITUDE LN, AUSTIN, TX 78717 1,930 2010 $599,565 $311
101 SOUTHERN CROSS DR, AUSTIN, TX 78717 1,866 2010 $536,803 $288

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($318/sqft) against the median for your neighborhood ($256/sqft). Your property is assessed 24.3% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,425 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
$2,425
Year 2
$4,850
Year 3
$7,275

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)