Williamson County — texaspropertytaxappeal.com

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

3923 BONNIE LN, ROUND ROCK, TX 78665

This property may be over-assessed.

Estimated annual tax savings
$2,440
Based on assessment gap vs. neighborhood median
Your $/sqft
$235
Neighborhood median
$158
Appraised value
$300,619
% above median
48.3%
Heated area
1,280 sqft
Year built
2003

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
3919 BONNIE LN, ROUND ROCK, TX 78665 1,280 2003 $297,137 $232 -$3
3912 BONNIE LN, ROUND ROCK, TX 78665 1,280 2003 $300,161 $235
932 SATELLITE VIEW, ROUND ROCK, TX 78665 1,526 2005 $309,409 $203
3616 SANDY BROOK DR, ROUND ROCK, TX 78665 1,482 2009 $299,989 $202
1547 HAYNIE BND, ROUND ROCK, TX 78665 1,493 2009 $294,118 $197
1535 HAYNIE BND, ROUND ROCK, TX 78665 1,493 2009 $297,177 $199

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($235/sqft) against the median for your neighborhood ($158/sqft). Your property is assessed 48.3% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,440 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
$2,440
Year 2
$4,880
Year 3
$7,320

That’s a 149× 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)