Williamson County — texaspropertytaxappeal.com
Protest Deadline: May 15, 2026 (40 days left)This property may be over-assessed.
These homes are similar to yours and assessed lower per square foot.
| Address | Sqft | Year | Market Value | $/Sqft | Diff |
|---|---|---|---|---|---|
| 13312 PERTHSHIRE ST, AUSTIN, TX 78729 | 1,312 | 1982 | $384,123 | $293 | -$79 |
| 13408 PERTHSHIRE ST, AUSTIN, TX 78729 | 1,318 | 1982 | $379,294 | $288 | -$84 |
🔒 4 more comparable properties available in your evidence packet
We compared your property's assessed value per square foot ($372/sqft) against the median for your neighborhood ($240/sqft). Your property is assessed 54.7% higher than typical homes nearby.
If the appraisal district adjusted your value to the neighborhood median, you could save approximately $4,484 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.
Your exact deadline, required forms, and step-by-step Williamson County filing process
Full comparable sales analysis with 6 properties, assessment discrepancy calculation, and maps
Pre-written appeal letter with hearing talking points, ready to sign and submit
That’s a 275× return on $49
One-time fee · No recurring charges · You keep 100% of your savings
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Protest deadline: May 15, 2026 (40 days left)