Collin County — texaspropertytaxappeal.com

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

309 BLACK WALNUT DR

This property may be over-assessed.

Estimated annual tax savings
$2,544
Based on assessment gap vs. neighborhood median
Your $/sqft
$206
Neighborhood median
$173
Appraised value
$900,627
% above median
19.0%
Heated area
4,368 sqft
Year built
2005

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
209 BLACK WALNUT DR 4,077 2005 $759,096 $186 -$20
305 BLACK WALNUT DR 4,433 2003 $741,156 $167 -$39
217 BLACK WALNUT DR 3,917 2004 $766,837 $196
317 BLACK WALNUT DR 3,758 2004 $723,315 $192
313 BLACK WALNUT DR 5,142 2004 $853,067 $166
7513 RAMBLEWOOD DR 3,978 2004 $442,053 $111

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($206/sqft) against the median for your neighborhood ($173/sqft). Your property is assessed 19.0% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,544 per year in property taxes based on the Collin 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 Collin 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
$2,544
Year 2
$5,088
Year 3
$7,632

That’s a 156× return on $49

Get your protest packet

One-time fee · No recurring charges · You keep 100% of your savings

Secure checkout via Stripe · 7-day money-back guarantee

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