Dallas County — texaspropertytaxappeal.com

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

8509 GRUMMAN DR

This property may be over-assessed.

Estimated annual tax savings
$2,029
Based on assessment gap vs. neighborhood median
Your $/sqft
$248
Neighborhood median
$194
Appraised value
$416,880
% above median
28.0%
Heated area
1,683 sqft
Year built
1976

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
8504 VAN PELT DR 1,717 1976 $414,500 $241 -$6
8509 SIKORSKI LN 1,683 1976 $370,630 $220 -$27
8512 SIKORSKI LN 1,665 1976 $367,590 $221
8615 SIKORSKI LN 1,717 1976 $368,570 $215
8539 VAN PELT DR 1,717 1976 $368,570 $215
8521 SIKORSKI LN 1,719 1976 $370,630 $216

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($248/sqft) against the median for your neighborhood ($194/sqft). Your property is assessed 28.0% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,029 per year in property taxes based on the Dallas 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 Dallas 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
$2,029
Year 2
$4,058
Year 3
$6,087

That’s a 124× 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)