Collin County — texaspropertytaxappeal.com

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

5820 ZEPHYR RD

This property may be over-assessed.

Estimated annual tax savings
$2,641
Based on assessment gap vs. neighborhood median
Your $/sqft
$292
Neighborhood median
$230
Appraised value
$659,599
% above median
26.9%
Heated area
2,260 sqft
Year built
2017

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
6605 MARINA CIR 2,201 2017 $615,515 $280 -$12
6708 BERMUDA AVE 2,228 2017 $604,124 $271 -$21
6704 MARINA CIR 2,294 2017 $612,869 $267
5517 RIVERSIDE LN 2,231 2018 $639,332 $287
5505 RIVERSIDE LN 2,231 2018 $640,724 $287
6808 ROARING DR 2,281 2018 $636,456 $279

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($292/sqft) against the median for your neighborhood ($230/sqft). Your property is assessed 26.9% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,641 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
$2,641
Year 2
$5,282
Year 3
$7,923

That’s a 162× 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)