Collin County — texaspropertytaxappeal.com

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

690 SIBYL LN

This property may be over-assessed.

Estimated annual tax savings
$1,916
Based on assessment gap vs. neighborhood median
Your $/sqft
$257
Neighborhood median
$220
Appraised value
$761,872
% above median
16.9%
Heated area
2,960 sqft
Year built
2013

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
1090 JESSICA LN 2,874 2014 $784,416 $273
601 LOGANS WAY CT 2,881 2014 $715,030 $248 -$9
681 SIBYL LN 2,849 2017 $738,361 $259
660 TRAIL DR 2,778 2017 $730,577 $263
541 LOGANS WAY CT 3,527 2012 $778,956 $221
861 ALLEN ST 3,483 2017 $813,971 $234

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($257/sqft) against the median for your neighborhood ($220/sqft). Your property is assessed 16.9% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $1,916 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
$1,916
Year 2
$3,832
Year 3
$5,748

That’s a 117× 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)