Collin County — texaspropertytaxappeal.com

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

6737 MANTISSA DR

This property may be over-assessed.

Estimated annual tax savings
$2,347
Based on assessment gap vs. neighborhood median
Your $/sqft
$253
Neighborhood median
$183
Appraised value
$411,777
% above median
38.2%
Heated area
1,629 sqft
Year built
1989

Comparable properties in your neighborhood

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

Address Sqft Year Market Value $/Sqft Diff
6741 MANTISSA DR 1,858 1989 $393,639 $212 -$41
6924 AMETHYST LN 1,765 1988 $372,596 $211 -$42
1500 SPANISH TRL 1,935 1989 $396,598 $205
1512 SPANISH TRL 1,922 1989 $394,139 $205
1521 ALAMOSA DR 1,841 1990 $412,603 $224
6748 AMETHYST LN 1,507 1992 $362,632 $241

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($253/sqft) against the median for your neighborhood ($183/sqft). Your property is assessed 38.2% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $2,347 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
$2,347
Year 2
$4,694
Year 3
$7,041

That’s a 144× 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)