Collin County — texaspropertytaxappeal.com

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

8400 SONNET DR

This property may be over-assessed.

Estimated annual tax savings
$1,128
Based on assessment gap vs. neighborhood median
Your $/sqft
$253
Neighborhood median
$216
Appraised value
$431,179
% above median
17.6%
Heated area
1,702 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
216 FERNDALE DR 1,716 2005 $385,577 $225 -$29
8000 RAINTREE DR 1,716 2005 $385,577 $225 -$29
8001 JULIETTE DR 1,716 2005 $390,783 $228
8100 RAVEN CT 1,716 2005 $391,839 $228
8308 SONNET DR 1,702 2005 $377,684 $222
8409 SHASTA DR 1,702 2005 $377,684 $222

🔒 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 ($216/sqft). Your property is assessed 17.6% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $1,128 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
$1,128
Year 2
$2,256
Year 3
$3,384

That’s a 69× 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)