Fortress Tax Defense

Collin County · Fighting appraisal districts since 2020

Fortress uses Texas attorneys. From the protest through a district court appeal, under one fee arrangement.

Every result below is an appeal Texas attorneys filed and won for a Collin County owner — through the protest, the Appraisal Review Board, and district court when it took that. Pick a property type and year for the details.

Learn about agent partnershipsGet a free appraised value review
−13%

average reduction across the Collin County properties selected below.

Average reduction
$527K

Across the properties selected below

Largest reduction
−33%

On a single property in 2026

Largest single saving
$42,568

One property, 2025

Featured results

Our largest Collin County wins

3601 Shire Blvd

Collin County, Texas

2026 tax year
Notice value $13,362,211
After protest $12,262,780
−8% Value reduction $1,099,431 off the notice $19,925 saved in 2026

3601 Shire Blvd

Collin County, Texas

2025 tax year
Notice value $13,309,960
After protest $11,751,020
−12% Value reduction $1,558,940 off the notice $28,298 saved in 2025

3601 Shire Blvd

Collin County, Texas

2024 tax year
Notice value $13,755,768
After protest $11,673,260
−15% Value reduction $2,082,508 off the notice $38,930 saved in 2024

9901 Old Field Dr

Collin County, Texas

2024 tax year
Notice value $533,093
After protest $474,000
−11% Value reduction $59,093 off the notice $996 saved in 2024

732 Fawn Valley Dr

Collin County, Texas

2026 tax year
Notice value $413,734
After protest $380,000
−8% Value reduction $33,734 off the notice $598 saved in 2026

8100 Main St

Collin County, Texas

2025 tax year
Notice value $1,228,721
After protest $1,125,000
−8% Value reduction $103,721 off the notice $1,777 saved in 2025

1625 Pin Oak Trl

Collin County, Texas

2026 tax year
Notice value $317,798
After protest $290,700
−9% Value reduction $27,098 off the notice $541 saved in 2026

18656 Gibbons Dr

Collin County, Texas

2025 tax year
Notice value $469,169
After protest $440,000
After litigation $385,000
−18% Value reduction $84,169 off the notice $1,153 saved in 2025

404 Village Creek Dr

Collin County, Texas

2026 tax year
Notice value $494,399
After protest $438,974
−11% Value reduction $55,425 off the notice $1,286 saved in 2026

1504 Brook Ln

Collin County, Texas

2025 tax year
Notice value $1,045,687
After protest $938,000
−10% Value reduction $107,687 off the notice $1,206 saved in 2025

5521 Village Creek Dr

Collin County, Texas

2026 tax year
Notice value $3,848,607
After protest $3,408,000
−11% Value reduction $440,607 off the notice $7,524 saved in 2026

1712/1720 K Ave

Collin County, Texas

2024 tax year
Notice value $845,613
After protest $767,713
−9% Value reduction $77,900 off the notice $1,345 saved in 2024

1712/1720 K Ave

Collin County, Texas

2023 tax year
Notice value $784,300
After protest $710,800
−9% Value reduction $73,500 off the notice $1,405 saved in 2023

5301 Devils River

Collin County, Texas

2026 tax year
Notice value $498,304
After protest $456,499
−8% Value reduction $41,805 off the notice $730 saved in 2026

537 Sea Side Ln

Collin County, Texas

2025 tax year
Notice value $1,968,894
After protest $1,632,000
−17% Value reduction $336,894 off the notice $5,504 saved in 2025

5350 Preston Rd

Collin County, Texas

2026 tax year
Notice value $3,446,261
After protest $2,561,649
−26% Value reduction $884,612 off the notice $14,307 saved in 2026

16690 Redbud Dr

Collin County, Texas

2025 tax year
Notice value $735,770
After protest $666,000
−9% Value reduction $69,770 off the notice $1,334 saved in 2025

16690 Redbud Dr

Collin County, Texas

2024 tax year
Notice value $688,260
After protest $599,000
−13% Value reduction $89,260 off the notice $1,714 saved in 2024

121 S Main St

Collin County, Texas

2026 tax year
Notice value $700,784
After protest $470,944
−33% Value reduction $229,840 off the notice $4,989 saved in 2026

1924 Aliso Rd

Collin County, Texas

2024 tax year
Notice value $397,579
After protest $354,500
−11% Value reduction $43,079 off the notice $744 saved in 2024

1620 N Hardin Blvd

Collin County, Texas

2026 tax year
Notice value $12,779,900
After protest $11,588,500
−9% Value reduction $1,191,400 off the notice $20,816 saved in 2026

1620 N Hardin Blvd

Collin County, Texas

2025 tax year
Notice value $12,670,300
After protest $11,500,000
After litigation $10,250,000
−19% Value reduction $2,420,300 off the notice $42,568 saved in 2025

1620 N Hardin Blvd

Collin County, Texas

2024 tax year
Notice value $13,012,750
After protest $11,500,000
−12% Value reduction $1,512,750 off the notice $27,011 saved in 2024

1432 Oak Hollow Ln

Collin County, Texas

2025 tax year
Notice value $277,087
After protest $253,000
−9% Value reduction $24,087 off the notice $480 saved in 2025

Every property type in every Texas county

Fortress Tax Defense handles all property types — residential, residential portfolios, multi-family, commercial, office, industrial, land, ranch, and business personal property (BPP) — and serves every county in Texas, all 254 of them.

Refer a Collin County client. We take it from there.

Your client sends us the appraisal notice. Texas attorneys build the evidence, handle the appraisal district and the Appraisal Review Board, and file in district court if that's what it takes — all under one fee arrangement. If we don't reduce the value, they owe nothing.

Learn about agent partnershipsRequest a free appraised value review
(214) 775-0861 No fee unless we lower your appraised value.