Allen property tax estimator

Estimated 2025 bill

US$6,197

about US$516 a month · 1.38% of market value

Taxed on US$450,000

Allen ISDUS$3,490
Taxable value US$310,000 × 1.1258
State homestead −US$140,000
AllenUS$1,776
Taxable value US$427,500 × 0.4154
Local homestead (5%) −US$22,500
Collin CountyUS$638
Taxable value US$427,500 × 0.1493
Local homestead (5%) −US$22,500
Collin County Junior College DistrictUS$292
Taxable value US$360,000 × 0.0812
Local homestead (20%) −US$90,000
TotalUS$6,197

Taxing unit	Rate per $100	Exemptions	Taxable value	Tax
Allen ISD	1.1258	State homestead −US$140,000	US$310,000	US$3,490
Allen	0.4154	Local homestead (5%) −US$22,500	US$427,500	US$1,776
Collin County	0.1493	Local homestead (5%) −US$22,500	US$427,500	US$638
Collin County Junior College District	0.0812	Local homestead (20%) −US$90,000	US$360,000	US$292
Total				US$6,197

Your home

Market value

What it would sell for — the appraisal district's market value, not the taxable one.

School district

Allen crosses district lines; check which one your address is in.

This is my primary residenceYou have filed (or will file) the homestead exemption with the appraisal district.

Owner

Under 6565 or olderDisabled

Disabled veteran rating

Apply the homestead appraisal capAppraised value can rise at most 10% a year once the exemption is in place, so a home bought years ago is taxed well under its market value.

Rates: Texas Comptroller, 2025 statewide rates and levies. Exemptions from the appraisal districts below. Not a bill — the appraisal district's notice is the number that counts.

Collin Central Appraisal District, entity list · 2026-09