Duncanville property tax estimator

Every unit that bills a home in Duncanville, with the exemptions each one actually offers, at the rates adopted for tax year 2025.

Estimated 2025 bill

US$8,051

about US$671 a month · 1.79% of market value

Taxed on US$450,000

Duncanville ISDUS$3,428
Taxable value US$310,000 × 1.1057
State homestead −US$140,000
DuncanvilleUS$2,701
Taxable value US$450,000 × 0.6002
Dallas CountyUS$776
Taxable value US$360,000 × 0.2155
Local homestead (20%) −US$90,000
Dallas College DistrictUS$384
Taxable value US$360,000 × 0.1066
Local homestead (20%) −US$90,000
Dallas County Hospital DistrictUS$763
Taxable value US$360,000 × 0.2120
Local homestead (20%) −US$90,000
TotalUS$8,051

Taxing unit	Rate per $100	Exemptions	Taxable value	Tax
Duncanville ISD	1.1057	State homestead −US$140,000	US$310,000	US$3,428
Duncanville	0.6002	—	US$450,000	US$2,701
Dallas County	0.2155	Local homestead (20%) −US$90,000	US$360,000	US$776
Dallas College District	0.1066	Local homestead (20%) −US$90,000	US$360,000	US$384
Dallas County Hospital District	0.2120	Local homestead (20%) −US$90,000	US$360,000	US$763
Total				US$8,051