75640 Property Tax Rate

Property owners in ZIP code 75640 (Diana, Texas) pay a median of $2,746/year in property taxes on homes valued at $263,000. This translates to an effective tax rate of 1.04%, which is 23% below the Texas state average of 1.35%.

The monthly property tax burden for a median-valued home in 75640 is approximately $229, which factors into escrow payments on mortgages. This ZIP code is located within Harrison County. This is $385 less than the Texas average of $3,131/year.

Compared to similar ZIP codes in Texas, 75640 has lower property taxes. ZIP codes with similar effective rates include 75147 (1.04%) and 78942 (1.05%).

In Diana, property taxes represent approximately 3.5% of the median household income of $79,353, providing context for the relative tax burden on homeowners in this area.

Texas law caps annual appraisal increases at 10% for homestead properties, but this cap only applies once you file your Homestead Exemption — submit the application to the Harrison County Appraisal District by April 30 of the year following your purchase. The exemption removes a portion of assessed value from school and county taxes, typically saving homeowners $700–$1,400 annually. Contact the Harrison County Appraisal District immediately after closing to file and lock in your base year value.