Cameron County Property Tax Estimator
2025 rates for every Cameron County city, school district and special district, preloaded. Pick your units, enter your value.
Short answer: Cameron County's rate is 0.424393%. A $400,000 homestead in Brownsville pays about $6,273.38 a year at a combined 1.859357%.
Build your estimate
| Taxing unit | Rate | Exemption | Taxable value | Tax |
|---|
Cameron County example
To match it, pick Brownsville and Brownsville ISD, enter $400,000 and choose homestead: yes.
- Cameron County $1,698
- Brownsville $2,414
- Brownsville ISD $2,162
| Unit | Taxable | Rate | Tax |
|---|---|---|---|
| Cameron County | $400,000 | 0.424393%$0.424393 per $100 | $1,697.57 |
| Brownsville | $400,000 | 0.603504%$0.603504 per $100 | $2,414.02 |
| Brownsville ISD | $260,000 | 0.83146%$0.83146 per $100 | $2,161.80 |
| Total | 1.859357%$1.859357 per $100 | $6,273.38 |
- Appraisal district: Cameron Appraisal District (Cameron CAD)
- Protest deadline: May 15 (next business day if that falls on a weekend), or 30 days after the notice is mailed — whichever is later (Tax Code §41.44). Check your notice.
Questions
What is the Cameron County property tax rate?
Cameron County's own 2025 rate is 0.424393% ($0.424393 per $100). Cities add 0.25% to 0.82% and school districts 0.7303% to 1.3419%, so your total depends on your address.
How much is property tax on a $400,000 home in Brownsville?
About $6,273.38 a year for a homestead, at a combined 1.859357% (Cameron County, Brownsville, Brownsville ISD), after the $140,000 school homestead exemption and before any local optional exemptions.
What exemptions does the estimator apply?
Only the state school-district homestead exemption: $140,000, or $200,000 if you are 65+ or disabled. County, city and special-district exemptions vary by unit and are not assumed.
Where do I find my exact taxing units in Cameron County?
Look up your property on Cameron Appraisal District (Cameron CAD). Your account lists every unit that taxes it, including MUDs and ESDs.