HousingHandbookReference data

U.S. ZIP Code · TX78566

Cameron County · Brownsville-Harlingen, TX

Typical home value

$219,823[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
+0.4%
5-year / yr
+5.6%
10-year / yr
+5.5%

Relative price

vs U.S.
-22.6%
vs metro
+5.3%
vs state
-16.0%
ZIP 78566 location in TX
Location of ZIP 78566 in TX

Price history

Zillow Home Value Index — monthly, smoothed and seasonally adjusted.

The typical home in 78566 is worth $219,823 — 5.3% above the Brownsville-Harlingen, TX median. Over the past year, values have risen 0.4%. The effective property tax rate is 1.2%.

#Rent & investment

Typical asking rent, and the returns it implies at the current home value.

Monthly rent
[2]
Gross yield
[2]
Cap rate
[2]

#Property tax

Effective rate — total real estate taxes paid relative to total home value.

Effective tax rate
1.2%[3]
Typical annual tax
$2,735[3]

#Climate risk

FEMA National Risk Index ratings for Cameron County. "Not Applicable" means the hazard does not threaten the county.

Overall risk
Relatively High[4]
Riverine flood
Relatively Moderate
Coastal flood
Relatively Moderate
Wildfire
Relatively Low
Drought
Relatively Moderate
Heat wave
Relatively High
Hurricane
Very High
Tornado
Relatively Moderate
Earthquake
Very Low
Winter weather
Relatively High

#Who lives here

Population
25,110[3]
Median household income
$60,187[3]

#Migration

Household moves in and out of Cameron County over a year, from IRS tax-return data.

Net migration
-1,182[5]
Moved in
4,853
Moved out
6,035

Schools

Open public schools in this ZIP, from the NCES Common Core of Data.

Public schools
4
Elementary
2
Middle
1
High
1
  • LOS FRESNOS H S

    High · Grades 9–12 · LOS FRESNOS CISD

    3,291 students

  • LOS CUATES MIDDLE

    Middle · Grades 6–8 · LOS FRESNOS CISD

    838 students

  • LOS FRESNOS EL

    Elementary · Grades PK–5 · LOS FRESNOS CISD

    558 students

  • LOPEZ-RIGGINS EL

    Elementary · Grades PK–5 · LOS FRESNOS CISD

    484 students

Run the numbers

Interactive calculators pre-filled with this ZIP's typical home value, rent, and property-tax rate. Edit any field to recompute.

Gross yield
Net yield (after ~40% expenses)
Annual rent

Gross and net yield are estimates based on the inputs and the selected expense ratio. Actual income and expenses will vary by property and market. Not investment advice.

Monthly payment$1,112
Loan principal$175,858
Down payment$43,965
Total interest paid$224,298

Estimated monthly payments include principal and interest only. Actual costs will include property tax, insurance, possibly PMI, and HOA fees not modeled here. Loan terms shown are estimates; consult a licensed lender for current rates and qualification.

Own : rent ratio
Monthly cost to own$1,522
Monthly rent

This calculator projects multi-year scenarios based on assumptions about appreciation, rent growth, and investment returns — none of which are guaranteed. Actual outcomes depend on variables this tool cannot know. Not financial or real estate advice.

#Metro ranking

Where this ZIP sits among others in its metro area.

Appreciation
42nd percentile[1]
Rental yield
[2]
Property tax
25th percentile[3]

Frequently asked

How much is a home worth in ZIP code 78566?
The typical home in 78566 is worth $219,823, based on the Zillow Home Value Index.
Are home values rising in 78566?
Home values in 78566 are up 0.4% over the past year, and up 5.6% a year over five years.
What is the property tax rate in 78566?
The effective property tax rate in 78566 is 1.2% — roughly $2,735 a year on a typical home.
Who lives in 78566?
ZIP code 78566 has a population of 25,110 and a median household income of $60,187.

#Comparable ZIPs

Same metro, nearest typical home value. Each card shows the comparable ZIP's headline numbers so you can scan at a glance.

  • Harlingen, TX

    Typical home
    $224,191
    Gross yield
    6.3%
  • La Tina Ranch CDP, TX

    Typical home
    $208,764
    Gross yield
  • Brownsville, TX

    Typical home
    $234,333
    Gross yield
    10.2%
  • Brownsville, TX

    Typical home
    $190,483
    Gross yield
    10.1%
  • La Feria, TX

    Typical home
    $183,191
    Gross yield
  • Harlingen, TX

    Typical home
    $178,502
    Gross yield
    7.5%

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