HousingHandbookReference data

U.S. ZIP Code · TX78830

Dimmit County

Typical home value

$96,654[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
+27.6%
5-year / yr
10-year / yr

Relative price

vs U.S.
-66.0%
vs metro
vs state
-63.1%
ZIP 78830 location in TX
Location of ZIP 78830 in TX

Price history

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

The typical home in 78830 is worth $96,654. Over the past year, values have risen 27.6%. The effective property tax rate is 1.1%.

#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
1.1%[3]
Typical annual tax
$1,048[3]

#Climate risk

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

Overall risk
Very Low[4]
Riverine flood
Very Low
Coastal flood
Not Applicable
Wildfire
Very Low
Drought
Relatively Moderate
Heat wave
Relatively Moderate
Hurricane
Relatively Low
Tornado
Relatively Low
Earthquake
Very Low
Winter weather
Very Low

#Who lives here

Population
597[3]
Median household income
$51,354[3]

#Migration

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

Net migration
-32[5]
Moved in
140
Moved out
172

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$489
Loan principal$77,323
Down payment$19,331
Total interest paid$98,621

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$656
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
[1]
Rental yield
[2]
Property tax
[3]

Frequently asked

How much is a home worth in ZIP code 78830?
The typical home in 78830 is worth $96,654, based on the Zillow Home Value Index.
Are home values rising in 78830?
Home values in 78830 are up 27.6% over the past year.
What is the property tax rate in 78830?
The effective property tax rate in 78830 is 1.1% — roughly $1,048 a year on a typical home.
Who lives in 78830?
ZIP code 78830 has a population of 597 and a median household income of $51,354.

Compare ZIPs

Pit ZIP 78830 against any other ZIP — full side-by-side table.

Compare 78830

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