ZIP Code Tabulation Area · Texas

ZIP Code 78834: Dimmit County, TX

ZIP Code 78834 (Dimmit County, Texas) has an estimated 6,971 residents in 2,437 households. The median household income is $39,477, the median home value is $87,700 and the median gross rent is $845/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. One figure for this ZIP (poverty rate) is marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

6,971

Margin of error ±441

Median household income

$39,477

Margin of error ±$13,919

Median home value

$87,700

Margin of error ±$34,238

Median gross rent

$845/mo

Margin of error ±$253

Median age

34.8 yrs

Margin of error ±0.7 yrs

Mean travel time to work

25.2 min

Margin of error ±11.7 min

How ZIP 78834 compares with Texas and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 7883434.8 yrsTexas35.6 yrsUnited States38.9 yrs

Median household income

ZIP 78834$39,477Texas$78,476United States$80,734

Per capita income

ZIP 78834$24,783Texas$40,752United States$44,673

Poverty rate

ZIP 7883442.4%*Texas13.8%United States12.5%

Unemployment rate

ZIP 788347.4%Texas5.3%United States5.2%

Bachelor's degree or higher

ZIP 7883410.7%Texas33.8%United States35.7%

Median home value

ZIP 78834$87,700Texas$283,800United States$332,700

Median gross rent

ZIP 78834$845/moTexas$1,403/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7883467.2%Texas62.6%United States65.2%

Mean travel time to work

ZIP 7883425.2 minTexas26.7 minUnited States26.4 min

Worked from home

ZIP 788345.3%Texas14.4%United States15.1%

All figures for ZIP 78834

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 78834 — ACS 2020–2024 5-year estimates
Measure	ZIP 78834	Margin of error	Texas	United States
Total population	6,971	±441	30,188,424	334,922,499
Median age	34.8 yrs	±0.7 yrs	35.6 yrs	38.9 yrs
Households	2,437	±263	10,992,816	129,227,496
Median household income	$39,477	±$13,919	$78,476	$80,734
Per capita income	$24,783	±$4,686	$40,752	$44,673
Poverty rate	42.4%*	±11.0 pts	13.8%	12.5%
Unemployment rate	7.4%	±7.0 pts	5.3%	5.2%
Bachelor's degree or higher	10.7%	±4.7 pts	33.8%	35.7%
Median home value	$87,700	±$34,238	$283,800	$332,700
Median gross rent	$845/mo	±$253	$1,403/mo	$1,413/mo
Owner-occupied homes	67.2%	±9.9 pts	62.6%	65.2%
Mean travel time to work	25.2 min	±11.7 min	26.7 min	26.4 min
Worked from home	5.3%	±5.5 pts	14.4%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 78834
Group	ZIP 78834	Texas	United States
White alone, not Hispanic or Latino	9.5%	39.1%	57.4%
Black or African American alone, not Hispanic or Latino	1.3%	11.9%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	2.2%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.7%	5.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.4%	0.6%
Two or more races, not Hispanic or Latino	0.2%	3.1%	4.3%
Hispanic or Latino (of any race)	86.2%	39.7%	19.3%

Where ZIP 78834 is

State: Texas
Main county: Dimmit County— also overlaps Zavala County
Largest overlapping place: Carrizo Springs (1% of the ZIP's land area)
Land area: 511.12 sq mi· about 14 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Dimmit County

78827 Dimmit County, TX 78830 Dimmit County, TX 78836 Dimmit County, TX

See every ZIP code in Texas, or compare ZIP 78834 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.