US Census Data

Karnes County vs Zapata County

A side-by-side comparison of Karnes County and Zapata County: population, income, housing, and more.

Karnes County and Zapata County are counties in Texas. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Karnes County has the higher population (14,819 vs 13,855 in Zapata County). Karnes County has the higher median household income ($59,103 vs $36,527 in Zapata County). Karnes County has the higher median home value ($136,900 vs $88,800 in Zapata County).

Population, income & housing

Karnes CountyZapata County
Population14,81913,855
Median age37.1 yrs31.5 yrs
Median household income$59,103$36,527
Median home value$136,900$88,800
Median gross rent$872$569
Housing units5,8926,218
Homeownership rate65.3%74.6%
Bachelor's degree or higher16.0%13.3%
Unemployment rate4.6%8.0%

Trends (ACS 5-year, 2019–2023)

Karnes CountyZapata County
Population15,545 → 14,819 (-4.7%)14,304 → 13,855 (-3.1%)
Median household income$56,127 → $59,103 (+5.3%)$33,952 → $36,527 (+7.6%)
Median home value$102,300 → $136,900 (+33.8%)$77,800 → $88,800 (+14.1%)
Median gross rent$807 → $872 (+8.1%)$520 → $569 (+9.4%)

Karnes County

Population
15,54514,819
Median household income
$56,127$59,103
Median home value
$102,300$136,900
Median gross rent
$807$872

Zapata County

Population
14,30413,855
Median household income
$33,952$36,527
Median home value
$77,800$88,800
Median gross rent
$520$569

Age & race/ethnicity

Age distribution (share)

Karnes CountyZapata County
Under 55.1%7.9%
5 to 1715.1%24.3%
18 to 249.0%10.5%
25 to 3416.8%12.3%
35 to 4417.4%12.5%
45 to 5410.1%10.5%
55 to 6411.6%8.5%
65 to 748.7%7.3%
75 and over6.2%6.2%

Race & ethnicity (share)

Karnes CountyZapata County
White (non-Hispanic)35.1%4.6%
Black or African American6.9%0.3%
American Indian & Alaska Native0.0%0.0%
Asian1.6%0.8%
Native Hawaiian & Pacific Islander0.1%0.0%
Some other race0.0%0.0%
Two or more races3.2%0.4%
Hispanic or Latino53.1%93.9%

Educational attainment (age 25+)

Share of adults 25+

Karnes CountyZapata County
No high school diploma22.8%35.9%
High school graduate36.8%29.2%
Some college or associate's24.4%21.5%
Bachelor's degree10.5%9.7%
Graduate or professional degree5.5%3.6%

Commute to work

How workers get to work (share)

Karnes CountyZapata County
Drove alone79.6%75.4%
Carpooled12.1%14.5%
Public transit0.0%0.0%
Walked2.7%2.3%
Bicycle0.6%0.0%
Worked from home4.0%7.9%
Other means1.0%0.0%

Housing

Units in structure (share)

Karnes CountyZapata County
1-unit, detached67.4%61.1%
1-unit, attached1.7%0.3%
2 to 4 units8.6%5.5%
5 to 19 units3.9%0.8%
20 or more units1.5%2.7%
Mobile home & other17.0%29.7%

Poverty & households

Karnes CountyZapata County
Poverty rate21.3%37.4%
Average household size2.442.96
Mean commute (minutes)2025
Median year structure built19821990

Full profiles

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