US ZIP Code
78118

Karnes City, TX

Karnes County  ·  Texas

● Active
👥 4,097 Population ↓ 4% since 2019
💰 $63,041 Median HH Income
▼ 17% below avg ↑ 14% since 2019
🎂 37.5 Median Age ↑ 6% since 2019
🏠 $115,100 Median Home Value
▼ 59% below avg ↑ 19% since 2019
🎓 26.5% College Grads
▼ 32% below avg
📊 7.3% Unemployment
▲ 49% above avg ↑ 2% since 2019
ZIP Code Details
ZIP Code78118
CityKarnes City
StateTexas (TX)
CountyKarnes County
Area Code830
Elevation407 ft
Latitude28.874787
Longitude-97.937367
TimezoneChicago (DST)
FIPS48255
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 55.5% (2,272) Female 44.5% (1,825) ♀

Race & Ethnicity

White: 30.4%Hispanic: 59.6%Black: 4.6%Other: 5.3%Race
White30.4%
Hispanic59.6%
Black4.6%
Other5.3%

Age Breakdown

Under 5
2%
5–17
15%
18–24
14%
25–44
29%
45–64
28%
65+
5%

Key Indicators

Median Age37.5 yrs ↑ 6% since 2019
Avg Household Size2.39
Below Poverty14.9% ▲ 49% above avg
College Grads26.5% ▼ 32% below avg
Unemployment7.3% ▲ 49% above avg
No HS Diploma38 (1.7%)
HS Graduate952 (43%)
Some College354 (16%)
Associates282 (12.7%)
Bachelors128 (5.8%)
Graduate Degree459 (20.7%)

Education

No HS: 1.7%HS Grad: 43%Some College: 16%Associates: 12.7%Bachelors: 5.8%Graduate: 20.7%Edu
No HS1.7%
HS Grad43.0%
Some College16.0%
Associates12.7%
Bachelors5.8%
Graduate20.7%
Housing & Income

Housing Tenure

Owner: 72.7%Renter: 27.3%Tenure
Owner72.7%
Renter27.3%

Home Value Distribution

Under $50k
14%
$50k–100k
34%
$100k–150k
11%
$150k–200k
16%
$200k–300k
13%
$300k–500k
6%
Over $500k
6%

Financials

Median HH Income$63,041 ▼ 17% below avg ↑ 14% since 2019
Median Home Value$115,100 ▼ 59% below avg ↑ 19% since 2019
Home/Income Ratio1.8x (nat avg ~3.5x)
Median Rent$668/mo ↓ 21% since 2019
Total Units1,746
Vacant Units444
Avg HH Size2.39

Income Distribution

Under $25k
29%
$25k–50k
9%
$50k–75k
18%
$75k–100k
18%
$100k–150k
7%
$150k–200k
5%
Over $200k
15%
Employment & Commute

How People Get to Work

Drove Alone
95%
Walked
1%
Work From Home
5%

Commute Time

Under 15 min
53%
15–30 min
21%
30–45 min
13%
Over 45 min
13%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
7%
1960s–1970s
16%
1980s–1990s
7%
2000+
67%

Summary

Total Units1,746
Vacant444
Owner Occupied72.7%
Renter Occupied27.3%
Avg HH Size2.39
Frequently Asked Questions
ZIP code 78118 is in Karnes City, TX, in Karnes County.
ZIP code 78118 is located in Texas (TX).
ZIP code 78118 is in Karnes County, TX.
ZIP 78118 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 78118 is 4,097 people (ACS 2023).
The median household income in ZIP code 78118 is $63,041 (ACS 2023).
The median home value in ZIP 78118 is $115,100 (ACS 2023).
About ZIP Code 78118

ZIP code 78118 is located in Karnes City, Texas, within Karnes County. With a population of 4,097, this is a lightly populated ZIP code with a relatively young community — the median age is 37.5 years. Economically, 78118 is a solidly middle-class ZIP code: the median household income of $63,041 is below the national average.

Real estate in ZIP code 78118 represents one of the more affordable housing markets in the country. The median home value of $115,100 is well below the national average. Renters can expect to pay around $668 per month in median rent. Homeownership is strong here — 72.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 19% since 2019.

The population of 78118 is majority Hispanic (59.58%). Residents are moderately educated — 26.5% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 14.9%. Household income has grown by 14% since 2019.

The unemployment rate in 78118 stands at 7.3%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 79%.

Overall, ZIP code 78118 in Karnes City, TX is characterized as solidly middle-class, moderately educated, a relatively young community, and predominantly owner-occupied. With 4,097 residents, a median household income of $63,041, and a median home value of $115,100, it offers a clear picture of life in this part of Texas.