Karnes County, TX ZIP codes
There are 7 ZIP codes in Karnes County, TX, in 7 towns, from 78111 to 78151. The largest are 78119 (Kenedy), 78118 (Karnes City) and 78151 (Runge). 1 more crosses into it from a neighbouring county: 78113.
The county seat is Karnes City.
- ZIP codes
- 7
- Partly in it
- 1 more
- Towns
- 7
- County seat
- Karnes City
- County FIPS
48255- State
- Texas
- Population
- 14,968
- Median household income
- $60,214
- Land area
- 748 sq mi
Karnes County ZIP codes by town
- Karnes City (county seat)
- 78118
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
ZIP codes partly in Karnes County
This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Karnes County.
- 78113 Falls City · mostly in Wilson County
Map of Karnes County ZIP codes
The ZIP codes of Karnes County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Karnes County in numbers
About 14,968 people live in Karnes County, in 4,730 households, the 139th most populous of Texas's 254 counties. The median household income is $60,214 a year, 23% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $149,000 (47% below the Texas median), and median gross rent is $957 a month. The median age is 38.1; 14.3% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 21 minutes.
| Population | 14,968 |
|---|---|
| Households | 4,730 |
| Median age | 38.1 |
| Median household income | $60,214 |
| Median home value | $149,000 |
| Median gross rent | $957 |
| Bachelor's degree or higher | 14.3% |
| Mean commute | 20.9 min |
| Population density | 20 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Karnes County
| Town | ZIP codes | Population |
|---|---|---|
| Karnes City | 1 | 3,605 |
| Kenedy | 1 | 3,430 |
| Runge | 1 | 1,108 |
| Hobson | 1 | 661 |
| Gillett | 1 | 226 |
| Panna Maria | 1 | 47 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Karnes County.
- Guadalupe County (9)
- Wilson County (7)
- Atascosa County (10)
- Bee County (9)
- DeWitt County (8)
- Gonzales County (10)
- Live Oak County (6)
Not sure you are in Karnes County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Karnes County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
78111 | Ecleto , TX | Standard | 0 | — | — |
78116 | Gillett , TX | Standard | 226 | $88,700 | $331,800 |
78117 | Hobson , TX | Standard | 661 | — | $323,800 |
78118 | Karnes City , TX | Standard | 4,676 | $60,711 | $103,700 |
78119 | Kenedy , TX | Standard | 7,270 | $62,738 | $147,000 |
78144 | Panna Maria , TX | Standard | 47 | — | — |
78151 | Runge , TX | Standard | 1,378 | $26,597 | $100,900 |
Cite this page
zipcodes.pro. “Karnes County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tx/county/karnes
Underlying data is public domain or openly licensed — sources, vintages and licences.