Weather right now
Asking the National Weather Service…
Where 78639 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 78639 into a pocket calculator and turn it upside down: GEgBL — not quite a word, sorry.
- ➕ As a number, 78,639 = 3 × 11 × 2383. Its digits add up to 33, a total 456 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001100101111 - 🏠 Its numerical neighbours: 78638 (Kingsbury, TX, 80 mi away) and 78640 (Kyle, TX, 59 mi away).
- 🔄 Backwards, 78639 becomes 93687, which is not a ZIP code at all.
- 👥 30 other ZIP codes are made of exactly the same digits (36879, 37869, 38679, 38769, 38967, 39867, …). The farthest-flung twin is 96378 in APO AA, a military post office, 7,455 miles away.
- 🧭 Farther south than 91% of all ZIP codes, and farther west than 78%.
- 🎯634 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78639 and you would come out at 30.66°S, 81.54°E — 1,420 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 08m of daylight. Shortest: 10h 10m.
- 📏 At 43.9 square miles of land, 78639 is bigger than 56% of ZIP codes — room for about 33 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 8,719This ZIP8,719 |
|---|---|
| Households | 4,022This ZIP4,022 |
| Housing units | 5,530This ZIP5,530 |
| Median age | 52.1This ZIP52.1Texas35.6US 38.9 |
| Median household income | $57,742This ZIP$57,742Texas$78,476US $80,734 |
| Median home value | $245,500This ZIP$245,500Texas$283,800US $332,700 |
| Median gross rent | $908This ZIP$908Texas$1,403US $1,413 |
| Bachelor's degree or higher | 24.3%This ZIP24.3% |
| Mean commute | 31.9 minThis ZIP31.9 min |
| Population density | 198.6 / sq miThis ZIP198.6 / sq mi |
Business and tax activity
| Business establishments | 198This ZIP198 |
|---|---|
| Employees | 1,313This ZIP1,313 |
| Annual payroll | $53,677,000This ZIP$53,677,000 |
| Tax returns filed | 3,930This ZIP3,930 |
| Total adjusted gross income | $380,815,000This ZIP$380,815,000 |
Land area
| Land area | 43.90 sq miThis ZIP43.90 sq mi |
|---|---|
| Water area | 3.09 sq miThis ZIP3.09 sq mi |
Counties 78639 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Llano County | 82.8% |
| Burnet County | 17.2% |
Other place names in 78639
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78639
| ZIP | City | Distance |
|---|---|---|
78609 | Buchanan Dam, TX | 6.3 mi |
78657 | Horseshoe Bay, TX | 9.7 mi |
78607 | Bluffton, TX | 11.4 mi |
78611 | Burnet, TX | 14.3 mi |
78643 | Llano, TX | 15.5 mi |
78654 | Marble Falls, TX | 15.7 mi |
78672 | Tow, TX | 15.7 mi |
78663 | Round Mountain, TX | 18.7 mi |
76824 | Bend, TX | 19.4 mi |
78675 | Willow City, TX | 21.4 mi |
Find every ZIP code within 10 miles of 78639 →
Questions about this ZIP code
Where is ZIP code 78639?
78639 is in Kingsland, Texas, in Llano County. Its published point location is 30.6563, -98.4555.
What county is 78639 in?
78639 spans 2 counties: Llano County and Burnet County. Most of it falls in Llano County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 78639?
Kingsland uses area code 325, from NANPA's telephone records.
What time zone is 78639 in?
78639 uses America/Chicago.
How many people live in 78639?
About 8,719 people live in ZIP code 78639, in 4,022 households, at 198.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 78639?
$57,742 a year, against $78,476 across Texas.
What ZIP codes are near 78639?
The closest are 78609 (6.3 mi), 78657 (9.7 mi), 78607 (11.4 mi), 78611 (14.3 mi) and 78643 (15.5 mi).
Is 78639 a PO Box ZIP code?
78639 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78639 ZIP Code — Kingsland, Texas (Llano County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78639
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78639.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.