78931
ZIP 78931 is Bleiblerville, Texas, in Austin County; area code 979; Central time.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Austin
- Metro area
- Houston-Pasadena-The Woodlands, TX
- Population
- 185
- Coordinates
- 30.0384, -96.4414
Weather right now
Asking the National Weather Service…
Where 78931 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 78931 into a pocket calculator and turn it upside down: IEGBL — not quite a word, sorry.
- ➕ As a number, 78,931 = 17 × 4643. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011010001010011 - 🏠 Its numerical neighbours: 78886 (Yancey, TX, 176 mi away) and 78932 (Carmine, TX, 19 mi away).
- 🔄 Backwards, 78931 becomes 13987, which is not a ZIP code at all.
- 👥 30 other ZIP codes are made of exactly the same digits (17938, 17983, 31789, 31798, 37189, 37819, …). The farthest-flung twin is 97138 in Seaside, OR, 1,831 miles away.
- 🧭 Farther south than 93% of all ZIP codes, and farther west than 72%.
- 🎯687 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78931 and you would come out at 30.04°S, 83.56°E — 1,499 miles from West Island, Cocos Islands, the nearest big city to that spot.
- ☀Longest day of the year: 14h 05m of daylight. Shortest: 10h 12m.
- 📏 At 13.6 square miles of land, 78931 is bigger than 31% of ZIP codes — room for about 10 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 185This ZIP185 |
|---|---|
| Households | 70This ZIP70 |
| Housing units | 142This ZIP142 |
| Median age | 44.4This ZIP44.4Texas35.6US 38.9 |
| Bachelor's degree or higher | 57.2%This ZIP57.2% |
| Population density | 13.6 / sq miThis ZIP13.6 / sq mi |
Business and tax activity
| Business establishments | 4This ZIP4 |
|---|---|
| Employees | 10This ZIP10 |
| Annual payroll | $245,000This ZIP$245,000 |
| Tax returns filed | 150This ZIP150 |
| Total adjusted gross income | $13,533,000This ZIP$13,533,000 |
Land area
| Land area | 13.62 sq miThis ZIP13.62 sq mi |
|---|---|
| Water area | 0.12 sq miThis ZIP0.12 sq mi |
ZIP codes near 78931
| ZIP | City | Distance |
|---|---|---|
78944 | Industry, TX | 3.7 mi |
77452 | Kenney, TX | 6.9 mi |
77834 | Brenham, TX | 9.3 mi |
78950 | New Ulm, TX | 9.5 mi |
77833 | Brenham, TX | 11.7 mi |
77418 | Bellville, TX | 11.8 mi |
77426 | Chappell Hill, TX | 12.4 mi |
77835 | Burton, TX | 13.8 mi |
78940 | Fayetteville, TX | 14.7 mi |
78961 | Round Top, TX | 15.3 mi |
Find every ZIP code within 10 miles of 78931 →
Questions about this ZIP code
Where is ZIP code 78931?
78931 is in Bleiblerville, Texas, in Austin County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 30.0384, -96.4414.
What county is 78931 in?
78931 lies in Austin County.
What area code is 78931?
Bleiblerville uses area code 979, from NANPA's telephone records.
What time zone is 78931 in?
78931 uses America/Chicago.
How many people live in 78931?
About 185 people live in ZIP code 78931, in 70 households, at 13.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 78931?
The closest are 78944 (3.7 mi), 77452 (6.9 mi), 77834 (9.3 mi), 78950 (9.5 mi) and 77833 (11.7 mi).
Is 78931 a PO Box ZIP code?
78931 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78931 ZIP Code — Bleiblerville, Texas (Austin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78931
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78931.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.