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Where 79830 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 79830 into a pocket calculator and turn it upside down: OEBGL — not quite a word, sorry.
- ➕ As a number, 79,830 = 2 × 3 × 3 × 5 × 887. Its digits add up to 27, a total 1,806 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011011111010110 - 🏠 Its numerical neighbours: 79821 (Anthony, TX, 214 mi away) and 79831 (Alpine, TX, 7 mi away).
- 🔄 Backwards, 79830 becomes 03897 — and that is a real ZIP code: Wonalancet, NH, 1,999 miles away.
- 👥 35 other ZIP codes are made of exactly the same digits (03897, 07839, 07938, 08739, 09738, 09837, …). The farthest-flung twin is 09837 in FPO AE, a military post office, 8,182 miles away.
- 🧭 Farther south than 93% of all ZIP codes, and farther west than 82%.
- 🎯723 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 79830 and you would come out at 30.21°S, 76.37°E — 1,361 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 06m of daylight. Shortest: 10h 12m.
- 📏 At 1,165.1 square miles of land, 79830 is bigger than 99% of ZIP codes — room for about 885 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 7,853This ZIP7,853 |
|---|---|
| Households | 4,131This ZIP4,131 |
| Housing units | 4,712This ZIP4,712 |
| Median age | 43.4This ZIP43.4Texas35.6US 38.9 |
| Median household income | $66,546This ZIP$66,546Texas$78,476US $80,734 |
| Median home value | $229,400This ZIP$229,400Texas$283,800US $332,700 |
| Median gross rent | $902This ZIP$902Texas$1,403US $1,413 |
| Bachelor's degree or higher | 46.1%This ZIP46.1% |
| Mean commute | 14.8 minThis ZIP14.8 min |
| Population density | 6.7 / sq miThis ZIP6.7 / sq mi |
Business and tax activity
| Business establishments | 206This ZIP206 |
|---|---|
| Employees | 1,598This ZIP1,598 |
| Annual payroll | $60,774,000This ZIP$60,774,000 |
| Tax returns filed | 2,700This ZIP2,700 |
| Total adjusted gross income | $188,170,000This ZIP$188,170,000 |
Land area
| Land area | 1,165.08 sq miThis ZIP1,165.08 sq mi |
|---|---|
| Water area | 1.37 sq miThis ZIP1.37 sq mi |
Other place names in 79830
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 79830
| ZIP | City | Distance |
|---|---|---|
79831 | Alpine, TX | 7.1 mi |
79832 | Alpine, TX | 10.6 mi |
79842 | Marathon, TX | 38.4 mi |
79734 | Fort Davis, TX | 38.8 mi |
79786 | Toyahvale, TX | 51.5 mi |
79843 | Marfa, TX | 52.6 mi |
79718 | Balmorhea, TX | 54.5 mi |
79780 | Saragosa, TX | 57.2 mi |
79852 | Terlingua, TX | 58.5 mi |
79845 | Presidio, TX | 60.1 mi |
Find every ZIP code within 10 miles of 79830 →
Questions about this ZIP code
Where is ZIP code 79830?
79830 is in Alpine, Texas, in Brewster County. Its published point location is 30.2115, -103.6268.
What county is 79830 in?
79830 lies in Brewster County.
What area code is 79830?
Alpine uses area code 432, from NANPA's telephone records.
What time zone is 79830 in?
79830 uses America/Chicago.
How many people live in 79830?
About 7,853 people live in ZIP code 79830, in 4,131 households, at 6.7 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 79830?
$66,546 a year, against $78,476 across Texas.
What ZIP codes are near 79830?
The closest are 79831 (7.1 mi), 79832 (10.6 mi), 79842 (38.4 mi), 79734 (38.8 mi) and 79786 (51.5 mi).
Is 79830 a PO Box ZIP code?
79830 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “79830 ZIP Code — Alpine, Texas (Brewster County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/79830
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/79830.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.