Weather right now
Asking the National Weather Service…
Where 79031 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 79031 into a pocket calculator and turn it upside down: IEOGL — not quite a word, sorry.
- ➕ 79031 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011010010110111 - 🏠 Its numerical neighbours: 79029 (Dumas, TX, 117 mi away) and 79032 (Edmonson, TX, 32 mi away).
- 🔄 Backwards, 79031 becomes 13097, which is not a ZIP code at all.
- 👥 59 other ZIP codes are made of exactly the same digits (01379, 01937, 07193, 07931, 09137, 09173, …). The farthest-flung twin is 09173 in APO AE, a military post office, 5,406 miles away.
- 🧭 Farther south than 77% of all ZIP codes, and farther west than 81%.
- 🎯441 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 79031 and you would come out at 34.24°S, 77.55°E — 1,109 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 27m of daylight. Shortest: 9h 52m.
- 📏 At 103.1 square miles of land, 79031 is bigger than 78% of ZIP codes — room for about 78 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,156This ZIP1,156 |
|---|---|
| Households | 491This ZIP491 |
| Housing units | 617This ZIP617 |
| Median age | 46.1This ZIP46.1Texas35.6US 38.9 |
| Median household income | $43,750This ZIP$43,750Texas$78,476US $80,734 |
| Median home value | $96,600This ZIP$96,600Texas$283,800US $332,700 |
| Median gross rent | $766This ZIP$766Texas$1,403US $1,413 |
| Bachelor's degree or higher | 9.1%This ZIP9.1% |
| Mean commute | 17.9 minThis ZIP17.9 min |
| Population density | 11.2 / sq miThis ZIP11.2 / sq mi |
Business and tax activity
| Business establishments | 23This ZIP23 |
|---|---|
| Employees | 213This ZIP213 |
| Annual payroll | $18,535,000This ZIP$18,535,000 |
| Tax returns filed | 420This ZIP420 |
| Total adjusted gross income | $22,908,000This ZIP$22,908,000 |
Land area
| Land area | 103.14 sq miThis ZIP103.14 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Counties 79031 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Lamb County | 93.2% |
| Castro County | 6.8% |
Other place names in 79031
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 79031
| ZIP | City | Distance |
|---|---|---|
79082 | Springlake, TX | 9.5 mi |
79053 | Lazbuddie, TX | 13.5 mi |
79326 | Fieldton, TX | 16.8 mi |
79312 | Amherst, TX | 17.3 mi |
79027 | Dimmitt, TX | 18.6 mi |
79064 | Olton, TX | 19.4 mi |
79043 | Hart, TX | 19.9 mi |
79347 | Muleshoe, TX | 20.3 mi |
79371 | Sudan, TX | 23.1 mi |
79339 | Littlefield, TX | 25.3 mi |
Find every ZIP code within 10 miles of 79031 →
Questions about this ZIP code
Where is ZIP code 79031?
79031 is in Earth, Texas, in Lamb County. Its published point location is 34.2443, -102.4499.
What county is 79031 in?
79031 spans 2 counties: Lamb County and Castro County. Most of it falls in Lamb 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 79031?
Earth uses area code 806, from NANPA's telephone records.
What time zone is 79031 in?
79031 uses America/Chicago.
How many people live in 79031?
About 1,156 people live in ZIP code 79031, in 491 households, at 11.2 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 79031?
$43,750 a year, against $78,476 across Texas.
What ZIP codes are near 79031?
The closest are 79082 (9.5 mi), 79053 (13.5 mi), 79326 (16.8 mi), 79312 (17.3 mi) and 79027 (18.6 mi).
Is 79031 a PO Box ZIP code?
79031 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “79031 ZIP Code — Earth, Texas (Lamb County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/79031
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/79031.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.