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Where 78629 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 78629 into a pocket calculator and turn it upside down: GZgBL — not quite a word, sorry.
- ➕ As a number, 78,629 = 61 × 1289. Its digits add up to 32, a total 644 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001100100101 - 🏠 Its numerical neighbours: 78628 (Georgetown, TX, 84 mi away) and 78630 (Cedar Park, TX, 74 mi away).
- 🔄 Backwards, 78629 becomes 92687, which is not a ZIP code at all.
- 👥 31 other ZIP codes are made of exactly the same digits (27698, 27869, 27896, 27968, 27986, 28679, …). The farthest-flung twin is 96278 in APO AA, a military post office, 7,010 miles away.
- 🧭 Farther south than 94% of all ZIP codes, and farther west than 75%.
- 🎯718 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78629 and you would come out at 29.48°S, 82.55°E — 1,507 miles from West Island, Cocos Islands, the nearest big city to that spot.
- ☀Longest day of the year: 14h 02m of daylight. Shortest: 10h 15m.
- 📏 At 421.6 square miles of land, 78629 is bigger than 97% of ZIP codes — room for about 320 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 12,740This ZIP12,740 |
|---|---|
| Households | 4,986This ZIP4,986 |
| Housing units | 5,559This ZIP5,559 |
| Median age | 36.0This ZIP36.0Texas35.6US 38.9 |
| Median household income | $59,521This ZIP$59,521Texas$78,476US $80,734 |
| Median home value | $206,700This ZIP$206,700Texas$283,800US $332,700 |
| Median gross rent | $829This ZIP$829Texas$1,403US $1,413 |
| Bachelor's degree or higher | 11.7%This ZIP11.7% |
| Mean commute | 25.5 minThis ZIP25.5 min |
| Population density | 30.2 / sq miThis ZIP30.2 / sq mi |
Business and tax activity
| Business establishments | 287This ZIP287 |
|---|---|
| Employees | 3,498This ZIP3,498 |
| Annual payroll | $157,998,000This ZIP$157,998,000 |
| Tax returns filed | 5,690This ZIP5,690 |
| Total adjusted gross income | $424,744,000This ZIP$424,744,000 |
Land area
| Land area | 421.61 sq miThis ZIP421.61 sq mi |
|---|---|
| Water area | 2.29 sq miThis ZIP2.29 sq mi |
Counties 78629 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Gonzales County | 98.1% |
| DeWitt County | 1.9% |
Other place names in 78629
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78629
| ZIP | City | Distance |
|---|---|---|
78614 | Cost, TX | 9.5 mi |
78677 | Wrightsboro, TX | 12.3 mi |
78658 | Ottine, TX | 13.3 mi |
78632 | Harwood, TX | 14.5 mi |
78604 | Belmont, TX | 14.5 mi |
77967 | Hochheim, TX | 14.8 mi |
77984 | Shiner, TX | 15.4 mi |
78122 | Leesville, TX | 15.6 mi |
78959 | Waelder, TX | 17.8 mi |
78648 | Luling, TX | 18.8 mi |
Find every ZIP code within 10 miles of 78629 →
Questions about this ZIP code
Where is ZIP code 78629?
78629 is in Gonzales, Texas, in Gonzales County. Its published point location is 29.4768, -97.4489.
What county is 78629 in?
78629 spans 2 counties: Gonzales County and DeWitt County. Most of it falls in Gonzales 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 78629?
Gonzales uses area code 830, from NANPA's telephone records.
What time zone is 78629 in?
78629 uses America/Chicago.
How many people live in 78629?
About 12,740 people live in ZIP code 78629, in 4,986 households, at 30.2 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 78629?
$59,521 a year, against $78,476 across Texas.
What ZIP codes are near 78629?
The closest are 78614 (9.5 mi), 78677 (12.3 mi), 78658 (13.3 mi), 78632 (14.5 mi) and 78604 (14.5 mi).
Is 78629 a PO Box ZIP code?
78629 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78629 ZIP Code — Gonzales, Texas (Gonzales County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78629
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78629.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.