78727
ZIP 78727 is in Austin, Texas, mostly in Travis County; area codes 512 and 737; Central time. Austin has 74 ZIP codes in all.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Travis +1 more
- Metro area
- Austin-Round Rock-San Marcos, TX
- Population
- 29,958
- Coordinates
- 30.4290, -97.7177
Weather right now
Asking the National Weather Service…
Where 78727 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 78727 into a pocket calculator and turn it upside down: LZLBL — not quite a word, sorry.
- ➕ As a number, 78,727 = 11 × 17 × 421. Its digits add up to 31, a total 799 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001110000111 - 🏠 Its numerical neighbours: 78726 (Austin, TX, 7 mi away) and 78728 (Austin, TX, 3 mi away).
- 🔄 Backwards, 78727 becomes 72787, which is not a ZIP code at all.
- 👥 5 other ZIP codes are made of exactly the same digits (27877, 28777, 77287, 77872, 78772). The farthest-flung twin is 27877 in Severn, NC, 1,253 miles away.
- 🧭 Farther south than 92% of all ZIP codes, and farther west than 76%.
- 🎯651 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78727 and you would come out at 30.43°S, 82.28°E — 1,451 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 07m of daylight. Shortest: 10h 11m.
- 📏 At 7.8 square miles of land, 78727 is bigger than 24% of ZIP codes — room for about 5.9 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 29,958This ZIP29,958 |
|---|---|
| Households | 14,204This ZIP14,204 |
| Housing units | 15,077This ZIP15,077 |
| Median age | 35.8This ZIP35.8Texas35.6US 38.9 |
| Median household income | $110,379This ZIP$110,379Texas$78,476US $80,734 |
| Median home value | $540,400This ZIP$540,400Texas$283,800US $332,700 |
| Median gross rent | $1,882This ZIP$1,882Texas$1,403US $1,413 |
| Bachelor's degree or higher | 64.3%This ZIP64.3% |
| Mean commute | 22.5 minThis ZIP22.5 min |
| Population density | 3,856.1 / sq miThis ZIP3,856.1 / sq mi |
Business and tax activity
| Business establishments | 587This ZIP587 |
|---|---|
| Employees | 12,688This ZIP12,688 |
| Annual payroll | $1,256,140,000This ZIP$1,256,140,000 |
| Tax returns filed | 14,990This ZIP14,990 |
| Total adjusted gross income | $1,620,343,000This ZIP$1,620,343,000 |
Land area
| Land area | 7.77 sq miThis ZIP7.77 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Counties 78727 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Travis County | 98.1% |
| Williamson County | 1.9% |
Other place names in 78727
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78727
| ZIP | City | Distance |
|---|---|---|
78728 | Austin, TX | 2.5 mi |
78758 | Austin, TX | 2.9 mi |
78729 | Austin, TX | 3.0 mi |
78759 | Austin, TX | 3.2 mi |
78764 | Austin, TX | 3.7 mi |
78753 | Austin, TX | 4.1 mi |
78750 | Austin, TX | 4.2 mi |
78717 | Austin, TX | 4.7 mi |
78710 | Austin, TX | 5.3 mi |
78757 | Austin, TX | 5.4 mi |
Find every ZIP code within 10 miles of 78727 →
Questions about this ZIP code
Where is ZIP code 78727?
78727 is in Austin, Texas, in Travis County, part of the Austin-Round Rock-San Marcos, TX metropolitan area. Its published point location is 30.4290, -97.7177.
What county is 78727 in?
78727 spans 2 counties: Travis County and Williamson County. Most of it falls in Travis 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 78727?
Austin uses area codes 512 and 737, from NANPA's telephone records.
What time zone is 78727 in?
78727 uses America/Chicago.
How many people live in 78727?
About 29,958 people live in ZIP code 78727, in 14,204 households, at 3,856.1 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 78727?
$110,379 a year, against $78,476 across Texas.
What ZIP codes are near 78727?
The closest are 78728 (2.5 mi), 78758 (2.9 mi), 78729 (3 mi), 78759 (3.2 mi) and 78764 (3.7 mi).
Is 78727 a PO Box ZIP code?
78727 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78727 ZIP Code — Austin, Texas (Travis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78727
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78727.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.