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Where 78745 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 78745 into a pocket calculator and turn it upside down: ShLBL — not quite a word, sorry.
- ➕ As a number, 78,745 = 5 × 15749. Its digits add up to 31, a total 799 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001110011001 - 🏠 Its numerical neighbours: 78744 (Austin, TX, 5 mi away) and 78746 (Austin, TX, 6 mi away).
- 🔄 Backwards, 78745 becomes 54787, which is not a ZIP code at all.
- 👥 29 other ZIP codes are made of exactly the same digits (45778, 45787, 45877, 47578, 47857, 47875, …). The farthest-flung twin is 48757 in Reese, MI, 1,200 miles away.
- 🧭 Farther south than 93% of all ZIP codes, and farther west than 76%.
- 🎯666 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78745 and you would come out at 30.21°S, 82.20°E — 1,463 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 13.7 square miles of land, 78745 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 | 61,219This ZIP61,219 |
|---|---|
| Households | 30,293This ZIP30,293 |
| Housing units | 31,805This ZIP31,805 |
| Median age | 37.1This ZIP37.1Texas35.6US 38.9 |
| Median household income | $86,109This ZIP$86,109Texas$78,476US $80,734 |
| Median home value | $504,800This ZIP$504,800Texas$283,800US $332,700 |
| Median gross rent | $1,713This ZIP$1,713Texas$1,403US $1,413 |
| Bachelor's degree or higher | 55.0%This ZIP55.0% |
| Mean commute | 24.5 minThis ZIP24.5 min |
| Population density | 4,456.8 / sq miThis ZIP4,456.8 / sq mi |
Business and tax activity
| Business establishments | 1,747This ZIP1,747 |
|---|---|
| Employees | 22,800This ZIP22,800 |
| Annual payroll | $1,223,432,000This ZIP$1,223,432,000 |
| Tax returns filed | 31,130This ZIP31,130 |
| Total adjusted gross income | $2,654,085,000This ZIP$2,654,085,000 |
Land area
| Land area | 13.74 sq miThis ZIP13.74 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 78745
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78745
| ZIP | City | Distance |
|---|---|---|
78704 | Austin, TX | 3.2 mi |
78749 | Austin, TX | 3.5 mi |
78748 | Austin, TX | 3.6 mi |
78744 | Austin, TX | 4.8 mi |
78741 | Austin, TX | 5.3 mi |
78713 | Austin, TX | 5.3 mi |
78714 | Austin, TX | 5.3 mi |
78715 | Austin, TX | 5.3 mi |
78766 | Austin, TX | 5.3 mi |
78767 | Austin, TX | 5.3 mi |
Find every ZIP code within 10 miles of 78745 →
Questions about this ZIP code
Where is ZIP code 78745?
78745 is in Austin, Texas, in Travis County, part of the Austin-Round Rock-San Marcos, TX metropolitan area. Its published point location is 30.2074, -97.7982.
What county is 78745 in?
78745 lies in Travis County.
What area code is 78745?
Austin uses area codes 512 and 737, from NANPA's telephone records.
What time zone is 78745 in?
78745 uses America/Chicago.
How many people live in 78745?
About 61,219 people live in ZIP code 78745, in 30,293 households, at 4,456.8 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 78745?
$86,109 a year, against $78,476 across Texas.
What ZIP codes are near 78745?
The closest are 78704 (3.2 mi), 78749 (3.5 mi), 78748 (3.6 mi), 78744 (4.8 mi) and 78741 (5.3 mi).
Is 78745 a PO Box ZIP code?
78745 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78745 ZIP Code — Austin, Texas (Travis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78745
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78745.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.