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Where 78605 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 78605 into a pocket calculator and turn it upside down: SOgBL — not quite a word, sorry.
- ➕ As a number, 78,605 = 5 × 79 × 199. Its digits add up to 26, a total 2,038 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001100001101 - 🏠 Its numerical neighbours: 78604 (Belmont, TX, 89 mi away) and 78606 (Blanco, TX, 53 mi away).
- 🔄 Backwards, 78605 becomes 50687, which is not a ZIP code at all.
- 👥 46 other ZIP codes are made of exactly the same digits (05678, 05768, 05867, 06758, 06785, 06857, …). The farthest-flung twin is 05867 in Sutton, VT, 1,703 miles away.
- 🧭 Farther south than 91% of all ZIP codes, and farther west than 77%.
- 🎯626 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78605 and you would come out at 30.77°S, 81.95°E — 1,422 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 08m of daylight. Shortest: 10h 09m.
- 📏 At 172.0 square miles of land, 78605 is bigger than 89% of ZIP codes — room for about 131 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 7,573This ZIP7,573 |
|---|---|
| Households | 2,849This ZIP2,849 |
| Housing units | 3,061This ZIP3,061 |
| Median age | 40.1This ZIP40.1Texas35.6US 38.9 |
| Median household income | $83,542This ZIP$83,542Texas$78,476US $80,734 |
| Median home value | $324,000This ZIP$324,000Texas$283,800US $332,700 |
| Median gross rent | $1,230This ZIP$1,230Texas$1,403US $1,413 |
| Bachelor's degree or higher | 16.2%This ZIP16.2% |
| Mean commute | 36.4 minThis ZIP36.4 min |
| Population density | 44.0 / sq miThis ZIP44.0 / sq mi |
Business and tax activity
| Business establishments | 140This ZIP140 |
|---|---|
| Employees | 1,056This ZIP1,056 |
| Annual payroll | $67,607,000This ZIP$67,607,000 |
| Tax returns filed | 3,360This ZIP3,360 |
| Total adjusted gross income | $330,709,000This ZIP$330,709,000 |
Land area
| Land area | 172.04 sq miThis ZIP172.04 sq mi |
|---|---|
| Water area | 0.36 sq miThis ZIP0.36 sq mi |
Other place names in 78605
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78605
| ZIP | City | Distance |
|---|---|---|
78642 | Liberty Hill, TX | 8.3 mi |
78608 | Briggs, TX | 12.6 mi |
78611 | Burnet, TX | 14.3 mi |
76527 | Florence, TX | 15.4 mi |
78641 | Leander, TX | 16.8 mi |
78654 | Marble Falls, TX | 17.0 mi |
78633 | Georgetown, TX | 17.4 mi |
78628 | Georgetown, TX | 17.5 mi |
78646 | Leander, TX | 17.6 mi |
76549 | Killeen, TX | 21.0 mi |
Find every ZIP code within 10 miles of 78605 →
Questions about this ZIP code
Where is ZIP code 78605?
78605 is in Bertram, Texas, in Burnet County. Its published point location is 30.7733, -98.0452.
What county is 78605 in?
78605 lies in Burnet County.
What area code is 78605?
Bertram uses area codes 737 and 512, from NANPA's telephone records.
What time zone is 78605 in?
78605 uses America/Chicago.
How many people live in 78605?
About 7,573 people live in ZIP code 78605, in 2,849 households, at 44.0 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 78605?
$83,542 a year, against $78,476 across Texas.
What ZIP codes are near 78605?
The closest are 78642 (8.3 mi), 78608 (12.6 mi), 78611 (14.3 mi), 76527 (15.4 mi) and 78641 (16.8 mi).
Is 78605 a PO Box ZIP code?
78605 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78605 ZIP Code — Bertram, Texas (Burnet County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78605
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78605.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.