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Where 78606 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 78606 into a pocket calculator and turn it upside down: gOgBL — not quite a word, sorry.
- ➕ As a number, 78,606 = 2 × 3 × 3 × 11 × 397. Its digits add up to 27, a total 1,806 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001100001110 - 🏠 Its numerical neighbours: 78605 (Bertram, TX, 53 mi away) and 78607 (Bluffton, TX, 51 mi away).
- 🔄 Backwards, 78606 becomes 60687 — and that is a real ZIP code: Chicago, IL, 1,008 miles away.
- 👥 19 other ZIP codes are made of exactly the same digits (06786, 06876, 07866, 60678, 60687, 66078, …). The farthest-flung twin is 06786 in Terryville, CT, 1,625 miles away.
- 🧭 Farther south than 93% of all ZIP codes, and farther west than 78%.
- 🎯673 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78606 and you would come out at 30.09°S, 81.54°E — 1,457 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 05m of daylight. Shortest: 10h 12m.
- 📏 At 242.2 square miles of land, 78606 is bigger than 93% of ZIP codes — room for about 184 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 7,272This ZIP7,272 |
|---|---|
| Households | 2,967This ZIP2,967 |
| Housing units | 3,510This ZIP3,510 |
| Median age | 48.8This ZIP48.8Texas35.6US 38.9 |
| Median household income | $94,817This ZIP$94,817Texas$78,476US $80,734 |
| Median home value | $437,600This ZIP$437,600Texas$283,800US $332,700 |
| Median gross rent | $963This ZIP$963Texas$1,403US $1,413 |
| Bachelor's degree or higher | 36.3%This ZIP36.3% |
| Mean commute | 29.4 minThis ZIP29.4 min |
| Population density | 30.0 / sq miThis ZIP30.0 / sq mi |
Business and tax activity
| Business establishments | 210This ZIP210 |
|---|---|
| Employees | 1,268This ZIP1,268 |
| Annual payroll | $63,232,000This ZIP$63,232,000 |
| Tax returns filed | 3,560This ZIP3,560 |
| Total adjusted gross income | $417,939,000This ZIP$417,939,000 |
Land area
| Land area | 242.24 sq miThis ZIP242.24 sq mi |
|---|---|
| Water area | 0.62 sq miThis ZIP0.62 sq mi |
Counties 78606 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Blanco County | 75.1% |
| Kendall County | 21.3% |
| Comal County | 3.5% |
Other place names in 78606
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 78606
| ZIP | City | Distance |
|---|---|---|
78027 | Kendalia, TX | 8.4 mi |
78635 | Hye, TX | 9.4 mi |
78070 | Spring Branch, TX | 13.7 mi |
78671 | Stonewall, TX | 13.8 mi |
78636 | Johnson City, TX | 16.0 mi |
78004 | Bergheim, TX | 16.5 mi |
78623 | Fischer, TX | 17.0 mi |
78676 | Wimberley, TX | 18.1 mi |
78133 | Canyon Lake, TX | 18.6 mi |
78620 | Dripping Springs, TX | 21.5 mi |
Find every ZIP code within 10 miles of 78606 →
Questions about this ZIP code
Where is ZIP code 78606?
78606 is in Blanco, Texas, in Blanco County. Its published point location is 30.0864, -98.4580.
What county is 78606 in?
78606 spans 3 counties: Blanco County, Kendall County and Comal County. Most of it falls in Blanco 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 78606?
Blanco uses area code 830, from NANPA's telephone records.
What time zone is 78606 in?
78606 uses America/Chicago.
How many people live in 78606?
About 7,272 people live in ZIP code 78606, in 2,967 households, at 30.0 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 78606?
$94,817 a year, against $78,476 across Texas.
What ZIP codes are near 78606?
The closest are 78027 (8.4 mi), 78635 (9.4 mi), 78070 (13.7 mi), 78671 (13.8 mi) and 78636 (16 mi).
Is 78606 a PO Box ZIP code?
78606 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78606 ZIP Code — Blanco, Texas (Blanco County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78606
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78606.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.