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Where 77830 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 77830 into a pocket calculator and turn it upside down: OEBLL — not quite a word, sorry.
- ➕ As a number, 77,830 = 2 × 5 × 43 × 181. Its digits add up to 25, a total 2,242 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011000000000110 - 🏠 Its numerical neighbours: 77808 (Bryan, TX, 26 mi away) and 77831 (Bedias, TX, 15 mi away).
- 🔄 Backwards, 77830 becomes 03877, which is not a ZIP code at all.
- 👥 25 other ZIP codes are made of exactly the same digits (07738, 07837, 37078, 37087, 37708, 37807, …). The farthest-flung twin is 83707 in Boise, ID, 1,428 miles away.
- 🧭 Farther south than 91% of all ZIP codes, and farther west than 71%.
- 🎯659 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 77830 and you would come out at 30.53°S, 84.00°E — 1,486 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 10m.
- 📏 At 194.8 square miles of land, 77830 is bigger than 90% of ZIP codes — room for about 148 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 3,238This ZIP3,238 |
|---|---|
| Households | 1,166This ZIP1,166 |
| Housing units | 1,453This ZIP1,453 |
| Median age | 37.2This ZIP37.2Texas35.6US 38.9 |
| Median household income | $102,557This ZIP$102,557Texas$78,476US $80,734 |
| Median home value | $350,000This ZIP$350,000Texas$283,800US $332,700 |
| Median gross rent | $1,153This ZIP$1,153Texas$1,403US $1,413 |
| Bachelor's degree or higher | 26.9%This ZIP26.9% |
| Mean commute | 43.1 minThis ZIP43.1 min |
| Population density | 16.6 / sq miThis ZIP16.6 / sq mi |
Business and tax activity
| Business establishments | 75This ZIP75 |
|---|---|
| Employees | 653This ZIP653 |
| Annual payroll | $34,912,000This ZIP$34,912,000 |
| Tax returns filed | 1,640This ZIP1,640 |
| Total adjusted gross income | $163,338,000This ZIP$163,338,000 |
Land area
| Land area | 194.80 sq miThis ZIP194.80 sq mi |
|---|---|
| Water area | 4.75 sq miThis ZIP4.75 sq mi |
Other place names in 77830
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 77830
| ZIP | City | Distance |
|---|---|---|
77875 | Roans Prairie, TX | 4.6 mi |
77876 | Shiro, TX | 9.5 mi |
77868 | Navasota, TX | 11.9 mi |
77873 | Richards, TX | 12.3 mi |
77866 | Millican, TX | 13.2 mi |
77861 | Iola, TX | 14.7 mi |
77831 | Bedias, TX | 14.8 mi |
77845 | College Station, TX | 16.6 mi |
77356 | Montgomery, TX | 16.6 mi |
77363 | Plantersville, TX | 17.4 mi |
Find every ZIP code within 10 miles of 77830 →
Questions about this ZIP code
Where is ZIP code 77830?
77830 is in Anderson, Texas, in Grimes County. Its published point location is 30.5324, -95.9982.
What county is 77830 in?
77830 lies in Grimes County.
What area code is 77830?
Anderson uses area code 936, from NANPA's telephone records.
What time zone is 77830 in?
77830 uses America/Chicago.
How many people live in 77830?
About 3,238 people live in ZIP code 77830, in 1,166 households, at 16.6 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 77830?
$102,557 a year, against $78,476 across Texas.
What ZIP codes are near 77830?
The closest are 77875 (4.6 mi), 77876 (9.5 mi), 77868 (11.9 mi), 77873 (12.3 mi) and 77866 (13.2 mi).
Is 77830 a PO Box ZIP code?
77830 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “77830 ZIP Code — Anderson, Texas (Grimes County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77830
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/77830.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.