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Where 77868 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 77868 into a pocket calculator and turn it upside down: BgBLL — not quite a word, sorry.
- ➕ As a number, 77,868 = 2 × 2 × 3 × 3 × 3 × 7 × 103. Its digits add up to 36, a total 149 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011000000101100 - 🏠 Its numerical neighbours: 77867 (Mumford, TX, 41 mi away) and 77870 (New Baden, TX, 53 mi away).
- 🔄 Backwards, 77868 becomes 86877, which is not a ZIP code at all.
- 👥 6 other ZIP codes are made of exactly the same digits (67878, 68778, 68787, 76878, 76887, 78768). The farthest-flung twin is 68778 in Springview, NE, 889 miles away.
- 🧭 Farther south than 92% of all ZIP codes, and farther west than 71%.
- 🎯669 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 77868 and you would come out at 30.37°S, 83.95°E — 1,495 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 11m.
- 📏 At 277.9 square miles of land, 77868 is bigger than 94% of ZIP codes — room for about 211 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 18,416This ZIP18,416 |
|---|---|
| Households | 5,392This ZIP5,392 |
| Housing units | 6,222This ZIP6,222 |
| Median age | 40.2This ZIP40.2Texas35.6US 38.9 |
| Median household income | $67,890This ZIP$67,890Texas$78,476US $80,734 |
| Median home value | $214,800This ZIP$214,800Texas$283,800US $332,700 |
| Median gross rent | $1,019This ZIP$1,019Texas$1,403US $1,413 |
| Bachelor's degree or higher | 16.7%This ZIP16.7% |
| Mean commute | 28.4 minThis ZIP28.4 min |
| Population density | 66.3 / sq miThis ZIP66.3 / sq mi |
Business and tax activity
| Business establishments | 323This ZIP323 |
|---|---|
| Employees | 5,541This ZIP5,541 |
| Annual payroll | $339,231,000This ZIP$339,231,000 |
| Tax returns filed | 6,590This ZIP6,590 |
| Total adjusted gross income | $427,252,000This ZIP$427,252,000 |
Land area
| Land area | 277.87 sq miThis ZIP277.87 sq mi |
|---|---|
| Water area | 3.73 sq miThis ZIP3.73 sq mi |
Counties 77868 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Grimes County | 70.1% |
| Brazos County | 28.5% |
| Washington County | 0.8% |
| Waller County | 0.7% |
Other place names in 77868
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 77868
| ZIP | City | Distance |
|---|---|---|
77880 | Washington, TX | 10.1 mi |
77830 | Anderson, TX | 11.9 mi |
77363 | Plantersville, TX | 12.2 mi |
77866 | Millican, TX | 13.4 mi |
77875 | Roans Prairie, TX | 16.0 mi |
77333 | Dobbin, TX | 16.5 mi |
77445 | Hempstead, TX | 18.6 mi |
77845 | College Station, TX | 19.2 mi |
77881 | Wellborn, TX | 19.2 mi |
77446 | Prairie View, TX | 19.6 mi |
Find every ZIP code within 10 miles of 77868 →
Questions about this ZIP code
Where is ZIP code 77868?
77868 is in Navasota, Texas, in Grimes County. Its published point location is 30.3658, -96.0464.
What county is 77868 in?
77868 spans 4 counties: Grimes County, Brazos County, Washington County and Waller County. Most of it falls in Grimes 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 77868?
Navasota uses area code 936, from NANPA's telephone records.
What time zone is 77868 in?
77868 uses America/Chicago.
How many people live in 77868?
About 18,416 people live in ZIP code 77868, in 5,392 households, at 66.3 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 77868?
$67,890 a year, against $78,476 across Texas.
What ZIP codes are near 77868?
The closest are 77880 (10.1 mi), 77830 (11.9 mi), 77363 (12.2 mi), 77866 (13.4 mi) and 77875 (16 mi).
Is 77868 a PO Box ZIP code?
77868 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “77868 ZIP Code — Navasota, Texas (Grimes County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77868
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/77868.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.