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Where 77373 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 77373 into a pocket calculator and turn it upside down: ELELL — not quite a word, sorry.
- ➕ As a number, 77,373 = 3 × 3 × 8597. Its digits add up to 27, a total 1,806 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10010111000111101 - 🏠 Its numerical neighbours: 77372 (Splendora, TX, 18 mi away) and 77374 (Thicket, TX, 50 mi away).
- 🔄 Backwards, 77373 becomes 37377 — and that is a real ZIP code: Signal Mountain, TN, 683 miles away.
- 👥 7 other ZIP codes are made of exactly the same digits (33777, 37377, 37737, 37773, 73737, 73773, …). The farthest-flung twin is 37773 in Lone Mountain, TN, 809 miles away.
- 🧭 Farther south than 93% of all ZIP codes, and farther west than 69%.
- 🎯698 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 77373 and you would come out at 30.06°S, 84.62°E — 1,464 miles from West Island, Cocos Islands, the nearest big city to that spot.
- ☀Longest day of the year: 14h 05m of daylight. Shortest: 10h 12m.
- 📏 At 23.8 square miles of land, 77373 is bigger than 41% of ZIP codes — room for about 18 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 69,739This ZIP69,739 |
|---|---|
| Households | 22,966This ZIP22,966 |
| Housing units | 24,239This ZIP24,239 |
| Median age | 32.3This ZIP32.3Texas35.6US 38.9 |
| Median household income | $88,617This ZIP$88,617Texas$78,476US $80,734 |
| Median home value | $231,400This ZIP$231,400Texas$283,800US $332,700 |
| Median gross rent | $1,706This ZIP$1,706Texas$1,403US $1,413 |
| Bachelor's degree or higher | 25.9%This ZIP25.9% |
| Mean commute | 33.6 minThis ZIP33.6 min |
| Population density | 2,935.0 / sq miThis ZIP2,935.0 / sq mi |
Business and tax activity
| Business establishments | 704This ZIP704 |
|---|---|
| Employees | 8,814This ZIP8,814 |
| Annual payroll | $411,685,000This ZIP$411,685,000 |
| Tax returns filed | 32,550This ZIP32,550 |
| Total adjusted gross income | $1,865,316,000This ZIP$1,865,316,000 |
Land area
| Land area | 23.76 sq miThis ZIP23.76 sq mi |
|---|---|
| Water area | 0.34 sq miThis ZIP0.34 sq mi |
Other place names in 77373
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 77373
| ZIP | City | Distance |
|---|---|---|
77383 | Spring, TX | 2.3 mi |
77391 | Spring, TX | 2.3 mi |
77386 | Spring, TX | 3.1 mi |
77073 | Houston, TX | 4.4 mi |
77387 | Spring, TX | 4.7 mi |
77388 | Spring, TX | 4.9 mi |
77090 | Houston, TX | 5.0 mi |
77032 | Houston, TX | 5.7 mi |
77338 | Humble, TX | 6.9 mi |
77014 | Houston, TX | 7.2 mi |
Find every ZIP code within 10 miles of 77373 →
Questions about this ZIP code
Where is ZIP code 77373?
77373 is in Spring, Texas, in Harris County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 30.0622, -95.3840.
What county is 77373 in?
77373 lies in Harris County.
What area code is 77373?
Spring uses area codes 346, 281, 832 and 713, from NANPA's telephone records.
What time zone is 77373 in?
77373 uses America/Chicago.
How many people live in 77373?
About 69,739 people live in ZIP code 77373, in 22,966 households, at 2,935.0 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 77373?
$88,617 a year, against $78,476 across Texas.
What ZIP codes are near 77373?
The closest are 77383 (2.3 mi), 77391 (2.3 mi), 77386 (3.1 mi), 77073 (4.4 mi) and 77387 (4.7 mi).
Is 77373 a PO Box ZIP code?
77373 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “77373 ZIP Code — Spring, Texas (Harris County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77373
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/77373.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.