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Where 75166 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 75166 into a pocket calculator and turn it upside down: ggISL — not quite a word, sorry.
- ➕ As a number, 75,166 = 2 × 7 × 7 × 13 × 59. Its digits add up to 25, a total 2,242 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10010010110011110 - 🏠 Its numerical neighbours: 75165 (Waxahachie, TX, 49 mi away) and 75167 (Waxahachie, TX, 53 mi away).
- 🔄 Backwards, 75166 becomes 66157, which is not a ZIP code at all.
- 👥 25 other ZIP codes are made of exactly the same digits (15676, 16657, 16675, 17566, 56167, 56176, …). The farthest-flung twin is 17566 in Quarryville, PA, 1,220 miles away.
- 🧭 Farther south than 84% of all ZIP codes, and farther west than 72%.
- 🎯485 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 75166 and you would come out at 33.01°S, 83.55°E — 1,320 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 20m of daylight. Shortest: 9h 58m.
- 📏 At 12.9 square miles of land, 75166 is bigger than 31% of ZIP codes — room for about 9.8 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 6,989This ZIP6,989 |
|---|---|
| Households | 2,253This ZIP2,253 |
| Housing units | 2,320This ZIP2,320 |
| Median age | 35.2This ZIP35.2Texas35.6US 38.9 |
| Median household income | $132,101This ZIP$132,101Texas$78,476US $80,734 |
| Median home value | $396,600This ZIP$396,600Texas$283,800US $332,700 |
| Median gross rent | $2,203This ZIP$2,203Texas$1,403US $1,413 |
| Bachelor's degree or higher | 40.9%This ZIP40.9% |
| Mean commute | 35.3 minThis ZIP35.3 min |
| Population density | 540.5 / sq miThis ZIP540.5 / sq mi |
Business and tax activity
| Business establishments | 98This ZIP98 |
|---|---|
| Employees | 549This ZIP549 |
| Annual payroll | $29,677,000This ZIP$29,677,000 |
| Tax returns filed | 3,770This ZIP3,770 |
| Total adjusted gross income | $323,690,000This ZIP$323,690,000 |
Land area
| Land area | 12.93 sq miThis ZIP12.93 sq mi |
|---|---|
| Water area | 3.20 sq miThis ZIP3.20 sq mi |
Other place names in 75166
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 75166
| ZIP | City | Distance |
|---|---|---|
75173 | Nevada, TX | 4.5 mi |
75087 | Rockwall, TX | 4.6 mi |
75098 | Wylie, TX | 5.0 mi |
75121 | Copeville, TX | 5.3 mi |
75132 | Fate, TX | 6.6 mi |
75089 | Rowlett, TX | 7.7 mi |
75048 | Sachse, TX | 8.2 mi |
75189 | Royse City, TX | 9.4 mi |
75164 | Josephine, TX | 9.4 mi |
75094 | Plano, TX | 9.5 mi |
Find every ZIP code within 10 miles of 75166 →
Questions about this ZIP code
Where is ZIP code 75166?
75166 is in Lavon, Texas, in Collin County, part of the Dallas-Fort Worth-Arlington, TX metropolitan area. Its published point location is 33.0147, -96.4494.
What county is 75166 in?
75166 lies in Collin County.
What area code is 75166?
Lavon uses area codes 469, 972 and 945, from NANPA's telephone records.
What time zone is 75166 in?
75166 uses America/Chicago.
How many people live in 75166?
About 6,989 people live in ZIP code 75166, in 2,253 households, at 540.5 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 75166?
$132,101 a year, against $78,476 across Texas.
What ZIP codes are near 75166?
The closest are 75173 (4.5 mi), 75087 (4.6 mi), 75098 (5 mi), 75121 (5.3 mi) and 75132 (6.6 mi).
Is 75166 a PO Box ZIP code?
75166 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “75166 ZIP Code — Lavon, Texas (Collin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/75166
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/75166.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.