Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/01776

01776

ZIP 01776 is Sudbury, Massachusetts, in Middlesex County; area code 978; Eastern time.

Type
Standard
Time zone
America/New_York
County
Middlesex
Population
19,270
Coordinates
42.3834, -71.4211
☼ Live from 01776 — Sudbury, MA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 01776 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.

★ Weird and wonderful facts about 01776
  • 🔢 Type 01776 into a pocket calculator and turn it upside down: gLLIO — not quite a word, sorry.
  • ➕ As a number, 1,776 = 2 × 2 × 2 × 2 × 3 × 37. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11011110000
  • 🏠 Its numerical neighbours: 01775 (Stow, MA, 6 mi away) and 01778 (Wayland, MA, 4 mi away).
  • 🔄 Backwards, 01776 becomes 67710, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (07716, 17067, 17076, 17607, 17760, 60177, …). The farthest-flung twin is 76710 in Waco, TX, 1,599 miles away.
  • 🧭 Farther north than 78% of all ZIP codes, and farther east than 95%.
  • 🎯1,419 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01776 and you would come out at 42.38°S, 108.58°E — 824 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 17m of daylight. Shortest: 9h 04m.
  • 📏 At 24.4 square miles of land, 01776 is bigger than 41% of ZIP codes — room for about 19 Central Parks.
🌙 The sky over 01776 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population19,270This ZIP19,270
Households6,279This ZIP6,279
Housing units6,479This ZIP6,479
Median age42.3This ZIP42.3Massachusetts40.0US 38.9
Median household income$236,509This ZIP$236,509Massachusetts$103,960US $80,734
Median home value$988,900This ZIP$988,900Massachusetts$562,100US $332,700
Median gross rent$1,423This ZIP$1,423Massachusetts$1,762US $1,413
Bachelor's degree or higher83.3%This ZIP83.3%
Mean commute34.5 minThis ZIP34.5 min
Population density789.6 / sq miThis ZIP789.6 / sq mi

Business and tax activity

Business establishments536This ZIP536
Employees5,788This ZIP5,788
Annual payroll$387,448,000This ZIP$387,448,000
Tax returns filed8,950This ZIP8,950
Total adjusted gross income$2,461,324,000This ZIP$2,461,324,000

Land area

Land area24.41 sq miThis ZIP24.41 sq mi
Water area0.48 sq miThis ZIP0.48 sq mi

ZIP codes near 01776

ZIPCityDistance
01754 Maynard, MA 3.4 mi
01778 Wayland, MA 3.6 mi
01701 Framingham, MA 4.5 mi
01703 Framingham, MA 4.8 mi
01704 Framingham, MA 4.8 mi
01705 Framingham, MA 4.8 mi
02456 New Town, MA 4.8 mi
01775 Stow, MA 5.7 mi
01742 Concord, MA 6.2 mi
02493 Weston, MA 6.2 mi

Find every ZIP code within 10 miles of 01776 →

Questions about this ZIP code

Where is ZIP code 01776?

01776 is in Sudbury, Massachusetts, in Middlesex County, part of the Boston-Cambridge-Newton, MA-NH metropolitan area. Its published point location is 42.3834, -71.4211.

What county is 01776 in?

01776 lies in Middlesex County.

What area code is 01776?

Sudbury uses area code 978, from NANPA's telephone records.

What time zone is 01776 in?

01776 uses America/New_York.

How many people live in 01776?

About 19,270 people live in ZIP code 01776, in 6,279 households, at 789.6 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 01776?

$236,509 a year, against $103,960 across Massachusetts.

What ZIP codes are near 01776?

The closest are 01754 (3.4 mi), 01778 (3.6 mi), 01701 (4.5 mi), 01703 (4.8 mi) and 01704 (4.8 mi).

Is 01776 a PO Box ZIP code?

01776 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “01776 ZIP Code — Sudbury, Massachusetts (Middlesex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01776

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/01776.json

Underlying data is public domain or openly licensed — sources, vintages and licences.