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/01770

01770

ZIP 01770 is Sherborn, Massachusetts, in Middlesex County; Eastern time.

Type
Standard
Time zone
America/New_York
County
Middlesex
Population
4,427
Coordinates
42.2319, -71.3730
☼ Live from 01770 — Sherborn, MA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 01770 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 01770
  • 🔢 Type 01770 into a pocket calculator and turn it upside down: OLLIO — not quite a word, sorry.
  • ➕ As a number, 1,770 = 2 × 3 × 5 × 59. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11011101010
  • 🏠 Its numerical neighbours: 01760 (Natick, MA, 4 mi away) and 01772 (Southborough, MA, 9 mi away).
  • 🔄 Backwards, 01770 becomes 07710 — and that is a real ZIP code: Adelphia, NJ, 204 miles away.
  • 👥 18 other ZIP codes are made of exactly the same digits (00717, 00771, 01077, 07017, 07071, 07107, …). The farthest-flung twin is 00717 in Ponce, PR, 1,697 miles away.
  • 🧭 Farther north than 77% of all ZIP codes, and farther east than 95%.
  • 🎯1,422 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01770 and you would come out at 42.23°S, 108.63°E — 814 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 16m of daylight. Shortest: 9h 05m.
  • 📏 At 15.8 square miles of land, 01770 is bigger than 33% of ZIP codes — room for about 12 Central Parks.
🌙 The sky over 01770 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population4,427This ZIP4,427
Households1,532This ZIP1,532
Housing units1,588This ZIP1,588
Median age42.8This ZIP42.8Massachusetts40.0US 38.9
Median household income$250,000+This ZIP$250,000+Massachusetts$103,960US $80,734
Median home value$1,026,800This ZIP$1,026,800Massachusetts$562,100US $332,700
Median gross rent$2,338This ZIP$2,338Massachusetts$1,762US $1,413
Bachelor's degree or higher82.3%This ZIP82.3%
Mean commute35.3 minThis ZIP35.3 min
Population density280.4 / sq miThis ZIP280.4 / sq mi

Business and tax activity

Business establishments115This ZIP115
Employees471This ZIP471
Annual payroll$23,473,000This ZIP$23,473,000
Tax returns filed2,110This ZIP2,110
Total adjusted gross income$899,509,000This ZIP$899,509,000

Land area

Land area15.79 sq miThis ZIP15.79 sq mi
Water area0.37 sq miThis ZIP0.37 sq mi

ZIP codes near 01770

ZIPCityDistance
01760 Natick, MA 3.9 mi
02054 Millis, MA 4.1 mi
02030 Dover, MA 4.2 mi
02052 Medfield, MA 4.8 mi
01702 Framingham, MA 4.8 mi
01746 Holliston, MA 4.8 mi
01721 Ashland, MA 5.4 mi
02482 Wellesley, MA 5.8 mi
02053 Medway, MA 6.0 mi
02457 Babson Park, MA 6.9 mi

Find every ZIP code within 10 miles of 01770 →

Questions about this ZIP code

Where is ZIP code 01770?

01770 is in Sherborn, Massachusetts, in Middlesex County, part of the Boston-Cambridge-Newton, MA-NH metropolitan area. Its published point location is 42.2319, -71.3730.

What county is 01770 in?

01770 lies in Middlesex County.

What time zone is 01770 in?

01770 uses America/New_York.

How many people live in 01770?

About 4,427 people live in ZIP code 01770, in 1,532 households, at 280.4 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 01770?

$250,000+ a year, against $103,960 across Massachusetts.

What ZIP codes are near 01770?

The closest are 01760 (3.9 mi), 02054 (4.1 mi), 02030 (4.2 mi), 02052 (4.8 mi) and 01702 (4.8 mi).

Is 01770 a PO Box ZIP code?

01770 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “01770 ZIP Code — Sherborn, Massachusetts (Middlesex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01770

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/01770.json

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