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zipcodes.pro — ZIP/03771

03771

ZIP 03771 is Monroe, New Hampshire, in Grafton County; area code 603; Eastern time.

Type
Standard
Time zone
America/New_York
County
Grafton
Population
786
Coordinates
44.2966, -71.9807
☼ Live from 03771 — Monroe, NH

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Where 03771 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 03771
  • 🔢 Type 03771 into a pocket calculator and turn it upside down: ILLEO — not quite a word, sorry.
  • ➕ As a number, 3,771 = 3 × 3 × 419. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010111011
  • 🏠 Its numerical neighbours: 03770 (Meriden, NH, 55 mi away) and 03773 (Newport, NH, 65 mi away).
  • 🔄 Backwards, 03771 becomes 17730 — and that is a real ZIP code: Dewart, PA, 332 miles away.
  • 👥 28 other ZIP codes are made of exactly the same digits (01773, 07731, 13077, 17037, 17073, 17307, …). The farthest-flung twin is 77031 in Houston, TX, 1,638 miles away.
  • 🧭 Farther north than 88% of all ZIP codes, and farther east than 95%.
  • 🎯1,392 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 03771 and you would come out at 44.30°S, 108.02°E — 952 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 31m of daylight. Shortest: 8h 51m.
  • 📏 At 22.3 square miles of land, 03771 is bigger than 39% of ZIP codes — room for about 17 Central Parks.
🌙 The sky over 03771 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population786This ZIP786
Households307This ZIP307
Housing units344This ZIP344
Median age51.0This ZIP51.0New Hampshire43.3US 38.9
Median household income$88,150This ZIP$88,150New Hampshire$99,031US $80,734
Median home value$312,700This ZIP$312,700New Hampshire$402,500US $332,700
Median gross rent$1,104This ZIP$1,104New Hampshire$1,491US $1,413
Bachelor's degree or higher25.4%This ZIP25.4%
Mean commute27.4 minThis ZIP27.4 min
Population density35.2 / sq miThis ZIP35.2 / sq mi

Business and tax activity

Business establishments17This ZIP17
Employees88This ZIP88
Annual payroll$7,137,000This ZIP$7,137,000
Tax returns filed430This ZIP430
Total adjusted gross income$31,776,000This ZIP$31,776,000

Land area

Land area22.34 sq miThis ZIP22.34 sq mi
Water area1.49 sq miThis ZIP1.49 sq mi

ZIP codes near 03771

ZIPCityDistance
05050 Mc Indoe Falls, VT 4.7 mi
05861 Passumpsic, VT 6.0 mi
03585 Lisbon, NH 6.3 mi
05821 Barnet, VT 6.5 mi
05848 Lower Waterford, VT 6.6 mi
05042 East Ryegate, VT 7.4 mi
05819 Saint Johnsbury, VT 7.5 mi
03740 Bath, NH 7.9 mi
03561 Littleton, NH 9.7 mi
05838 East Saint Johnsbury, VT 10.0 mi

Find every ZIP code within 10 miles of 03771 →

Questions about this ZIP code

Where is ZIP code 03771?

03771 is in Monroe, New Hampshire, in Grafton County, part of the Lebanon-Claremont, NH-VT micropolitan area. Its published point location is 44.2966, -71.9807.

What county is 03771 in?

03771 lies in Grafton County.

What area code is 03771?

Monroe uses area code 603, from NANPA's telephone records.

What time zone is 03771 in?

03771 uses America/New_York.

How many people live in 03771?

About 786 people live in ZIP code 03771, in 307 households, at 35.2 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 03771?

$88,150 a year, against $99,031 across New Hampshire.

What ZIP codes are near 03771?

The closest are 05050 (4.7 mi), 05861 (6 mi), 03585 (6.3 mi), 05821 (6.5 mi) and 05848 (6.6 mi).

Is 03771 a PO Box ZIP code?

03771 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “03771 ZIP Code — Monroe, New Hampshire (Grafton County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/03771

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