03261
ZIP 03261 is Northwood, New Hampshire, mostly in Rockingham County; area code 603; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Rockingham +1 more
- Metro area
- Boston-Cambridge-Newton, MA-NH
- Population
- 4,688
- Coordinates
- 43.2119, -71.2234
Weather right now
Asking the National Weather Service…
Where 03261 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 03261 into a pocket calculator and turn it upside down: IgZEO — not quite a word, sorry.
- ➕ As a number, 3,261 = 3 × 1087. Its digits add up to 12, a total 940 other ZIP codes share.
- 💾In binary, the way a computer stores it:
110010111101 - 🏠 Its numerical neighbours: 03260 (North Sutton, NH, 37 mi away) and 03262 (North Woodstock, NH, 60 mi away).
- 🔄 Backwards, 03261 becomes 16230 — and that is a real ZIP code: Hawthorn, PA, 440 miles away.
- 👥 62 other ZIP codes are made of exactly the same digits (01236, 01263, 02136, 02163, 02361, 02631, …). The farthest-flung twin is 32610 in Gainesville, FL, 1,121 miles away.
- 🧭 Farther north than 84% of all ZIP codes, and farther east than 96%.
- 🎯1,428 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 03261 and you would come out at 43.21°S, 108.78°E — 869 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 23m of daylight. Shortest: 8h 59m.
- 📏 At 28.2 square miles of land, 03261 is bigger than 44% of ZIP codes — room for about 21 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 4,688This ZIP4,688 |
|---|---|
| Households | 1,776This ZIP1,776 |
| Housing units | 2,281This ZIP2,281 |
| Median age | 42.4This ZIP42.4New Hampshire43.3US 38.9 |
| Median household income | $129,375This ZIP$129,375New Hampshire$99,031US $80,734 |
| Median home value | $363,000This ZIP$363,000New Hampshire$402,500US $332,700 |
| Median gross rent | $1,201This ZIP$1,201New Hampshire$1,491US $1,413 |
| Bachelor's degree or higher | 38.9%This ZIP38.9% |
| Mean commute | 36.5 minThis ZIP36.5 min |
| Population density | 166.4 / sq miThis ZIP166.4 / sq mi |
Business and tax activity
| Business establishments | 115This ZIP115 |
|---|---|
| Employees | 1,112This ZIP1,112 |
| Annual payroll | $50,793,000This ZIP$50,793,000 |
| Tax returns filed | 2,480This ZIP2,480 |
| Total adjusted gross income | $206,557,000This ZIP$206,557,000 |
Land area
| Land area | 28.17 sq miThis ZIP28.17 sq mi |
|---|---|
| Water area | 2.09 sq miThis ZIP2.09 sq mi |
Counties 03261 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Rockingham County | 100.0% |
| Merrimack County | 0.0% |
ZIP codes near 03261
| ZIP | City | Distance |
|---|---|---|
03291 | West Nottingham, NH | 4.7 mi |
03884 | Strafford, NH | 5.1 mi |
03037 | Deerfield, NH | 5.5 mi |
03234 | Epsom, NH | 6.3 mi |
03815 | Center Strafford, NH | 6.8 mi |
03263 | Pittsfield, NH | 6.8 mi |
03290 | Nottingham, NH | 7.3 mi |
03218 | Barnstead, NH | 9.0 mi |
03825 | Barrington, NH | 9.3 mi |
03258 | Chichester, NH | 10.0 mi |
Find every ZIP code within 10 miles of 03261 →
Questions about this ZIP code
Where is ZIP code 03261?
03261 is in Northwood, New Hampshire, in Rockingham County, part of the Boston-Cambridge-Newton, MA-NH metropolitan area. Its published point location is 43.2119, -71.2234.
What county is 03261 in?
03261 spans 2 counties: Rockingham County and Merrimack County. Most of it falls in Rockingham County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 03261?
Northwood uses area code 603, from NANPA's telephone records.
What time zone is 03261 in?
03261 uses America/New_York.
How many people live in 03261?
About 4,688 people live in ZIP code 03261, in 1,776 households, at 166.4 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 03261?
$129,375 a year, against $99,031 across New Hampshire.
What ZIP codes are near 03261?
The closest are 03291 (4.7 mi), 03884 (5.1 mi), 03037 (5.5 mi), 03234 (6.3 mi) and 03815 (6.8 mi).
Is 03261 a PO Box ZIP code?
03261 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “03261 ZIP Code — Northwood, New Hampshire (Rockingham County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/03261
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/03261.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.