ZIP code 03840
Where is ZIP code 03840?
Greenland, New Hampshire
Rockingham County · Standard ZIP code
ZIP code 03840 belongs to Greenland, New Hampshire in Rockingham County. 03840 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area code 603. About 4,106 people live in the 03840 area, where the median household income is $162,837. The closest ZIP codes are 03885 (Stratham, 2.9 mi southwest), 03801 (Portsmouth, 3.4 mi northeast) and 03862 (North Hampton, 4.1 mi south).
| ZIP code | 03840 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Greenland |
| State | New Hampshire (NH) |
| County | Rockingham County |
| Time zone | Eastern Time · now |
| Area code | 603 |
| Coordinates | 43.0353, -70.8475 map |
| 3-digit prefix | 038 |
Population and income in 03840
| Population | 4,106 · higher than 59% of New Hampshire ZIP codes |
|---|---|
| People per square mile | 392 · higher than 80% of New Hampshire ZIP codes |
| Median age | 48.4 years · higher than 56% of New Hampshire ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $162,837 · higher than 95% of New Hampshire ZIP codes |
| Income per person | $83,889 |
| Below the poverty line | 0.5% |
| Bachelor’s degree or higher | 60% of adults 25+ |
| Median home value | $662,800 · higher than 95% of New Hampshire ZIP codes |
| Median rent | $2,331 a month |
| Housing units | 1,702 |
| Households | 1,635 (2.5 people on average) |
| Owners / renters | 93% / 6.7% |
| Land area | 10.48 sq mi (plus 2.84 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 03840. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 03840
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 03885 | Stratham, NH | 2.9 mi SW | Standard |
| 03801 | Portsmouth, NH | 3.4 mi NE | Standard |
| 03862 | North Hampton, NH | 4.1 mi S | Standard |
| 03870 | Rye, NH | 4.5 mi SE | Standard |
| 03802 | Portsmouth, NH | 5 mi NE | PO Box only |
| 03803 | Portsmouth, NH | 5 mi NE | Unique |
| 03804 | Portsmouth, NH | 5 mi NE | PO Box only |
| 03871 | Rye Beach, NH | 5.4 mi SE | PO Box only |
| 03857 | Newmarket, NH | 6 mi NW | Standard |
| 03833 | Exeter, NH | 6.3 mi SW | Standard |
| 03904 | Kittery, ME | 6.6 mi NE | Standard |
| 03856 | Newfields, NH | 6.6 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 03840 or measure the distance to another ZIP code.
How to address mail to 03840
123 MAIN ST
GREENLAND NH 03840
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (03840-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 03840?
- 03840 is a Greenland, New Hampshire ZIP code.
- What county is 03840 in?
- ZIP code 03840 is in Rockingham County, New Hampshire.
- What time zone is ZIP code 03840 in?
- 03840 is in the Eastern Time zone (America/New_York).
- What area code is 03840?
- Phone numbers in ZIP code 03840 use area code 603.
- What is the population of ZIP code 03840?
- About 4,106 people live in ZIP code 03840, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 03840?
- The median household income in 03840 is $162,837 a year, higher than 95% of New Hampshire ZIP codes.
- What ZIP codes are near 03840?
- The nearest ZIP codes to 03840 are 03885 (Stratham, 2.9 miles), 03801 (Portsmouth, 3.4 miles), 03862 (North Hampton, 4.1 miles) and 03870 (Rye, 4.5 miles).