ZIP code 03240
Where is ZIP code 03240?
Grafton, New Hampshire
Grafton County · Standard ZIP code
ZIP code 03240 belongs to Grafton, New Hampshire in Grafton County. 03240 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 1,354 people live in the 03240 area, where the median household income is $81,563. The closest ZIP codes are 03749 (Enfield Center, 6.1 mi west), 03230 (Danbury, 6.3 mi southeast) and 03284 (Springfield, 6.9 mi southwest).
| ZIP code | 03240 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Grafton |
| State | New Hampshire (NH) |
| County | Grafton County |
| Time zone | Eastern Time · now |
| Area code | 603 |
| Coordinates | 43.5727, -71.9634 map |
| 3-digit prefix | 032 |
Population and income in 03240
| Population | 1,354 · lower than 73% of New Hampshire ZIP codes |
|---|---|
| People per square mile | 33 · lower than 82% of New Hampshire ZIP codes |
| Median age | 43.1 years · lower than 70% of New Hampshire ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $81,563 · lower than 73% of New Hampshire ZIP codes |
| Income per person | $37,423 |
| Below the poverty line | 7.7% |
| Bachelor’s degree or higher | 25% of adults 25+ |
| Median home value | $267,300 · lower than 84% of New Hampshire ZIP codes |
| Median rent | $1,243 a month |
| Housing units | 689 |
| Households | 534 (2.54 people on average) |
| Owners / renters | 83% / 17% |
| Land area | 41.47 sq mi (plus 0.93 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 03240. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 03240
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 03749 | Enfield Center, NH | 6.1 mi W | PO Box only |
| 03230 | Danbury, NH | 6.3 mi SE | Standard |
| 03284 | Springfield, NH | 6.9 mi SW | Standard |
| 03741 | Canaan, NH | 6.9 mi NW | Standard |
| 03287 | Wilmot, NH | 8.9 mi S | Standard |
| 03748 | Enfield, NH | 9 mi NW | Standard |
| 03753 | Grantham, NH | 9.5 mi SW | Standard |
| 03233 | Elkins, NH | 10.6 mi S | Standard |
| 03222 | Bristol, NH | 11 mi E | Standard |
| 03257 | New London, NH | 11 mi S | Standard |
| 03751 | Georges Mills, NH | 11 mi SW | PO Box only |
| 03243 | Hill, NH | 12.1 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 03240 or measure the distance to another ZIP code.
How to address mail to 03240
123 MAIN ST
GRAFTON NH 03240
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (03240-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 03240?
- 03240 is a Grafton, New Hampshire ZIP code.
- What county is 03240 in?
- ZIP code 03240 is in Grafton County, New Hampshire.
- What time zone is ZIP code 03240 in?
- 03240 is in the Eastern Time zone (America/New_York).
- What area code is 03240?
- Phone numbers in ZIP code 03240 use area code 603.
- What is the population of ZIP code 03240?
- About 1,354 people live in ZIP code 03240, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 03240?
- The median household income in 03240 is $81,563 a year, lower than 73% of New Hampshire ZIP codes.
- What ZIP codes are near 03240?
- The nearest ZIP codes to 03240 are 03749 (Enfield Center, 6.1 miles), 03230 (Danbury, 6.3 miles), 03284 (Springfield, 6.9 miles) and 03741 (Canaan, 6.9 miles).