Comparison to Surrounding Areas
The median household income ($81,563) for 03240 is less than the median household income for 03222 ($81,587), 03284 ($113,158), 03287 ($117,759), 03741 ($82,181), 03748 ($95,089), and Grafton County ($88,261). But it's more than 03230 ($71,685). And it's the same as Grafton town ($81,563).
| 03240 | $81,563 |
| Grafton town | $81,563 |
| Grafton County | $88,261 |
Get Median Household Income for all Zip Codes in New Hampshire.
The average household income ($92,222) for 03240 is less than the average household income for 03222 ($103,740), 03284 ($118,992), 03287 ($139,881), 03741 ($98,191), 03748 ($122,487), and Grafton County ($125,563). But it's more than 03230 ($89,297). And it's the same as Grafton town ($92,222).
| 03240 | $92,222 |
| Grafton town | $92,222 |
| Grafton County | $125,563 |
Get Average Household Income for all Zip Codes in New Hampshire.
The per-capita income for 03240 is $37,423. The per capita income ($37,423) for 03240 is less than 03284 ($51,226), 03222 ($44,054), 03230 ($38,399), 03748 ($62,981), 03287 ($61,393), 03741 ($42,385), and Grafton County ($52,790). And it's the same as Grafton town ($37,423).
| 03240 | $37,423 |
| Grafton town | $37,423 |
| Grafton County | $52,790 |
Get Per-Capita Income for all Zip Codes in New Hampshire.
7.1% of households make over $200,000 a year. The percent high income households (7.1%) for 03240 is less than the percent high income households for 03222 (10.2%), 03284 (10.4%), 03287 (15.0%), 03741 (8.1%), 03748 (11.3%), and Grafton County (15.4%). But it's more than 03230 (3.1%). And it's the same as Grafton town (7.1%).
| 03240 | 7.1% |
| Grafton town | 7.1% |
| Grafton County | 15.4% |
Get High Income Households for all Zip Codes in New Hampshire.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 03240 | $36,250 | $90,938 | $103,047 | $44,464 |
| Grafton town | $36,250 | $90,938 | $103,047 | $44,464 |
| Grafton County | $49,063 | $101,722 | $108,309 | $64,014 |
Get Median Household Income by Age of Householder for all Zip Codes in New Hampshire.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 03240 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 03240 | +/-$22,447 | +/-$13,329 | +/-$7,653 | +/-6.2% | +/-$13,273 | +/-$12,760 | +/-$18,415 | +/-$24,098 |
| Grafton town | +/-$22,447 | +/-$13,329 | +/-$7,653 | +/-6.2% | +/-$13,273 | +/-$12,760 | +/-$18,415 | +/-$24,098 |
| Grafton County | +/-$2,868 | +/-$5,927 | +/-$2,271 | +/-1.3% | +/-$25,547 | +/-$7,909 | +/-$5,639 | +/-$4,560 |