Comparison to Surrounding Areas
The median household income ($111,359) for 03237 is less than the median household income for 03218 ($112,500), 03224 ($138,125), 03249 ($116,635), 03810 ($148,261), 03837 ($119,712), and Gilmanton town ($117,088). But it's more than 03220 ($68,242), 03263 ($74,318), 03307 ($107,226), and Belknap County ($92,783).
| 03237 | $111,359 |
| Gilmanton town | $117,088 |
| Belknap County | $92,783 |
Get Median Household Income for all Zip Codes in New Hampshire.
The average household income ($122,337) for 03237 is less than the average household income for 03224 ($171,932), 03249 ($137,311), 03810 ($201,739), 03837 ($134,590), and Gilmanton town ($126,679). But it's more than 03218 ($117,599), 03220 ($95,894), 03263 ($84,906), 03307 ($111,721), and Belknap County ($116,878).
| 03237 | $122,337 |
| Gilmanton town | $126,679 |
| Belknap County | $116,878 |
Get Average Household Income for all Zip Codes in New Hampshire.
The per-capita income for 03237 is $52,479. The per capita income ($52,479) for 03237 is less than the per capita income for 03224 ($65,121), 03249 ($55,713), 03810 ($72,017), 03837 ($54,328), and Gilmanton town ($53,145). But it's more than 03218 ($43,637), 03220 ($40,675), 03263 ($36,509), 03307 ($44,872), and Belknap County ($49,037).
| 03237 | $52,479 |
| Gilmanton town | $53,145 |
| Belknap County | $49,037 |
Get Per-Capita Income for all Zip Codes in New Hampshire.
10.8% of households make over $200,000 a year. The percent high income households (10.8%) for 03237 is less than the percent high income households for 03837 (16.6%), 03307 (12.0%), 03810 (35.8%), 03218 (17.6%), 03220 (12.6%), 03224 (27.2%), 03249 (16.5%), Belknap County (13.2%), and Gilmanton town (12.9%). But it's more than 03263 (3.0%).
| 03237 | 10.8% |
| Gilmanton town | 12.9% |
| Belknap County | 13.2% |
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 | |
|---|---|---|---|---|
| 03237 | $-1 | $111,957 | $146,659 | $86,389 |
| Gilmanton town | $-1 | $119,271 | $129,318 | $94,167 |
| Belknap County | $55,083 | $104,609 | $117,149 | $61,719 |
Get Median Household Income by Age of Householder for all Zip Codes in New Hampshire.
Use our lookalike & filtering workflow to discover every zip that matches your ideal market profile.
Our Income By Zip Code Lists let you start with a zip like 03237, then automatically find hundreds of similar zips by income, demographics, and growth potential — so you can build a smarter target list in minutes.
Get Your Income By Zip Code List
Get all zip codes in a state or the entire US with data such as median household income.
Starting at $65.
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 03237 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+ | |||||
| 03237 | +/-$14,336 | +/-$14,615 | +/-$8,289 | +/-5.7% | +/-$-1 | +/-$12,937 | +/-$30,944 | +/-$17,694 |
| Gilmanton town | +/-$8,820 | +/-$11,234 | +/-$6,148 | +/-5.8% | +/-$-1 | +/-$20,600 | +/-$33,293 | +/-$29,447 |
| Belknap County | +/-$4,217 | +/-$5,465 | +/-$2,273 | +/-1.4% | +/-$49,360 | +/-$7,551 | +/-$9,954 | +/-$4,365 |