| ZIP Code | 03237 |
|---|---|
| City | Gilmanton |
| State | New Hampshire (NH) |
| County | Belknap County |
| Area Code | 603 |
| Elevation | 1,053 ft |
| Latitude | 43.431581 |
|---|---|
| Longitude | -71.387657 |
| Timezone | New York (DST) |
| FIPS | 33001 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 43.5 yrs ↓ 8% since 2019 |
|---|---|
| Avg Household Size | 2.30 |
| Below Poverty | 5.2% ▼ 48% below avg |
| College Grads | 53.4% ▲ 38% above avg |
| Unemployment | 0.5% ▼ 90% below avg |
| HS Graduate | 392 (22.7%) |
| Some College | 143 (8.3%) |
| Associates | 271 (15.7%) |
| Bachelors | 171 (9.9%) |
| Graduate Degree | 753 (43.5%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $107,353 ▲ 41% above avg ↑ 40% since 2019 |
|---|---|
| Median Home Value | $317,600 ▲ 14% above avg ↑ 31% since 2019 |
| Home/Income Ratio | 3.0x (nat avg ~3.5x) |
| Total Units | 1,340 |
| Vacant Units | 336 |
| Avg HH Size | 2.30 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 1,340 |
|---|---|
| Vacant | 336 |
| Owner Occupied | 93.9% |
| Renter Occupied | 6.1% |
| Avg HH Size | 2.30 |
ZIP code 03237 is located in Gilmanton, New Hampshire, within Belknap County. With a population of 2,313, this is a sparsely populated ZIP code with a middle-aged community — the median age is 43.5 years. Economically, 03237 is a upper-middle-income ZIP code: the median household income of $107,353 is above the national average.
Real estate in ZIP code 03237 represents a mid-range housing market. The median home value of $317,600 is near the national average. Homeownership is strong here — 93.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 31% since 2019.
The population of 03237 is primarily White (95.85%). Residents are well-educated — 53.4% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 5.2%. Household income has grown by 40% since 2019.
The unemployment rate in 03237 stands at 0.5%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 88%.
Overall, ZIP code 03237 in Gilmanton, NH is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 2,313 residents, a median household income of $107,353, and a median home value of $317,600, it offers a clear picture of life in this part of New Hampshire.