ZIP Code 03240 - Grafton New Hampshire
Overview
ZIP Code 03240 is located in Grafton New Hampshire. Portions of 03240 are also in Alexandria and Enfield (town) and Canaan (town). 03240 is entirely within Grafton County. Regionally, 03240 is located in the Northern New Hampshire Region.
ZIP Code 03240 Quick Stats
| ZIP Code Name | Grafton |
| Primary County | Grafton County |
| ZIP Code Type | Standard |
| Population (2022) | 1,200 |
| Area Code(s) | 603 |
| Current Time | EDT |
ZIP Code 03240 Map
03240 Demographics
03240 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in New Hampshire based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 03240 is White. The current unemployment level in 03240 is 3%.
| Population | 1,200 |
| Population Growth Rate | -4.42% |
| Population Density | 29 People per Square Mile |
| Total Households | 576 |
| Percentage High Income Households | 0.7% |
| Median Household Income (2021) | $70,625 |
| Average Adjusted Gross Income (2021) | $159,240 |
| Current Unemployment Rate (May 2026) | 3% |
| Majority Race/Ethnicity | White - 98.71% |
03240 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 1,068 | 97.53% |
| Black | 0 | 0% |
| Hispanic | 4 | 0.37% |
| Asian | 4 | 0.37% |
| Native American | 6 | 0.55% |
| Hawaiian/Pac. Islander | 13 | 1.19% |
03240 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 69 | 7.52% |
| Bachelor Degree | 154 | 16.79% |
| High School Diploma | 346 | 37.73% |
| No High School Diploma | 28 | 3.05% |
| GED or Alternate | 32 | 3.49% |
| 1 or More Years of College | 95 | 10.36% |
| Associates Degree | 113 | 12.32% |
| Masters Degree | 58 | 6.32% |
| Professional Degree | 15 | 1.64% |
| Doctorate Degree | 7 | 0.76% |
03240 Geography
| Coordinates | 43.57520676, -71.96982574 |
| Adjacent ZIP Codes | |
| Cities/Towns in 03240 | |
| Region | Northern New Hampshire Region |
| Metropolitan/Micropolitan Stat Area | Lebanon, NH-VT |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 42 Square Miles |
03240 Schools
| School Districts in 03240 |
03240 Weather and Climate Data
| Plant Hardiness Zone | Zone 4b: -25F to -20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | June 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 58q - Sunapee Uplands | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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