ZIP Code 06438 - Haddam Connecticut
Overview
ZIP Code 06438 is located in Haddam Connecticut. Portions of 06438 are also in Higganum and Chester. 06438 is entirely within Middlesex County. Regionally, 06438 is located in the Hartford-New Haven Area.
ZIP Code 06438 Quick Stats
| ZIP Code Name | Haddam |
| Primary County | Middlesex County |
| ZIP Code Type | Standard |
| Population (2022) | 3,079 |
| Area Code(s) | 860 / 959 |
| Current Time | EDT |
ZIP Code 06438 Map
06438 Demographics
06438 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Connecticut based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 06438 is White. The current unemployment level in 06438 is 5.1%.
| Population | 3,079 |
| Population Growth Rate | 0% |
| Population Density | 189 People per Square Mile |
| Total Households | 1,034 |
| Percentage High Income Households | 4.9% |
| Median Household Income (2021) | $146,875 |
| Average Adjusted Gross Income (2021) | $431,330 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 6.3% |
| Majority Race/Ethnicity | White - 98.8% |
06438 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 2,805 | 98.8% |
| Black | 2 | 0.07% |
| Hispanic | 20 | 0.7% |
| Asian | 12 | 0.42% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
06438 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 64 | 3.56% |
| Bachelor Degree | 540 | 30.05% |
| High School Diploma | 477 | 26.54% |
| No High School Diploma | 11 | 0.61% |
| GED or Alternate | 40 | 2.23% |
| 1 or More Years of College | 240 | 13.36% |
| Associates Degree | 205 | 11.41% |
| Masters Degree | 169 | 9.4% |
| Professional Degree | 14 | 0.78% |
| Doctorate Degree | 37 | 2.06% |
06438 Geography
| Coordinates | 41.45711136, -72.51041412 |
| Adjacent ZIP Codes | |
| Cities/Towns in 06438 | |
| Region | Hartford-New Haven Area |
| Metropolitan/Micropolitan Stat Area | Hartford-East Hartford-Middletown, CT |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 16 Square Miles |
06438 Weather and Climate Data
| Plant Hardiness Zone | Zone 6b: -5F to 0F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 59c - Southern New England Coastal Plains and Hills | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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