Jefferson is located in Coos County, New Hampshire. Jefferson has a 2025 population of 1,054. Jefferson is currently declining at a rate of -0.57% annually but its population has increased by 0.67% since the most recent census, which recorded a population of 1,047 in 2020.
The average household income in Jefferson is $87,352 with a poverty rate of 9.09%. The median age in Jefferson is 58.6 years: 58.8 years for males, and 58.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Jefferson includes 98.32% White, and smaller percentages for Two or more races, other race and multiracial populations.
White (98.3%)
Two or more races (1.6%)
Other race (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 995 | 98.32% |
| Two or more races | 16 | 1.58% |
| Other race | 1 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
Jefferson's average per capita income is $44,773. Household income levels show a median of $66,776. The poverty rate stands at 9.09%.
Name | Median | Mean |
|---|---|---|
| Married Families | $81,161 | - |
| Families | $80,625 | $104,894 |
| Households | $66,776 | $87,352 |
| Non Families | $65,282 | $63,635 |
Average Income
Median Household Income
Poverty Rate