Cornish

County:: Sullivan County
County Seat:: No
Area (mi²):: 41.954
State:: New Hampshire

Cornish is located in Sullivan County, New Hampshire. Cornish has a 2025 population of 1,643. Cornish is currently declining at a rate of -0.12% annually but its population has increased by 1.8% since the most recent census, which recorded a population of 1,614 in 2020.

The average household income in Cornish is $104,473 with a poverty rate of 5.4%.The median age in Cornish is 57.4 years: 56.2 years for males, and 58.3 years for females.

Demographics

The racial composition of Cornish includes 90.18% White, 6.72% other race, and smaller percentages for Two or more races, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,597	90.18%
Other race	119	6.72%
Two or more races	41	2.32%
Asian	14	0.79%

Cornish Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Cornish's average per capita income is $61,310. Household income levels show a median of $89,046. The poverty rate stands at 5.4%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$117,083	-
Families	$113,750	$135,085
Households	$89,046	$104,473
Non Families	$67,813	$66,283

$61,310

Average Income

$89,046

Median Household Income

5.4%

Poverty Rate