Black River

County:: Jefferson County
County Seat:: No
Area (mi²):: 1.781
State:: New York

Black River is a village located in Jefferson County, New York. Black River has a 2025 population of 1,221. Black River is currently declining at a rate of -0.65% annually and its population has decreased by -3.1% since the most recent census, which recorded a population of 1,260 in 2020.

The average household income in Black River is $92,304 with a poverty rate of 13.72%.The median age in Black River is 38.1 years: 38.4 years for males, and 37.9 years for females.

Demographics

The racial composition of Black River includes 90.8% White, 3.51% Asian, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,707	90.8%
Two or more races	96	5.11%
Asian	66	3.51%
Other race	11	0.59%

Black River Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Black River's average per capita income is $53,958. Household income levels show a median of $81,111. The poverty rate stands at 13.72%.

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	$123,490	-
Families	$107,000	$114,811
Households	$81,111	$92,304
Non Families	$49,821	$58,295

$53,958

Average Income

$81,111

Median Household Income

13.72%

Poverty Rate