Sackets Harbor (earlier spelled Sacketts Harbor) is a village in Jefferson County, New York, United States, on Lake Ontario. The population was 1,450 at the 2010 census. The village was named after land developer and owner Augustus Sackett, who founded it in the early 1800s.
Sackets Harbor is located at 43°56′47″N 76°7′4″W / 43.94639°N 76.11778°W / 43.94639; -76.11778 (43.946503, −76.117758).
According to the United States Census Bureau, the village has a total area of 2.2 square miles (5.7 km), of which 0.004 square miles (0.01 km), or 0.26%, are water. The village is on Black River Bay, southwest of the mouth of the Black River, on Lake Ontario. Its protected harbor was critical to the founding and early history of the village. Much of Lake Ontario was gouged out of rock by glaciers. There were few protected harbors on the south shore deep enough for major shipping in the early 19th century.
New York State Route 3 passes east of the village, which is at the convergence of County Roads 62 (Sulphur Springs Road) and 75 (Adams Road/Dodge Avenue). Watertown, the Jefferson county seat, is 10 miles (16 km) to the east, and Henderson Harbor is 9 miles (14 km) to the southwest.
As of the census of 2000, there were 1,386 people, 653 households, and 370 families residing in the village. The population density was 609.1 people per square mile (234.7/km²). There were 791 housing units at an average density of 347.6 per square mile (134.0/km²). The racial makeup of the village was 97.26% White, 0.43% African American, 0.29% Native American, 0.29% Asian, 0.36% from other races, and 1.37% from two or more races. Hispanic or Latino of any race were 1.73% of the population.
There were 653 households out of which 23.1% had children under the age of 18 living with them, 45.2% were married couples living together, 8.4% had a female householder with no husband present, and 43.3% were non-families. 35.1% of all households were made up of individuals and 9.0% had someone living alone who was 65 years of age or older. The average household size was 2.11 and the average family size was 2.72.
In the village, the population was spread out with 18.8% under the age of 18, 11.0% from 18 to 24, 37.7% from 25 to 44, 21.7% from 45 to 64, and 10.9% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 113.6 males. For every 100 females age 18 and over, there were 113.3 males.
The median income for a household in the village was $42,629, and the median income for a family was $51,397. Males had a median income of $33,696 versus $26,917 for females. The per capita income for the village was $23,269. About 5.8% of families and 7.8% of the population were below the poverty line, including 10.9% of those under age 18 and 7.7% of those age 65 or over.