North Merrick, New York

North Merrick is a hamlet and census-designated place in the Town of Hempstead, in Nassau County, near the South Shore of Long Island, in New York, United States. The population was 12,238 at the time of the 2020 census.

Geography
According to the United States Census Bureau, the CDP has a total area of 1.8 sqmi, of which 1.8 sqmi is land and 0.56% is water.

Demographics
As of the census of 2020, there were 12,238 people, 4,110 households, and 3,386 families residing in the CDP. The population density was 7,119.3 PD/sqmi. There were 4,221 housing units at an average density of 2454.0/sq mi (947.5/km2). As of 2023, the racial makeup of the CDP was 82.28% White, 4.1% African American, 0.0% Native American, 3.06% Asian, 0.0% Pacific Islander, 0.29% from other races, and 0.83% from two or more races. Hispanic or Latino of any race were 9.44% of the population.

In 2020, there were 4,110 households, out of which 36.1% had children under the age of 18 living with them, 83.2% were married couples living together, 8.4% had a female householder with no husband present, and 21.4% were non-families. The average household size was 3.35 and the average family size was 3.33.

In the CDP, the population was spread out, with 21.5% under the age of 18, 6.4% from 18 to 24, 24.9% from 25 to 44, 27.5% from 45 to 64, and 19.7% who were 65 years of age or older. The median age was 42.7 years. 49.4% of the population is female, and 50.6% of the population is male.

The median income for a household in the CDP was $134,439, and the median income for a family was $143,611. Males had a median income of $66,799 versus $44,012 for females. The per capita income for the CDP was $53,533. About 2.4% of families and 3.0% of the population were below the poverty line, including 2.8% of those under age 18 and 4.3% of those age 65 or over.

Transportation
Two limited-access highways, the Meadowbrook State Parkway and the Southern State Parkway, pass through North Merrick; both of these highways are owned and maintained by the New York State Department of Transportation. Additionally, the Meadowbrook State Parkway forms large portions of North Merrick's western border, with Roosevelt and Uniondale.

Other major roadways which pass through the hamlet include Camp Avenue, Jerusalem Avenue (CR 105), Meadowbrook Road, and Merrick Avenue (CR 4).

The closest airports include:
 * John F. Kennedy International Airport (14 miles, Queens, NY)
 * LaGuardia Airport (22 miles, Queens, NY)

Fire department
North Merrick is protected by a volunteer fire department that is responsible for one of the smallest fire districts in Nassau County covering 2.1 sqmi. The North Merrick Fire Department has approximately 85 members using 16 pieces of apparatus located at one station.