Carlstadt is a borough in the County of Bergen, New Jersey. Its population was 6,127 at the 2010 census, up by 210 people from the 2000 Census and by 407 people from the 1990 Census. The population of Carlstadt is relatively diverse and reflects a variety of socio-economic groups.
Carlstadt is home to a diverse population, with a high percentage of residents being foreign-born. However, the area has a small minority of non-Hispanic whites. Carlstadt's Hispanic population is 11.1%, which is lower than most places in the county. Regardless of race or ethnicity, the city has the highest percentage of male residents.
The city of Carlstadt is located at the mouth of the Hudson River. It has a mild climate, with the warmest months occurring in September, May, and June. The coldest months include January and February. Carlstadt is located in the New York metropolitan area, which is the fourth largest metropolitan area in the world. It is considered one of the wealthiest areas in the United States. Its population is 6,109.
The city of Carlstadt has a small percentage of single people. This percentage is lower than the state's average for single people. Carlstadt has more married couples than Teterboro.