In 2018, Princeton, NJ had a population of 30.7k people with a median age of 34.7 and a median household income of $138,194. Between 2017 and 2018 the population of Princeton, NJ grew from 30,722 to 30,728, a 0.0195% increase and its median household income grew from $125,506 to $138,194, a 10.1% increase.
The 5 largest ethnic groups in Princeton, NJ are White (Non-Hispanic) (67.7%), Asian (Non-Hispanic) (16.4%), Black or African American (Non-Hispanic) (5.56%), White (Hispanic) (5.35%), and Two+ (Non-Hispanic) (2.38%). 0% of the people in Princeton, NJ speak a non-English language, and 85.3% are U.S. citizens.
In 2018, the median property value in Princeton, NJ was $833,000, and the homeownership rate was 59.3%. Most people in Princeton, NJ drove alone to work, and the average commute time was 23.9 minutes. The average car ownership in Princeton, NJ was 2 cars per household.