In 2023, Blawenburg, NJ had a population of 92 people with a median age of 62.8 and a median household income of $250,001. Between 2022 and 2023 the population of Blawenburg, NJ declined from 112 to 92, a −17.9% decrease and its median household income stayed from $250,001 to $250,001, a 0% change.
The 5 largest ethnic groups in Blawenburg, NJ are White (Non-Hispanic) (71.7%), Asian (Non-Hispanic) (28.3%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in Blawenburg, NJ reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Blawenburg, NJ are U.S. citizens.
Most people in Blawenburg, NJ drove alone to work, and the average commute time was 26.6 minutes. The average car ownership in Blawenburg, NJ was 3 cars per household.