Columbia CDP, New Jersey Demographics & Population 2026

Population Overview

Columbia CDP is a small community located in New Jersey. The total population is 152. It ranks as the 675th most populous out of 700 cities and towns in New Jersey.

Age Demographics

The median age in Columbia CDP is 55.6 years. This is 39% higher than the state median of 40.1 years. 13.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Columbia CDP is $84,531. This is 16% lower than the state median of $101,050. Compared to the national median of $78,538, household income here is 8% higher. The poverty rate stands at 13.4%. This is 37% higher than the state poverty rate of 9.8%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 6.2%. The median home value is $322,000. Housing costs are 25% lower than the state median of $427,600. The home-value-to-income ratio is 3.8x. 83.0% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 63.7%.

Race & Ethnicity

Columbia CDP has a predominantly White (non-Hispanic) population, comprising 96.0% of all residents. Hispanic or Latino residents account for 4.0%. The White (non-Hispanic) population is significantly higher than the state average (96.0% vs 51.9%). The Hispanic or Latino population (4.0%) is well below the state average of 21.9%.

Education

28.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 33% lower than the state rate of 42.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.5%.

Data Sources & Methodology

All demographic data for Columbia CDP, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. For official data, visit data.census.gov.