Mercerville CDP, New Jersey Demographics & Population 2026

Population Overview

Mercerville CDP is a small city located in New Jersey. The total population is 13,693. It ranks as the 96th most populous out of 700 cities and towns in New Jersey.

Age Demographics

The median age in Mercerville CDP is 41.9 years. This is 4% higher than the state median of 40.1 years. 10.2% 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 Mercerville CDP is $125,678. This is 24% higher than the state median of $101,050. Compared to the national median of $78,538, household income here is 60% higher. The poverty rate stands at 2.8%. This is 72% lower than the state poverty rate of 9.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.7%. This is 24% lower than the state rate of 6.2%. The median home value is $330,500. Housing costs are 23% lower than the state median of $427,600. With a home-value-to-income ratio of just 2.6x, Mercerville CDP is one of the most affordable housing markets in the area. 83.8% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 63.7%.

Race & Ethnicity

The largest racial or ethnic group in Mercerville CDP is White (non-Hispanic), making up 69.1% of the population. Hispanic or Latino residents account for 17.7%. The Asian population (3.8%) is well below the state average of 9.8%.

Education

43.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 2% higher 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 95.6%.

Data Sources & Methodology

All demographic data for Mercerville 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.