Cardinal Lake maintains an urban character with a 2022 population density of approximately 19,000 people per square mile. This density suggests compact living arrangements, likely including mid-rise and high-rise residential buildings. The neighborhood likely features well-developed urban infrastructure, efficient public transportation, and diverse amenities.

The population dynamics in Cardinal Lake have been more variable compared to many urban neighborhoods. This may indicate its appeal to mobile demographics or its sensitivity to local economic or development factors. The neighborhood's ability to sustain high population densities suggests it remains an attractive location within Durham.

As of 2022, Cardinal Lake has an estimated 1,528 housing units for a population of 3,988. The average household size appears to be slightly higher than the national average, indicating a mix of family units and shared living arrangements typical of dynamic urban areas.

Cardinal Lake represents a case study of urban population dynamics, demonstrating rapid growth followed by consolidation. Its consistently high population density characterizes it as an urban neighborhood, likely offering residents a lifestyle with numerous amenities and community interactions, typical of city centers.