| Statistic | Plymouth Meeting | Pennsylvania | National |
| Population | 6,244 | 12,801,989 | 328,239,523 |
| Population density (sq mi) | 1,598 | 287 | 91 |
| Median age | 40.0 | 40.6 | 37.7 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 69% | 56% | 55% |
| Families w/ Kids under 18 | 38% | 40% | 43% |
| Speak English | 87% | 89% | 79% |
| Speak Spanish | 4% | 5% | 13% |

Plymouth Meeting demographics provide invaluable insights into the composition, dynamics and needs of urban and rural areas, enabling them to plan, develop, and govern in ways that promote prosperity, equity and well-being for all residents. The Plymouth Meeting population is 6,407 and has a population density of 1,698 people per square mile, compared to the national average of 91. The median age of all residents is 40, 69% of people 15 years of age or older are married and 38% have kids under the age of 18. In Plymouth Meeting, 12% of households have a median income that is below $25,000 and 39% of households report a median income above $150,000.
The Plymouth Meeting racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in Plymouth Meeting is 85% White, 3.5% Black or African American, 9% Asian, 0.1% American Indian and 0% Native Hawaiian - 7.8% of the population identify as Hispanic or Latino. Of all households, 86.6% reported speaking English only, while 4.3% reported speaking Spanish only. A total of 9.3% of residents were considered foreign born.
Communities such as Plymouth Meeting, with population densities higher than the average, play a significant role in promoting environmental sustainability by decreasing per capita energy consumption, greenhouse gas emissions and land use. Their compact urban development encourages the adoption of energy-efficient buildings, walking, cycling, and public transportation, fostering sustainable lifestyles and minimizing environmental impact. Additionally, densely populated areas tend to cultivate vibrant social and cultural scenes, fueled by a diverse population that contributes to a myriad of cultural events, festivals and community activities. This cultural diversity sparks creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. Plymouth Meeting has a population density of 1,698, surpassing the national average of 91 people per square mile, as it stands poised to reap the benefits of dense urban living.
Understanding Populations: The examination and analysis of Plymouth Meeting demographic data can offer valuable insights into the composition and traits of populations, including age, gender, race, ethnicity, income, education and various socio-economic factors. This understanding is essential for addressing the varied needs, preferences, and challenges faced by different demographic groups within communities. Demographics hold significant importance in understanding populations, guiding decision-making processes and promoting equity, inclusion, and overall well-being for all individuals and communities. The Plymouth Meeting population data serves as a cornerstone for addressing social, economic and environmental challenges, while also fostering the well-being and resilience of societies.
Healthcare Planning: Analyzing the demographic data in Plymouth Meeting has the potential to inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Healthcare providers and policymakers can allocate resources more effectively, develop prevention and intervention programs and address health inequities within communities by understanding demographic trends. Leveraging demographic statistics can enable healthcare providers and policymakers to strive for equitable, accessible and high-quality healthcare for all individuals and communities. This proactive healthcare planning approach ensures targeted interventions, efficient resource allocation and tailored healthcare services to meet diverse population needs.
Policy Planning: At various levels of government and within organizations and businesses, demographic data and statistics serve as essential tools for guiding policy and decision-making processes. Through the examination and interpretation of Plymouth Meeting demographic stats and data, policymakers, government officials, and organizational leaders can pinpoint areas requiring attention, allocate resources judiciously and design policies and initiatives tailored to the specific needs and preferences of distinct demographic segments. The utilization of Plymouth Meeting demographic data plays a pivotal role in policy formulation by informing resource allocation, facilitating evidence-based decision-making, identifying key priorities, predicting future trends, assessing policy effectiveness, and advancing principles of equity and inclusivity. Through effective utilization of this data, policymakers can craft policies that are targeted, efficient, and responsive to the diverse needs of communities.

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| Race | Plymouth Meeting | Pennsylvania | National |
| White | 84.98% | 81.37% | 73.35% |
| Black | 3.46% | 11.03% | 12.63% |
| Asian | 8.98% | 3.14% | 5.22% |
| American Indian | 0.13% | 0.20% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 1.52% | 2.24% | 3.06% |
| Other race | 0.93% | 1.98% | 4.75% |