| Statistic | Quincy | Massachusetts | National |
| Population | 94,389 | 6,949,503 | 328,239,523 |
| Population density (sq mi) | 5,695 | 894 | 91 |
| Median age | 38.5 | 39.4 | 37.7 |
| Male/Female ratio | 1.0:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 51% | 53% | 55% |
| Families w/ Kids under 18 | 36% | 43% | 43% |
| Speak English | 62% | 77% | 79% |
| Speak Spanish | 2% | 9% | 13% |
Understanding the demographics of Quincy is essential for gaining insights into the composition, dynamics and needs of any city, town or village. This knowledge empowers planners, developers and policymakers to strategize effectively, promoting prosperity, equity and well-being for all residents. The Quincy population is 94,389, with a population density of 5,695 people per square mile, diverging from the national average of 91. The median age is 38.5, and 51% of individuals aged 15 or older are married, while 36% have children under 18. As far as income equality in Quincy, 16% of households have a median income below $25,000, whereas 27% report an income exceeding $150,000, indicating a varied economic landscape within the area.
The 5 largest ethnic groups in Quincy are 60% White, 5.7% Black or African American, 29.8% Asian, 0.3% American Indian and 0.1% Native Hawaiian, with 3.8% of the population identifying as Hispanic or Latino. Of note, 62% of households reported speaking English only, while 2.5% reported speaking Spanish only. Additionally, 32.9% of residents were classified as foreign-born. The Quincy racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.
The Quincy population density comes in at 5,695 people per square mile, which makes it one of the most densely populated areas in the country, far surpassing the national average of 91. Areas characterized by high population density often boast an abundance of amenities and services within close proximity, providing residents with convenient access to healthcare, education, cultural attractions, dining establishments, retail outlets and transportation options. This accessibility could potentially enhance residents' overall quality of life and well-being.
Social Cohesion: Reporting and analyzing demographics can play a crucial role in fostering social cohesion and understanding among diverse communities. By recognizing and appreciating differences in Quincy demographics, societies can promote inclusivity, diversity and social harmony, while addressing social disparities and promoting equal opportunities for all individuals. Racial demographics reflect the diversity of a population and contribute to fostering inclusive and welcoming communities. Embracing diversity strengthens social cohesion, promotes cultural understanding and enriches the fabric of society by celebrating the contributions of individuals from different racial and ethnic backgrounds.
Policy Planning: Demographic data and statistics play a fundamental role in informing policy and decision-making processes across government entities, organizations and businesses. Through the analysis and interpretation of Quincy demographic data, policymakers, government officials, and organizational leaders can pinpoint areas of concern, allocate resources efficiently, and devise policies and initiatives tailored to the specific needs and preferences of distinct demographic groups. The utilization of demographics in Quincy can be crucial in policy planning, facilitating evidence-based decision-making, identifying key priorities, forecasting future trends, monitoring policy outcomes and advancing principles of equity and inclusion. By harnessing this data effectively, policymakers can develop policies that are targeted, effective and inclusive, thus meeting the diverse needs of communities.
Urban Development: Quincy demographic statistics are invaluable for urban planners in designing and developing areas that cater to residents' needs, encompassing housing, transportation, and public services, all while fostering sustainability and enhancing quality of life. Shifts in demographics can influence gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract new residents with varying income levels and lifestyle preferences, property values may increase, potentially displacing long-term residents and altering the neighborhood's character. Analyzing population density, age distribution, household size, and income levels is crucial for guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Utilizing Quincy demographic data in planning and executing affordable housing initiatives can serve as a preventive measure against displacement.
| Race | Quincy | Massachusetts | National |
| White | 60.02% | 79.26% | 73.35% |
| Black | 5.72% | 7.26% | 12.63% |
| Asian | 29.77% | 6.11% | 5.22% |
| American Indian | 0.28% | 0.21% | 0.82% |
| Native Hawaiian | 0.14% | 0.03% | 0.18% |
| Mixed race | 2.92% | 3.01% | 3.06% |
| Other race | 1.17% | 4.13% | 4.75% |
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