| Statistic | Dover | New Hampshire | National |
| Population | 31,922 | 1,359,711 | 328,239,523 |
| Population density (sq mi) | 1,194 | 153 | 91 |
| Median age | 35.7 | 42.4 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 52% | 58% | 55% |
| Families w/ Kids under 18 | 40% | 40% | 43% |
| Speak English | 93% | 92% | 79% |
| Speak Spanish | 1% | 2% | 13% |
The demographics of Dover offer invaluable insights into the composition, dynamics and needs of both urban and rural areas, empowering planners, developers and policymakers to foster prosperity, equity, and well-being for all residents. With a population of 31,922, Dover exhibits a population density of 1,194 people per square mile, contrasting with the national average of 91. The median age stands at 35.7, with 52% of individuals aged 15 or older being married and 40% having children under 18. In terms of income equality in Dover, 14% of households report a median income below $25,000, while 25% report an income exceeding $150,000, showcasing a diverse economic landscape.
The 5 largest ethnic groups in Dover are 90.7% White, 1.1% Black or African American, 4.5% Asian, 0% American Indian and 0% Native Hawaiian, with 3.3% of the population identifying as Hispanic or Latino. Of note, 92.6% of households reported speaking English only, while 1.4% reported speaking Spanish only. Additionally, 5.9% of residents were classified as foreign-born. The Dover racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.
Areas like Dover that have a higher than average population density tend to support environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Compact urban development encourages energy-efficient buildings, walking, cycling and the use of public transit, promoting sustainable lifestyles and reducing environmental impact. Densely populated areas also tend to have more vibrant social and cultural scenes, with a diverse population contributing to a wide array of cultural events, festivals and community activities. This diversity fosters creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. The Dover population density is higher than average and comes in at 1,194 people per square mile (compared to the nationwide average of 91), putting it in a position to take advantage of all the benefits of a densely populated area.
Policy Planning: Demographic data and statistics can inform policy and decision-making processes at various levels of government, as well as in organizations and businesses. By reporting and analyzing Dover demographics data, policymakers, government officials and organizational leaders can identify areas of need, allocate resources effectively and develop targeted policies and programs that address the specific needs and priorities of different demographic groups. Dover demographics can play a crucial role in policy planning by informing resource allocation, evidence-based decision making, identifying priorities, forecasting future trends, monitoring policy impact and promoting equity and inclusion. By leveraging this data effectively, policymakers can develop policies that are targeted, effective and responsive to the needs of diverse communities.
Social Cohesion: The analysis and understanding of demographics are essential for promoting social cohesion and fostering appreciation among diverse communities. By embracing and acknowledging differences in Dover demographics, societies can promote inclusivity, diversity and social harmony while addressing social inequalities and advocating for equal opportunities. Racial demographics can reflect the diversity within a population and are instrumental in fostering inclusive and welcoming communities. Embracing ethnic diversity strengthens social connections, promotes cultural understanding and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.
Urban Development: By leveraging demographic data in Dover, urban planners can tailor areas to meet the needs of any resident across housing, transportation and public services, all while fostering sustainability and elevating quality of life. Demographic changes can fuel gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract newcomers with varying income levels and lifestyle preferences, property values may appreciate, potentially displacing established residents and reshaping the neighborhood's fabric. A nuanced understanding of population density, age distribution, household size and income levels is pivotal for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Utilizing the demographic data in planning and implementing affordable housing initiatives can help mitigate displacement risks and promote inclusive communities.
| Race | Dover | New Hampshire | National |
| White | 90.71% | 93.68% | 73.35% |
| Black | 1.06% | 1.32% | 12.63% |
| Asian | 4.54% | 2.42% | 5.22% |
| American Indian | 0.02% | 0.16% | 0.82% |
| Native Hawaiian | 0.00% | 0.02% | 0.18% |
| Mixed race | 3.11% | 1.88% | 3.06% |
| Other race | 0.56% | 0.54% | 4.75% |
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