| Statistic | Guilford | Pennsylvania | National |
| Population | 3,698 | 13,262,738 | 336,919,644 |
| Population density (sq mi) | 2,387 | 296 | 91 |
| Median age | 48.0 | 40.6 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 77% | 56% | 55% |
| Families w/ Kids under 18 | 44% | 40% | 43% |
| Speak English | 96% | 89% | 79% |
| Speak Spanish | 3% | 5% | 13% |

The demographics of Guilford 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 3,698, Guilford exhibits a population density of 2,387 people per square mile, contrasting with the national average of 91. The median age stands at 48, with 77% of individuals aged 15 or older being married and 44% having children under 18. In terms of income equality in Guilford, 4% of households report a median income below $25,000, while 28% report an income exceeding $150,000, showcasing a diverse economic landscape.
Recognizing the racial demographics and ethnicity breakdown of Guilford is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Guilford, the racial breakdown comprises 92.4% White, 3.7% Black or African American, 3.6% Asian, 0% American Indian, and 0% Native Hawaiian, with 2.4% of the population identifying as Hispanic or Latino. 96.2% of households reported speaking English only, while 3.2% reported speaking Spanish only. Furthermore, 2.6% of residents were categorized as foreign-born.
High population density areas are renowned for their extensive array of amenities and services, easily accessible to residents within walking distance or a short commute. From healthcare facilities and educational institutions to cultural venues, dining establishments, retail shops and public transportation options, these communities offer convenience and enrichment to their inhabitants. The Guilford population density is 2,387 people per square mile, well above the national average of 91, making it one of the most densely populated cities in the nation.
Education Allocation: Guilford demographics can play a pivotal role in guiding education planning, offering insights into student demographics, school enrollment patterns, and educational requirements. This data aids schools and policymakers in resource allocation and the development of effective educational programs. It serves as a critical tool for identifying disparities in educational access and outcomes among diverse demographic groups, such as racial and ethnic minorities, socio-economic status, and students with disabilities. Through the disaggregation of data by demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to enhance access, support, and outcomes for marginalized students. Ultimately, Guilford demographic data is indispensable in education for advancing equity, fostering student achievement, and cultivating inclusive learning environments tailored to the needs of all students.
Social Cohesion: The examination and interpretation of demographics are pivotal for nurturing social cohesion and promoting understanding among diverse communities. By acknowledging and honoring differences in Guilford demographics, societies can champion inclusivity, diversity and social cohesion while addressing social disparities and advocating for equitable opportunities. Racial demographics can potentially showcase the diversity of a population and are crucial for fostering inclusive and embracing communities. Embracing diversity fortifies social bonds, fosters cultural appreciation and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.
Urban Development: By leveraging demographic data in Guilford, 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 | Guilford | Pennsylvania | National |
| White | 92.38% | 81.37% | 73.35% |
| Black | 3.67% | 11.03% | 12.63% |
| Asian | 3.58% | 3.14% | 5.22% |
| American Indian | 0.00% | 0.20% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 0.36% | 2.24% | 3.06% |
| Other race | 0.00% | 1.98% | 4.75% |