| Statistic | Hollidaysburg | Pennsylvania | National |
| Population | 5,828 | 13,262,738 | 336,919,644 |
| Population density (sq mi) | 2,491 | 296 | 91 |
| Median age | 50.0 | 40.6 | 37.7 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 65% | 56% | 55% |
| Families w/ Kids under 18 | 37% | 40% | 43% |
| Speak English | 98% | 89% | 79% |
| Speak Spanish | 0% | 5% | 13% |

The population of Hollidaysburg is 5,828, with a population density of 2,491 people per square mile, diverging from the national average of 91. The median age is 50 and 65% of individuals aged 15 or older are married, while 37% have children under 18. As far as income equality in Hollidaysburg goes, 17% of households have a median income below $25,000, whereas 15% report an income exceeding $150,000. The Hollidaysburg demographics data can provide indispensable insights into the composition, dynamics and needs of cities, towns or even villages, empowering planners, developers and policymakers to devise strategies that foster prosperity, equity and well-being for all residents.
The Hollidaysburg 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 Hollidaysburg is 98.2% White, 1.4% Black or African American, 0.4% Asian, 0% American Indian and 0% Native Hawaiian - 0% of the population identify as Hispanic or Latino. Of all households, 98.1% reported speaking English only, while 0% reported speaking Spanish only. A total of 1.4% of residents were considered foreign born.
Areas with a high population density tend to support a wide range of amenities and services within walking distance or a short commute. Residents tend to have convenient access to healthcare facilities, educational institutions, cultural venues, restaurants, shops and public transportation options, enhancing their quality of life and overall well-being. The Hollidaysburg population density is 2,491 people per square mile, which is well-above the national average of 91 and is considered one of the most densely populated cities in the country.
Urban Development: Urban planners could use Hollidaysburg demographic data to design and create areas that accommodate the needs of residents, including housing, transportation and public services, while promoting sustainability and quality of life. Demographic shifts can contribute to gentrification and neighborhood change in urban or rural areas. As neighborhoods attract new residents with different income levels and lifestyle preferences, property values may rise, leading to displacement of long-time residents and changes in the character and identity of the neighborhood. Understanding population density, age distribution, household size and income levels helps inform decisions related to zoning, transportation infrastructure, housing development and public amenities. Lastly, using Hollidaysburg demographics for planning and development of affordable housing can help prevent displacement.
Education Allocation: Hollidaysburg demographic data can help guide education planning by identifying student demographics, school enrollment trends and educational needs, helping schools and policymakers allocate resources and develop effective educational programs. It can be an essential tool for identifying disparities in educational access and outcomes among different demographic groups, such as racial and ethnic minorities, socio-economic status, or students with disabilities. By disaggregating data by demographic factors, education planners can identify areas of inequity and develop targeted interventions to improve access, support and outcomes for marginalized students. Overall, Hollidaysburg demographic data is invaluable in education for promoting equity, supporting student success, and fostering inclusive learning environments that meet the needs of all students.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Hollidaysburg demographics, societies can advance inclusivity, diversity and social unity while combatting social inequalities and advocating for equal opportunities. Racial demographics mirror the diversity within a population and can be instrumental in cultivating inclusive and inviting communities. Embracing diversity strengthens social bonds, fosters cultural appreciation and enriches society by acknowledging the contributions of individuals from various racial and ethnic backgrounds.

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| Race | Hollidaysburg | Pennsylvania | National |
| White | 98.19% | 81.37% | 73.35% |
| Black | 1.39% | 11.03% | 12.63% |
| Asian | 0.37% | 3.14% | 5.22% |
| American Indian | 0.04% | 0.20% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 0.02% | 2.24% | 3.06% |
| Other race | 0.00% | 1.98% | 4.75% |