ZIP code 17087, which includes Richland in Pennsylvania, spans an area of 13.68 square miles and had a population of 3,433 in 2022, resulting in a population density of 250.95 people per square mile. Considering the national average household size of 2.61, the estimated number of housing units in the area is approximately 1,315.

Over the past decade, the population in this ZIP code has remained relatively stable, fluctuating between 3,089 and 3,512 residents. The population density has also remained consistent, ranging from 225.8 to 256.73 people per square mile. These population density figures suggest that the area falls within the rural classification, which typically features population densities between 50 and 500 people per square mile.

Rural areas are characterized by larger living spaces, often ranging from 1 to 5 acres per household, and a lower density of infrastructure and public services compared to more urbanized areas. The lifestyle in rural communities tends to be more community-oriented, often centered around local schools, small businesses, and outdoor activities. Residents may engage in activities such as hobby farming, horse ownership, and various recreational pursuits that take advantage of the natural environment.