The ZIP code 18077, which encompasses Riegelsville in Pennsylvania, has experienced fluctuations in population and population density over the past decade. The population grew from 2,457 in 2010 to a peak of 2,633 in 2013, before declining to 2,350 in 2020. As of 2022, the population stands at 2,413, with a corresponding population density of 174.22 people per square mile.

Given the ZIP code's size of 13.85 square miles and the 2022 population density, the area can be classified as rural. Rural areas are characterized by larger living spaces, ranging from 1 to 5 acres, fewer public services, and lower infrastructure density compared to more urbanized areas. The lifestyle in rural areas is typically community-oriented, often centered around local schools and small businesses, with activities such as hobby farming, horse ownership, and significant outdoor activities.

The estimated number of housing units corresponding to the 2022 population is approximately 925, based on the national average household size of 2.61 people per household. This suggests that the area is primarily composed of single-family homes or small multi-unit dwellings, which is consistent with the rural classification.