Based on the historical population data for the 61561 ZIP code in Roanoke, Illinois, spanning from 2010 to 2022, the area has experienced a gradual decline in population and population density over the past decade. The population decreased from 2,534 in 2010 to 2,114 in 2022, while the population density dropped from 41.11 people per square mile to 34.3 people per square mile during the same period.

Given the ZIP code's size of 61.64 square miles and the 2022 population density of 34.3 people per square mile, the area can be classified as remote rural. Remote rural areas are characterized by very sparse populations, minimal infrastructure, and limited services. The lifestyle in such areas is predominantly agricultural or undeveloped, with a focus on privacy and self-sustainability. Residents often engage in outdoor and recreational activities due to the natural environment.

The estimated number of housing units corresponding to the 2022 population is approximately 810, based on the national average household size of 2.61 people per household. This suggests that the area has a low housing density, with large expanses of land per household, often more than 5 acres.