Marion, Illinois city profiles are provided by National Relocation to compare neighborhood information for Marion home seekers looking for Marion real estate or Illinois apartments for rent. Use the census and other data above to review Marion demographics including Marion population, education, Marion employment statistics, as well as the cost of living in Marion. Other important considerations include housing statistics such as Marion property occupancy rates and home prices as well as Marion schools, colleges, parks and other notable locations. This information is useful for home seekers looking at Marion bank foreclosures or other housing options.