Zip-code level population information. Looking at the county-level data, Joe gets information for all of Wayne County, including Detroit. But he can also get and compare more detailed population data for different zip code areas within Wayne County. Joe can also browse a map of the area and select different options to include, such as cities and towns, highways, railroads, water bodies and zip code points. People don't drive real far for outpatient care.
Geographic barriers are critical.
At this point, Joe can click on one of two options. He can browse a map of the area, or continue the process of getting the demographic info he wants. Enter zip code 48154 at the bottom of the yellow pages page and then click Find It. Then you'll get a map of the area. Then click on the Intersection of Merriman Road and West 6 Mile Road.