Saint Paul, Minnesota
There were 111,001 households, of which 30.4% had children under the age of 18 living with them, 34.1% were married couples living together, 14.8% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 46.2% were non-families. 35.8% of all households were made up of individuals, and 8.5% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.33.
The median age in the city was 30.9 years. 25.1% of residents were under the age of 18; 13.9% were between the ages of 18 and 24; 29.6% were from 25 to 44; 22.6% were from 45 to 64; and 9% were 65 years of age or older. The gender makeup of the city was 48.9% male and 51.1% female.
The 3M Company moved to St. Paul in 1910. It built a art deco headquarters at 900 Bush that still stands. Headquarters operations moved to the Maplewood campus in 1964. 3M manufacturing continued for a couple more decades until all St. Paul operations ceased.