Household Type

  1. by Family Type Countywide
  2. by Jurisdiction

Data Table


The composition of the family has changed drastically over the last 40 years. In 1970, married couple families constituted 72% of all households; by 2017-2021 this dropped to just 51%.

While the number of married couple households has decreased during this same period, one-person and non-family households have increased (from 20% to 34% of all families). Single-parent families also grew over the period. For 2017-2021, Yelm had the highest percentage of married couple households (61%) while the Chehalis Reservation had the lowest (24%).


U.S. Census Bureau