What will Colorado households look like in 2040? The Colorado Demography Office predicts an increase of over a million total households between 2014 (2.14 million households) and 2040 (3.15 million) statewide. You can find this data by searching the Demography Office’s handy Colorado Household Projections feature. On the site, you can enter various search parameters to calculate the predicted number of households statewide or by county in any year from 2010 to 2040. You can also search by age group and number of persons in the household, which can offer some interesting data on the changing types of households in the twenty-first century.