Polk County, Missouri's estimated population is 31,595 with a growth rate of 0.12% in the past year according to the most recent United States census data. Polk County, Missouri is the 36th largest county in Missouri. The 2010 Population was 31,137 and has seen a growth of 1.47% since this time.
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among black people with a rate of 26.36%.
96.28% of Polk County, Missouri residents speak only English, while 3.72% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.73% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Polk County, Missouri is Native, with 33.41% below the poverty level.
The race least likely to be in poverty in Polk County, Missouri is Hispanic, with 2.92% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.17%. Among those working part-time, it was 17.61%, and for those that did not work, the poverty rate was 23.91%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Polk County, Missouri
98.89% of Polk County, Missouri residents were born in the United States, with 67.66% having been born in Missouri. 0.36% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.