St. Peters is a city located in St. Charles County Missouri. With a 2020 population of 58,764, it is the 11th largest city in Missouri and the 733rd largest city in the United States. St. Peters is currently growing at a rate of 0.89% annually and its population has increased by 1.79% since the most recent census, which recorded a population of 57,732 in 2020. Spanning over 22 miles, St. Peters has a population density of 2,623 people per square mile.
The average household income in St. Peters is $93,577 with a poverty rate of 3.89%. The median rental costs in recent years comes to $1,058 per month, and the median house value is $191,900. The median age in St. Peters is 39.5 years, 37.5 years for males, and 41.4 years for females.
According to the most recent ACS, the racial composition of St. Peterswas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.
The highest rate of bachelors degrees is among native american people with a rate of 55.65%.
95.07% of St. Peters residents speak only English, while 4.93% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.73% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in St. Peters is Hispanic, with 10.75% below the poverty level.
The race least likely to be in poverty in St. Peters is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.97%. Among those working part-time, it was 4.62%, and for those that did not work, the poverty rate was 7.49%.
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 St. Peters
96.64% of St. Peters residents were born in the United States, with 71.19% having been born in Missouri. 1.63% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.