St. Peters, Missouri Population 2021

60,390
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St. Peters is a city located in St. Charles County Missouri. With a 2020 population of 60,390, it is the 10th largest city in Missouri and the 634th largest city in the United States . St. Peters is currently growing at a rate of 1.84% annually and its population has increased by 14.86% since the most recent census, which recorded a population of 52,575 in 2010. St. Peters reached it's highest population of in . Spanning over 22 miles, St. Peters has a population density of 2,696 people per square mile.

The average household income in St. Peters is $93,577 with a poverty rate of 3.16%. The median rental costs in recent years comes to $990 per month, and the median house value is $182,200. The median age in St. Peters is 39.5 years, 37.5 years for males, and 41.4 years for females.

St. Peters Demographics

According to the most recent ACS, the racial composition of St. Peterswas:

  • White: 88.85%
  • Black or African American: 5.43%
  • Asian: 2.71%
  • Two or more races: 2.38%
  • Other race: 0.33%
  • Native American: 0.31%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of St. Peters, Missouri is 60,390 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 58,212.The last official US Census in 2010 recorded the population at 52,575.

St. Peters, Missouri Population 2021

Population by Race

Race Population Percentage
White50,88888.85%
Black or African American3,1105.43%
Asian1,5502.71%
Two or More Races1,3612.38%
Some Other Race1870.33%
American Indian and Alaska Native1770.31%
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St. Peters Population by Race

St. Peters Population Pyramid $2021

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St. Peters Median Age

39.5


Total

37.5


Male

41.4


Female

St. Peters Adults

There are 44,636 adults, (8,899 of whom are seniors) in St. Peters.

St. Peters Age Dependency

60.3

Age Dependency Ratio

24.9

Old Age Dependency Ratio

35.4

Child Dependency Ratio

St. Peters Sex Ratio

Female

29,560

51.61%

Male

27,713

48.39%

St. Peters Population by Age

St. Peters Renter vs Owner Occupied by Household Type

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St. Peters Household Types

Type Owner Renter
Non Family69.1%30.9%
Male74.2%25.8%
Female74.7%25.3%
All81.8%18.2%
Married90.9%9.1%

81.8%

Rate of Home Ownership

St. Peters Households and Families

Type Count Average Size Owned
All22,4902.5481.8
Married12,3603.1990.9
Non Family7,2991.1769.1
Female2,0983.1374.7
Male7333.3574.2

3.11

Average Family Size

2.54

Average Household Size

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St. Peters Households by Type

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Education Attained Count Percentage
Less Than 9th Grade5731.41%
9th to 12th Grade1,5063.70%
High School Graduate9,43523.19%
Some College9,18722.58%
Associates Degree4,16910.25%
Bachelors Degree10,21825.11%
Graduate Degree5,59713.76%
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St. Peters Educational Attainment by Sex (over 25)

St. Peters Educational Attainment by Race

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Race Total High School Bachelors
White35,91134,28913,895
Black2,0532,007741
Asian1,078912528
Hispanic1,053832377
2+ Races573566241
Native American13510561
Other Race1089150

The highest rate of high school graduation is among 2+ races people with a rate of 98.78%.

The highest rate of bachelors degrees is among asian people with a rate of 48.98%.

St. Peters Educational Attainment by Race

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Name Average Male Female
Overall$46,433$54,094$38,229
Less Than 9th Grade$25,750$31,671$21,053
High School Graduate$32,054$39,696$27,383
Some College$42,540$52,162$34,746
Bachelors Degree$54,852$71,281$45,940
Graduate Degree$65,807$89,603$55,256

$46,433

Average Earnings

$54,094

Average Male

$38,229

Average Female

St. Peters Earnings by Educational Attainment

St. Peters Language by Age

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St. Peters Language

94.08% of St. Peters residents speak only English, while 5.92% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.97% of the population.

St. Peters Language

St. Peters Poverty by Race

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Name Total In Poverty Poverty Rate
White49,1081,4292.91%
Black3,1102538.14%
Hispanic1,717814.72%
Multiple1,361261.91%
Other187147.49%
Native177137.34%
Asian1,55020.13%

3.16%

Overall Poverty Rate

2.97%

Male Poverty Rate

3.33%

Female Poverty Rate

Poverty in St. Peters

The race most likely to be in poverty in St. Peters is Black, with 8.14% below the poverty level.

The race least likely to be in poverty in St. Peters is Asian, with 0.13% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.45%. Among those working part-time, it was 4.33%, and for those that did not work, the poverty rate was 8.42%.

St. Peters Poverty

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Name Poverty
High School6.68%
Less Than 9th Grade4.50%
Some College3.35%
Bachelors or Greater0.84%

St. Peters Poverty Rate by Education

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Rate Poverty
Female Unemployed16.07%
Male Unemployed7.13%
Male Employed1.51%
Female Employed1.15%

St. Peters Poverty Rate by Employment Status and Sex

St. Peters Income by Household Type

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Name Median Mean
Households$78,786$93,577
Families$95,561$110,458
Married Families$105,168-
Non Families$43,160$54,691
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Income by Household Type

St. Peters Marital Status

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Marriage Rates

55.2%

Overall Marriage Rate

57.8%

Male Marriage Rate

52.8%

Female Marriage Rate

St. Peters Married by Age and Sex

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St. Peters Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

St. Peters Marital Status by Race

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St. Peters Marital Status

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3,613

Number of Veterans

3,384

Male Veterans

229

Female Veterans

War Veterans
Vietnam1,426
First Gulf War696
Second Gulf War584
Korea270
World War II129

St. Peters Veterans by War

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Age Group Veterans
65 to 741,038
55 to 64853
35 to 54799
75+746
18 to 34177

St. Peters Veterans by Age

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Name Veterans % of Total
White3,2958.22%
Black2109.09%
Hispanic14912.63%
2+ Races455.94%
Other Race2719.01%
Native American2317.04%
Asian131.07%

St. Peters Veterans by Race

St. Peters Veterans by Education

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2.64%

Veteran Poverty Rate

21.87%

Veteran Disability Rate

St. Peters Veterans by Education

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72.3%

Labor Force Participation

69.4%

Employment Rate

3.9%

Unemployment Rate

St. Peters Employment by Age

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St. Peters Employment by Race

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St. Peters Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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68.20%

Born in St. Peters

96.28%

Native Born

3.72%

Foreign Born

1.93%

Non Citizen

1.80%

Naturalized

Place of Birth

96.28% of St. Peters residents were born in the United States, with 68.20% having been born in Missouri. 1.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

St. Peters Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202160,3901,0891.84%
202059,3011,0891.87%
201958,2121,0891.91%
201857,123-56-0.10%
201757,179200.03%
201657,1594170.73%
201556,7427301.30%
201456,0121,1872.17%
201354,8257631.41%
201254,0626481.21%
201153,4146181.17%
201052,7961,4150.27%
200051,3815,6021.16%
199045,77930,07911.30%
198015,70015,20041.15%
19705001002.26%
19604001001.45%
19403000.00%

St. Peters Population by Year