Frontenac, MO demographics:
population, income, and more

Total population
3,701
0.9% year-over-year change
Median household income
$233,425/yr
3.4% year-over-year change
Housing units
1,197
3.8% year-over-year change

Frontenac population

How many people live in Frontenac

Frontenac is home to 3,701 residents, according to the most recent Census data. Gender-wise, 50.7% of Frontenac locals are male, and 49.3% are female.

Total population
3,701
0.9% year-over-year change
Gender ratio
Male
50.7%
1,876
Female
49.3%
1,825
Value Percent YoY change
Male 1,876 50.7% 0.1%
Female 1,825 49.3% 1.7%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Frontenac is 46, with the population distributed as follows: about 17.1% are children under 15, then 18.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 10.8% of the population, while another 34.7% fall into the 45 to 64 bracket. Finally, around 18.5% are 65 or older.

Median age
46.3
Age breakdown
Under 15
17.1%
15 to 24
18.9%
25 to 44
10.8%
45 to 64
34.7%
Over 65
18.5%
Value Percent YoY change
Under 15 634 17.1% 8.9%
15 to 24 698 18.9% -13.1%
25 to 44 400 10.8% 18.7%
45 to 64 1,285 34.7% -5.9%
Over 65 684 18.5% 17.5%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Frontenac, 84.9% of the population are US-born citizens, while 13.9% have gained naturalized citizenship. At the same time, 1.2% of residents are non-citizens. As for race, 75.8% of locals are Caucasian, 3.4% are African American and 13% have Asian roots. There’s also a share of 7.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
84.9%
Non-U.S.-born citizens
13.9%
Non-citizens
1.2%
Value Percent YoY change
U.S.-born citizens 3,143 84.9% -3.4%
Non-U.S.-born citizens 513 13.9% 38.3%
Non-citizens 45 1.2% 2.3%
Racial breakdown
White
75.8%
Black or African American
3.4%
American Indian and Alaska Native
0%
Asian
13%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.7%
Other
0%
Value Percent
White 2,806 75.8%
Black or African American 127 3.4%
Asian 483 13%
Two or more races 285 7.7%

Households in Frontenac

A peek inside Frontenac households

Frontenac has 1,197 households, with an average of 3 members in each. Of these, 82.4% are families, while the remaining 17.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,197
3.8% year-over-year change
Average people per household
3
Non-family households
211
Family households
986
Value Percent YoY change
Non-family households 211 17.6% 1.0%
Family households 986 82.4% 4.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Frontenac

The housing landscape of Frontenac

Frontenac's housing consists of 1,197 units, with 95.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.9% and offer a more compact, shared living style.

Housing units
1,197
3.8% year-over-year change
Housing types
Value Percent
1 unit, detached 1,138 95.1%
1 unit, attached 59 4.9%
Homes built since 2020
59
391.7% year-over-year change

The age of buildings in Frontenac

In Frontenac, the median construction year is 1969. About 1.8% of homes were built before the 1940s, with another 2.6% going up by 1949. Most development happened in the second half of the 20th century. Then, 15.7% of homes were added from 2000 to 2009, 4.1% between 2010 and 2019, and 4.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 21 1.8% -48.8%
Built between 1940 and 1949 31 2.6% 10.7%
Built between 1950 and 1959 266 22.2% 6.8%
Built between 1960 and 1969 317 26.5% 8.6%
Built between 1970 and 1979 77 6.4% -34.2%
Built between 1980 and 1989 91 7.6% 62.5%
Built between 1990 and 1999 98 8.2% 5.4%
Built between 2000 and 2009 188 15.7% -9.2%
Built between 2010 and 2019 49 4.1% -15.5%
Built in 2020 or later 59 4.9% 391.7%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Frontenac occupancy rates

Out of the 1,197 occupied housing units in Frontenac, 97.4% are owner-occupied, while 2.6% are lived in by tenants.

Occupied housing units
1,197
3.8% year-over-year change
Occupancy breakdown
Renter occupied
31
Owner occupied
1,166
Value Percent YoY
change
Renter occupied 31 2.6% 19.2%
Owner occupied 1,166 97.4% 3.5%
Unoccupied housing units
0.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Frontenac housing costs

Median housing costs per month
$3,536/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.

Education in Frontenac

Frontenac education at a glance

About 11% of the population in Frontenac went to high school, while 13.7% pursued college studies. Another 0.7% earned an associate degree and 40.6% hold a bachelor’s. Meanwhile, 33.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 11 0.4% N/A
High school diploma 301 11% 38.7%
College diploma 374 13.7% 19.5%
Associate degree 20 0.7% -4.8%
Bachelor's degree 1,106 40.6% -11.1%
Graduate degree 913 33.5% 0.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Frontenac

How much people earn in Frontenac

The average annual household income in Frontenac was $378,905 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -3.7% change from the previous year. At the same time, the median income stood at $233,425, reflecting a +3.4% shift over the same period.

Average household income in Frontenac
$378,905/year
-3.7% year-over-year change
Median household income in Frontenac
$233,425/year
3.4% year-over-year change

Frontenac income by age

In Frontenac, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $250,001. Those with someone between 45 and 64 in charge, often well established professionally, earn $233,675 overall. Overall, 98% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $250,001 0.0%
45 - 64 $233,675 3.2%
Over 65 $167,031 -11.5%
Above poverty level
3,562
Below poverty level
73
Value Percent YoY
change
Above poverty level 3,562 98% 0.1%
Below poverty level 73 2% -1.4%

Employment in Frontenac

Workforce and job types in Frontenac

The job market in Frontenac is powered by 1,519 working residents, spread across a range of industries and roles. 93.2% of the working population are employed in professional or administrative positions, while 6.8% are in hands-on or service-based jobs. Also, 19.4% run their own businesses, 58.3% are employed by private companies, and 4.5% work in the public sector.

Workforce demographics

Working population
1,519
-1.6% year-over-year change
White collar
1,415
Blue collar
104
Value Percent YoY change
White collar 1,415 93.2% -5.4%
Blue collar 104 6.8% 121.3%
Employer type
Self employees
19.4%
Private companies
58.3%
Governmental workers
4.5%
Not for profit companies
17.8%
Value Percent YoY change
Self employees 294 19.4% 13.1%
Private companies 886 58.3% -11.1%
Governmental workers 69 4.5% 13.1%
Not for profit companies 270 17.8% 20.0%
Unemployment rate
4.4%
-13.6% year-over-year change

Available workforce

The unemployment rate in Frontenac stands at 4.4%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Frontenac

How people get around in Frontenac

Means of transportation
Value Percent YoY change
Car 1,133 74.9% -7.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Frontenac by zipcode?

Zipcode Population Number of households Median income Average income
63131 17,935 6,511 $225,493 $340,807

Explore more communities

FAQs about Frontenac demographics 

What is the total population of Frontenac?

Frontenac has a total population of 3,701 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.9% compared to a year ago.

What is the gender ratio in Frontenac?

The gender ratio in Frontenac is as follows:
  • 50.7% males (1,876 residents)
  • 49.3% females (1,825 residents)

What is the median age in Frontenac?

The median age in Frontenac is 46.3.

What is the age distribution of the population in Frontenac?

The age distribution in Frontenac is as follows:
  • Under 15: 17.1% (634 residents)
  • Ages 15-24: 18.9% (698 residents)
  • Ages 25-44: 10.8% (400 residents)
  • Ages 45-64: 34.7% (1,285 residents)
  • Over 65: 18.5% (684 residents)

What is the racial and ethnic makeup of Frontenac?

The racial and ethnic makeup of Frontenac is as follows:
  • White: 75.8% (2,806 residents)
  • Black or African American: 3.4% (127 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 13% (483 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 7.7% (285 residents)
  • Other: 0% (0 residents)

What percentage of the population in Frontenac are U.S.-born citizens?

U.S.-born citizens represent 84.9% of the population in Frontenac.

How many housing units are there in Frontenac?

There are 1,197 housing units in Frontenac, reflecting a +3.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Frontenac and what is the average household size?

Frontenac has a total of 1,197 households, with an average of 3 people in each.

What is the median household income in Frontenac?

Frontenac has a median household income of $233,425, representing a +3.4% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Frontenac?

The employment rate is 95.6% in Frontenac, with a workforce of 1,519 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 93.2% (1,415 residents)
  • Blue-collar workers: 6.8% (104 residents)

Places of employment:
  • Self-employed: 19.4% (294 residents)
  • Private companies: 58.3% (886 residents)
  • Governmental workers: 4.5% (69 residents)
  • Not-for-profit companies: 17.8% (270 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025