Kirkwood, Warren County, IL demographics:
population, income, and more

Total population
754
-1.9% year-over-year change
Median household income
$67,917/yr
-3.5% year-over-year change
Housing units
306
0.7% year-over-year change

Kirkwood population

How many people live in Kirkwood

Kirkwood is home to 754 residents, according to the most recent Census data. Gender-wise, 60.5% of Kirkwood locals are male, and 39.5% are female.

Total population
754
-1.9% year-over-year change
Gender ratio
Male
60.5%
456
Female
39.5%
298
Value Percent YoY change
Male 456 60.5% 12.3%
Female 298 39.5% -17.9%
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 Kirkwood is 32, with the population distributed as follows: about 17.4% are children under 15, then 23.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.1% of the population, while another 20.8% fall into the 45 to 64 bracket. Finally, around 14.2% are 65 or older.

Median age
32.1
Age breakdown
Under 15
17.4%
15 to 24
23.5%
25 to 44
24.1%
45 to 64
20.8%
Over 65
14.2%
Value Percent YoY change
Under 15 131 17.4% -15.5%
15 to 24 177 23.5% 26.4%
25 to 44 182 24.1% -5.2%
45 to 64 157 20.8% -8.2%
Over 65 107 14.2% -3.6%
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 Kirkwood, 96.2% of the population are US-born citizens, while 1.2% have gained naturalized citizenship. At the same time, 2.6% of residents are non-citizens. There’s also a share of 4.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.2%
Non-U.S.-born citizens
1.2%
Non-citizens
2.6%
Value Percent YoY change
U.S.-born citizens 725 96.2% -2.7%
Non-U.S.-born citizens 9 1.2% -35.7%
Non-citizens 20 2.6% 100.0%
Racial breakdown
White
92.8%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
2%
Native Hawaiian and other Pacific Islander
0%
Two or more races
4.9%
Other
0.3%
Value Percent
White 700 92.8%
Asian 15 2%
Two or more races 37 4.9%
Other 2 0.3%

Households in Kirkwood

A peek inside Kirkwood households

Kirkwood has 285 households, with an average of 3 members in each. Of these, 62.8% are families, while the remaining 37.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
285
-5.0% year-over-year change
Average people per household
3
Non-family households
106
Family households
179
Value Percent YoY change
Non-family households 106 37.2% 2.9%
Family households 179 62.8% -9.1%
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 Kirkwood

The housing landscape of Kirkwood

Kirkwood's housing consists of 306 units, with 95.8% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 2% of the housing landscape.

Housing units
306
0.7% year-over-year change
Housing types
Value Percent
1 unit, detached 293 95.8%
2 units 6 2%
3 or 4 units 1 0.3%
Mobile home 6 2%
Homes built since 2020
2
0.0% year-over-year change

The age of buildings in Kirkwood

In Kirkwood, the median construction year is 1946. About 44.8% of homes were built before the 1940s, with another 8.8% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 137 44.8% 14.2%
Built between 1940 and 1949 27 8.8% 3.9%
Built between 1950 and 1959 42 13.7% 40.0%
Built between 1960 and 1969 24 7.8% -4.0%
Built between 1970 and 1979 48 15.7% -18.6%
Built between 1980 and 1989 9 2.9% -52.6%
Built between 1990 and 1999 8 2.6% -55.6%
Built between 2000 and 2009 9 2.9% 80.0%
Built in 2020 or later 2 0.6% 0.0%
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.

Kirkwood occupancy rates

Out of the 285 occupied housing units in Kirkwood, 75.4% are owner-occupied, while 24.6% are lived in by tenants. Meanwhile, 6.9% of all homes on the local market sit vacant.

Occupied housing units
285
-5.0% year-over-year change
Occupancy breakdown
Renter occupied
70
Owner occupied
215
Value Percent YoY
change
Renter occupied 70 24.6% 55.6%
Owner occupied 215 75.4% -15.7%
Unoccupied housing units
6.9%
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.

Kirkwood housing costs

Housing costs in Kirkwood come to a median of $898 per month, while tenants specifically pay a median gross rent of $938.

Median housing costs per month
$898/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.
Median gross rent in Kirkwood
$938/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Kirkwood

Kirkwood education at a glance

About 52% of the population in Kirkwood went to high school, while 23.8% pursued college studies. Another 6.5% earned an associate degree and 9.9% hold a bachelor’s. Meanwhile, 2.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 30 5.7% 76.5%
High school diploma 273 52% 7.1%
College diploma 125 23.8% -8.8%
Associate degree 34 6.5% -29.2%
Bachelor's degree 52 9.9% -21.2%
Graduate degree 11 2.1% -45.0%
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 Kirkwood

How much people earn in Kirkwood

The average annual household income in Kirkwood was $73,476 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1% change from the previous year. At the same time, the median income stood at $67,917, reflecting a -3.5% shift over the same period.

Average household income in Kirkwood
$73,476/year
-1.0% year-over-year change
Median household income in Kirkwood
$67,917/year
-3.5% year-over-year change

Kirkwood income by age

In Kirkwood, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $84,417. Those with someone between 45 and 64 in charge, often well established professionally, earn $78,750 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $56,250, while those led by someone over 65, many of whom may be retired, have about $50,278 in earnings. Overall, 89% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $56,250 4.3%
25 - 44 $84,417 2.7%
45 - 64 $78,750 -12.6%
Over 65 $50,278 0.9%
Above poverty level
656
Below poverty level
81
Value Percent YoY
change
Above poverty level 656 89% -6.8%
Below poverty level 81 11% 32.8%

Employment in Kirkwood

Workforce and job types in Kirkwood

The job market in Kirkwood is powered by 361 working residents, spread across a range of industries and roles. 60.7% of the working population are employed in professional or administrative positions, while 39.3% are in hands-on or service-based jobs. Also, 6.6% run their own businesses, 68.4% are employed by private companies, and 7.5% work in the public sector.

Workforce demographics

Working population
361
-3.2% year-over-year change
White collar
219
Blue collar
142
Value Percent YoY change
White collar 219 60.7% -7.6%
Blue collar 142 39.3% 4.4%
Employer type
Self employees
6.6%
Private companies
68.4%
Governmental workers
7.5%
Not for profit companies
17.4%
Value Percent YoY change
Self employees 24 6.6% -17.2%
Private companies 247 68.4% -2.4%
Governmental workers 27 7.5% 12.5%
Not for profit companies 63 17.4% -6.0%
Unemployment rate
2.7%
-44.4% year-over-year change

Available workforce

The unemployment rate in Kirkwood stands at 2.7%, 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 Kirkwood

How people get around in Kirkwood

Means of transportation
Value Percent YoY change
Car 329 94% -3.2%
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 Kirkwood by zipcode?

Zipcode Population Number of households Median income Average income
61447 1,020 405 $82,583 $89,945

Explore more communities

FAQs about Kirkwood demographics 

What is the total population of Kirkwood?

Kirkwood has a total population of 754 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 -1.9% compared to a year ago.

What is the gender ratio in Kirkwood?

The gender ratio in Kirkwood is as follows:
  • 60.5% males (456 residents)
  • 39.5% females (298 residents)

What is the median age in Kirkwood?

The median age in Kirkwood is 32.1.

What is the age distribution of the population in Kirkwood?

The age distribution in Kirkwood is as follows:
  • Under 15: 17.4% (131 residents)
  • Ages 15-24: 23.5% (177 residents)
  • Ages 25-44: 24.1% (182 residents)
  • Ages 45-64: 20.8% (157 residents)
  • Over 65: 14.2% (107 residents)

What is the racial and ethnic makeup of Kirkwood?

The racial and ethnic makeup of Kirkwood is as follows:
  • White: 92.8% (700 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 2% (15 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 4.9% (37 residents)
  • Other: 0.3% (2 residents)

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

U.S.-born citizens represent 96.2% of the population in Kirkwood.

How many housing units are there in Kirkwood?

There are 306 housing units in Kirkwood, reflecting a +0.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Kirkwood has a total of 285 households, with an average of 3 people in each.

What is the median household income in Kirkwood?

Kirkwood has a median household income of $67,917, representing a -3.5% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 97.3% in Kirkwood, with a workforce of 361 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 60.7% (219 residents)
  • Blue-collar workers: 39.3% (142 residents)

Places of employment:
  • Self-employed: 6.6% (24 residents)
  • Private companies: 68.4% (247 residents)
  • Governmental workers: 7.5% (27 residents)
  • Not-for-profit companies: 17.4% (63 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