Kirkwood ZIP Codes — Warren County, IL

There is one unique ZIP code in Kirkwood, Illinois and it is 61447. Area code: 309.

ZIP codes

42.33

sq mi land

0.08

sq mi water

309

area code

Kirkwood, IL ZIP code map

About Kirkwood, IL

Kirkwood is a small, charming city located in Warren County, Illinois. Known for its inviting atmosphere and community spirit, it offers a unique blend of rural charm and small-town living. Residents and visitors alike appreciate the tranquil environment and the close-knit community feel.

Location & geography

Geographically, Kirkwood is situated in west-central Illinois and covers a total area of 42.33 square miles, with a small water area of 0.08 square miles. The city is near several larger towns, with Galesburg approximately 20 miles to the northwest and Monmouth around 12 miles to the west. The terrain is predominantly flat, typical of the Midwest, providing a picturesque landscape for residents.

Community & economy

The community of Kirkwood is characterized by its strong local values and the friendliness of its residents. The city has a mix of agriculture and small local businesses that contribute to its economy and charm. Daily life in Kirkwood often revolves around community events, outdoor activities, and supporting local commerce.

Transportation

Transportation in and out of Kirkwood primarily relies on major highways such as U.S. Route 67, which connects the city to nearby towns and larger cities. The nearest airport with commercial services is located in Galesburg, providing access for those traveling further afield. Local transit options may be limited due to the city's size.

History

Kirkwood was founded as part of the development wave in the region, emerging in the 19th century with agriculture as a key industry. The community has witnessed significant events, including the establishment of local landmarks that continue to serve its residents today. While specific notable events are less documented, the city's rural heritage remains a point of pride.

Did you know?

A lesser-known fact about Kirkwood is its unique status as a single ZIP code city, with the ZIP code designated as 61447. This distinction offers a sense of unity and identity among its residents.

ZIP codes for Kirkwood, IL (1)

ZIP code	City	County	Map
61447	Kirkwood	Warren	View map

Demographics & statistics

1,133

Population

40.2

Median age

$85,750

Median household income

$46,539

Per capita income

$96,100

Median home value

$713

Median monthly rent

88.2%

Home ownership

6.4%

Poverty rate

2.4%

Unemployment

460

Housing units

31.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

101

35–44

111

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	289	25.5%
18 and over	844	74.5%
65 and over	173	15.3%
Median age	40.2 years

Race & ethnicity

White 97.9%

Two or more races 1.2%

Hispanic or Latino 0.9%

Group	Count	%
White	1,119	97.9%
Two or more races	14	1.2%
Hispanic or Latino	10	0.9%

Household income

Under $10k 3.3%

$10k–$15k 4.6%

$15k–$25k 5.7%

$25k–$35k 4.6%

$35k–$50k 11.8%

$50k–$75k 14.0%

$75k–$100k 12.9%

$100k–$150k 27.2%

$150k–$200k 6.8%

$200k+ 9.0%

Range	% of households
Under $10k	3.3%
$10k–$15k	4.6%
$15k–$25k	5.7%
$25k–$35k	4.6%
$35k–$50k	11.8%
$50k–$75k	14.0%
$75k–$100k	12.9%
$100k–$150k	27.2%
$150k–$200k	6.8%
$200k+	9.0%
Median income	$85,750

Housing

Home values

Under $50k 7.7%

$50k–$100k 49.5%

$100k–$150k 14.9%

$150k–$200k 14.4%

$200k–$300k 5.2%

$300k–$500k 3.0%

$500k–$1M 5.2%

Housing overview

Metric	Value
Median home value	$96,100
Median rent / month	$713
Owner occupied	88.2%
Renter occupied	11.8%
Vacant	11.3%
Single-family detached	92.4%
Large apartment buildings	0.0%
Mobile homes	2.5%
Median rooms	6.4
Avg household size (owned)	2.56

Year built

Era	%
2020 or later	0.4%
2010–2019	1.2%
2000–2009	1.0%
1990–1999	7.4%
1980–1989	6.4%
1970–1979	25.9%
1960–1969	5.6%
1950–1959	8.0%
1940–1949	4.7%
1939 or earlier	39.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.5%
2 bedrooms	17.3%
3 bedrooms	48.2%
4 bedrooms	27.4%
5+ bedrooms	3.5%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	25.2%
2 vehicles	51.3%
3 or more	23.5%

Heating fuel

Fuel type	%
Utility gas	47.4%
Electricity	11.6%
Propane / LP gas	34.9%
Fuel oil	0.7%
Wood	5.5%

Households & families

Household type	Count	%
Married-couple family	294	64.5%
Cohabiting couple	33	7.2%
Male householder, no spouse	56	12.3%
Female householder, no spouse	73	16.0%
Households with children under 18	167	36.6%
Households with seniors (65+)	120	26.3%
Average household size	2.48

Marital status

Status	Male	Female
Never married	26.5%	13.5%
Married	61.0%	68.8%
Separated	0.6%	0.7%
Widowed	0.4%	7.2%
Divorced	11.6%	9.7%

Education

Less than 9th grade 1.9%

Some HS, no diploma 4.6%

HS graduate 32.3%

Some college, no degree 24.4%

Associate's degree 5.7%

Bachelor's degree 18.4%

Graduate / professional 12.7%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	31.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	59	19.7%
Kindergarten	12	4.0%
Elementary school	107	35.8%
High school	100	33.4%
College / grad school	21	7.0%

Employment

Industry of employment

Education & healthcare 23.7%

Manufacturing 16.9%

Retail trade 13.0%

Public administration 9.8%

Finance & real estate 8.5%

Other services 6.8%

Agriculture & mining 5.8%

Professional & management 4.3%

Transportation & utilities 4.2%

Construction 3.2%

Arts, food & hospitality 1.7%

Wholesale trade 1.2%

Information 0.8%

Occupation

Category	%
Management, business & arts	33.9%
Service	13.2%
Sales & office	24.9%
Natural resources & construction	8.5%
Production & transportation	19.5%

Employment type

Type	%
Private sector	81.5%
Government	12.9%
Self-employed	5.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.4%
Carpool	6.5%
Public transit	0.0%
Walk	0.0%
Other means	0.3%
Avg commute (minutes)	21.7

Poverty

All people 6.4%

Under 18 years 3.8%

18 and over 7.3%

Married-couple families 3.1%

Female-led households 16.7%

Income support

Source	% of households
Social Security	25.7%
Retirement income	20.2%
Supplemental Security	1.3%
Cash public assistance	0.0%
Food stamps / SNAP	8.1%

Health indicators

Condition	%
High blood pressure	33.2%
High cholesterol	34.5%
Heart disease	6.5%
Stroke	3.0%
Asthma	9.6%
Arthritis	27.4%
Kidney disease	2.8%
Pulmonary disease	7.3%
Cancer	7.1%

Behavior / access	%
Binge drinking	15.5%
No physical activity	23.8%
Less than 7 hrs sleep	31.4%
Fair or poor health	13.6%
Poor mental health	12.7%
Poor physical health	9.9%
No health insurance	9.9%
Visited doctor (checkup)	76.5%
Visited dentist	64.5%
Cholesterol screening	90.5%
Teeth loss	13.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	55	6.5%

Disability	%
Any disability	8.6%
Under 18	3.8%
18–64 years	5.2%
65 and over	29.5%

Health insurance coverage

Type	%
Private insurance	77.4%
Public insurance	32.1%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,078	95.1%
Spanish	10	0.9%
Other Indo-European	10	0.9%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,123	99.1%
Born in same state	1,123	99.1%
Born in different state	830	73.3%
Foreign born	0	0.0%
Naturalized citizen	10	0.9%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	174	15.4%
Arab	125	11%
French	102	9%

Ancestry	Count	%
Polish	28	2.5%
Dutch	16	1.4%

Technology access

Metric	% of households
Computer access	40.2%
Internet access	93.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Kirkwood, IL have?

Kirkwood, IL has one ZIP code: 61447. Each ZIP code serves a distinct delivery area within the city and surrounding region.