Gladstone ZIP Codes — Henderson County, IL

There is one unique ZIP code in Gladstone, Illinois and it is 61437. Area code: 309.

ZIP codes

37.76

sq mi land

1.92

sq mi water

309

area code

Gladstone, IL ZIP code map

About Gladstone, IL

Gladstone, Illinois, is a quaint city located in Henderson County, renowned for its rural charm. This small community offers a peaceful environment, making it an appealing destination for those seeking a quiet lifestyle. With its rich history and friendly atmosphere, Gladstone serves as a unique gem in the heart of Illinois.

Location & geography

Gladstone is situated in the northwestern part of Illinois, approximately 20 miles east of the Mississippi River and about 12 miles from the town of Stronghurst. The city spans a land area of 37.76 square miles, complemented by a water area of 1.92 square miles. The surrounding terrain is predominantly flat with agricultural fields, offering scenic views that highlight the region's natural beauty.

Community & economy

The character of Gladstone is defined by its close-knit community and a slower pace of life. Residents engage in various local industries, primarily agriculture, which plays a significant role in daily life. This creates a strong sense of belonging and pride among the inhabitants, as they share common interests and values.

Transportation

Gladstone is accessible via several roadways, with State Route 34 serving as a key route through the region. The nearest airport is the Southeast Iowa Regional Airport, located about 30 miles away in Burlington, Iowa, providing essential air travel options for residents. Public transportation options are limited, so most residents rely on personal vehicles for their commuting needs.

History

Gladstone was founded in the late 19th century and has maintained its agricultural roots since its inception. Key industries, primarily focused on farming and local produce, have shaped the city's development and economy over the years. Notable events in the city’s history include the annual community festivals that celebrate local traditions and foster community pride.

Did you know?

One surprising fact about Gladstone is that it encompasses one ZIP code, 61437, which makes it unique for a city of its size. Additionally, it showcases an intriguing blend of rural lifestyle and community engagement that is seldom found in larger towns.

ZIP codes for Gladstone, IL (1)

ZIP code	City	County	Map
61437	Gladstone	Henderson	View map

Demographics & statistics

664

Population

51.4

Median age

$72,778

Median household income

$35,109

Per capita income

$145,700

Median home value

$950

Median monthly rent

75.0%

Home ownership

3.9%

Poverty rate

6.9%

Unemployment

298

Housing units

17.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	95	14.3%
18 and over	569	85.7%
65 and over	188	28.3%
Median age	51.4 years

Race & ethnicity

White 95.9%

Hispanic or Latino 1.9%

Other race 1.9%

Two or more races 0.3%

Group	Count	%
White	649	95.9%
Hispanic or Latino	13	1.9%
Other race	13	1.9%
Two or more races	2	0.3%

Household income

$10k–$15k 3.6%

$15k–$25k 5.4%

$25k–$35k 14.3%

$35k–$50k 11.4%

$50k–$75k 18.2%

$75k–$100k 18.6%

$100k–$150k 17.1%

$150k–$200k 10.7%

$200k+ 0.7%

Range	% of households
$10k–$15k	3.6%
$15k–$25k	5.4%
$25k–$35k	14.3%
$35k–$50k	11.4%
$50k–$75k	18.2%
$75k–$100k	18.6%
$100k–$150k	17.1%
$150k–$200k	10.7%
$200k+	0.7%
Median income	$72,778

Housing

Home values

Under $50k 19.0%

$50k–$100k 13.3%

$100k–$150k 19.5%

$150k–$200k 31.9%

$200k–$300k 16.2%

Housing overview

Metric	Value
Median home value	$145,700
Median rent / month	$950
Owner occupied	75.0%
Renter occupied	25.0%
Vacant	23.9%
Single-family detached	85.6%
Large apartment buildings	0.0%
Mobile homes	10.9%
Median rooms	6.1
Avg household size (owned)	2.48

Year built

Era	%
2020 or later	0.0%
2010–2019	3.0%
2000–2009	16.6%
1990–1999	17.9%
1980–1989	4.1%
1970–1979	19.8%
1960–1969	10.6%
1950–1959	4.9%
1940–1949	3.5%
1939 or earlier	19.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.5%
1 bedroom	10.6%
2 bedrooms	24.7%
3 bedrooms	47.6%
4 bedrooms	13.3%
5+ bedrooms	3.3%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	13.2%
2 vehicles	41.1%
3 or more	36.4%

Heating fuel

Fuel type	%
Utility gas	61.8%
Electricity	7.1%
Propane / LP gas	29.3%
Wood	0.4%

Households & families

Household type	Count	%
Married-couple family	132	47.1%
Cohabiting couple	19	6.8%
Male householder, no spouse	69	24.6%
Female householder, no spouse	60	21.4%
Households with children under 18	35	12.5%
Households with seniors (65+)	127	45.4%
Average household size	2.37

Marital status

Status	Male	Female
Never married	36.8%	12.2%
Married	51.5%	43.0%
Separated	0.0%	1.1%
Widowed	0.7%	32.6%
Divorced	11.0%	11.1%

Education

Less than 9th grade 0.4%

Some HS, no diploma 8.4%

HS graduate 39.0%

Some college, no degree 24.3%

Associate's degree 10.1%

Bachelor's degree 16.5%

Graduate / professional 1.3%

Metric	%
HS diploma or higher	91.3%
Bachelor's or higher	17.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	28	26.2%
Kindergarten	0	0.0%
Elementary school	59	55.1%
High school	5	4.7%
College / grad school	15	14.0%

Employment

Industry of employment

Manufacturing 24.7%

Education & healthcare 18.5%

Construction 12.7%

Transportation & utilities 12.3%

Agriculture & mining 11.1%

Retail trade 7.4%

Wholesale trade 5.2%

Arts, food & hospitality 4.0%

Professional & management 1.9%

Other services 1.2%

Finance & real estate 0.6%

Public administration 0.3%

Occupation

Category	%
Management, business & arts	35.5%
Service	8.6%
Sales & office	27.2%
Natural resources & construction	4.9%
Production & transportation	23.8%

Employment type

Type	%
Private sector	83.3%
Government	9.6%
Self-employed	7.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.0%
Carpool	7.4%
Public transit	0.0%
Walk	0.0%
Other means	1.2%
Avg commute (minutes)	26.0

Poverty

All people 3.9%

Under 18 years 12.6%

18 and over 2.5%

Married-couple families 2.3%

Female-led households 17.4%

Income support

Source	% of households
Social Security	46.1%
Retirement income	30.7%
Supplemental Security	6.8%
Cash public assistance	2.1%
Food stamps / SNAP	9.3%

Health indicators

Condition	%
High blood pressure	35.9%
High cholesterol	35.8%
Heart disease	7.1%
Stroke	3.2%
Asthma	9.6%
Arthritis	29.5%
Kidney disease	3.0%
Pulmonary disease	7.7%
Cancer	7.9%

Behavior / access	%
Binge drinking	14.4%
No physical activity	23.9%
Less than 7 hrs sleep	30.8%
Fair or poor health	14.0%
Poor mental health	12.1%
Poor physical health	10.2%
No health insurance	9.6%
Visited doctor (checkup)	77.7%
Visited dentist	66.0%
Cholesterol screening	91.7%
Teeth loss	13.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	57	10.0%

Disability	%
Any disability	19.6%
Under 18	0.0%
18–64 years	23.4%
65 and over	21.8%

Health insurance coverage

Type	%
Private insurance	84.8%
Public insurance	32.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	631	95.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	664	100.0%
Born in same state	664	100.0%
Born in different state	186	28.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	112	16.9%
French	59	8.9%
Arab	56	8.4%

Ancestry	Count	%
Polish	14	2.1%
English	10	1.5%

Technology access

Metric	% of households
Computer access	42.2%
Internet access	85.7%

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

Frequently asked questions

What ZIP codes does Gladstone, IL have?

Gladstone, IL has one ZIP code: 61437. Each ZIP code serves a distinct delivery area within the city and surrounding region.