Cerulean ZIP Codes — Trigg County, KY

There is one unique ZIP code in Cerulean, Kentucky and it is 42215. Area code: 270/364.

ZIP codes

56.44

sq mi land

0.28

sq mi water

270/364

area code

Cerulean, KY ZIP code map

About Cerulean, KY

Cerulean, Kentucky, is a quaint community located within Trigg County. This small town prides itself on its rich history and close-knit atmosphere. Known for its lovely landscapes and rural charm, Cerulean offers a unique glimpse into life in western Kentucky.

Location & geography

Cerulean is situated in the western part of Kentucky, approximately 12 miles southwest of Cadiz and about 10 miles northeast of the larger city of Hopkinsville. The area encompasses a land area of 56.44 square miles, complemented by a water area of 0.28 square miles. The town features a mix of rolling hills and agricultural landscapes, characteristic of the region.

Community & economy

The community in Cerulean is tight-knit, with residents often involved in local events and activities that foster a sense of belonging. Agriculture plays a crucial role in the local economy, influencing the way of life for many residents. Daily life in Cerulean reflects a slower pace, with a deep appreciation for nature and community values.

Transportation

Transportation in and out of Cerulean is primarily facilitated by local routes, with significant access via U.S. Route 68. The nearest airport is the Hopkinsville Pennyrile Airport, which serves general aviation needs for the area. Public transit options are limited, encouraging residents to rely on personal vehicles for travel.

History

Cerulean was founded in the late 19th century and has since evolved while maintaining its rural character. Historically, the economy was fueled by agriculture and local industries that shaped the community’s development over the years. Notable events in the town's history are tied to its establishment and growth as a focal point for surrounding farms.

Did you know?

A surprising fact about Cerulean is that it has a single ZIP code, 42215, which underscores the town's small-town vibe. Additionally, it is known for its scenic views, which attract visitors seeking tranquility in nature.

ZIP codes for Cerulean, KY (1)

ZIP code	City	County	Map
42215	Cerulean	Trigg	View map

Demographics & statistics

1,618

Population

45.0

Median age

$73,750

Median household income

$29,056

Per capita income

$170,200

Median home value

$891

Median monthly rent

88.0%

Home ownership

14.7%

Poverty rate

0.0%

Unemployment

548

Housing units

18.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

133

35–44

114

196

45–54

169

55–59

60–64

111

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	250	15.5%
18 and over	1,368	84.5%
65 and over	270	16.7%
Median age	45.0 years

Race & ethnicity

White 75.4%

Black or African American 21.8%

Two or more races 2.5%

Asian 0.4%

Group	Count	%
White	1,220	75.4%
Black or African American	352	21.8%
Two or more races	40	2.5%
Asian	6	0.4%

Household income

Under $10k 7.3%

$10k–$15k 6.8%

$15k–$25k 4.5%

$25k–$35k 3.5%

$35k–$50k 8.1%

$50k–$75k 19.8%

$75k–$100k 25.4%

$100k–$150k 17.8%

$150k–$200k 5.0%

$200k+ 1.8%

Range	% of households
Under $10k	7.3%
$10k–$15k	6.8%
$15k–$25k	4.5%
$25k–$35k	3.5%
$35k–$50k	8.1%
$50k–$75k	19.8%
$75k–$100k	25.4%
$100k–$150k	17.8%
$150k–$200k	5.0%
$200k+	1.8%
Median income	$73,750

Housing

Home values

Under $50k 12.5%

$50k–$100k 20.6%

$100k–$150k 10.6%

$150k–$200k 17.0%

$200k–$300k 11.1%

$300k–$500k 16.4%

$500k–$1M 9.2%

$1M+ 2.6%

Housing overview

Metric	Value
Median home value	$170,200
Median rent / month	$891
Owner occupied	88.0%
Renter occupied	12.0%
Vacant	2.9%
Single-family detached	73.7%
Large apartment buildings	0.0%
Mobile homes	20.6%
Median rooms	6.6
Avg household size (owned)	2.76

Year built

Era	%
2020 or later	0.0%
2010–2019	7.7%
2000–2009	20.0%
1990–1999	15.8%
1980–1989	5.2%
1970–1979	10.5%
1960–1969	16.3%
1950–1959	11.8%
1940–1949	5.0%
1939 or earlier	7.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	0.6%
2 bedrooms	17.6%
3 bedrooms	61.0%
4 bedrooms	11.6%
5+ bedrooms	7.6%

Vehicles per household

Vehicles	% of households
No vehicle	7.1%
1 vehicle	18.3%
2 vehicles	17.4%
3 or more	57.1%

Heating fuel

Fuel type	%
Utility gas	6.0%
Electricity	60.5%
Propane / LP gas	30.6%
Wood	3.0%

Households & families

Household type	Count	%
Married-couple family	343	57.0%
Cohabiting couple	25	4.2%
Male householder, no spouse	151	25.1%
Female householder, no spouse	83	13.8%
Households with children under 18	160	26.6%
Households with seniors (65+)	192	31.9%
Average household size	2.69

Marital status

Status	Male	Female
Never married	35.4%	21.9%
Married	46.4%	60.1%
Separated	2.2%	1.1%
Widowed	1.7%	6.5%
Divorced	14.4%	10.3%

Education

Less than 9th grade 6.4%

Some HS, no diploma 5.7%

HS graduate 36.5%

Some college, no degree 17.3%

Associate's degree 15.7%

Bachelor's degree 10.8%

Graduate / professional 7.6%

Metric	%
HS diploma or higher	87.9%
Bachelor's or higher	18.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	100	33.9%
High school	77	26.1%
College / grad school	118	40.0%

Employment

Industry of employment

Manufacturing 35.0%

Education & healthcare 10.8%

Professional & management 9.5%

Agriculture & mining 8.9%

Transportation & utilities 8.8%

Arts, food & hospitality 8.8%

Construction 7.9%

Retail trade 5.0%

Other services 3.5%

Information 1.8%

Occupation

Category	%
Management, business & arts	20.2%
Service	23.0%
Sales & office	9.6%
Natural resources & construction	14.5%
Production & transportation	32.6%

Employment type

Type	%
Private sector	87.2%
Government	5.7%
Self-employed	7.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	65.8%
Carpool	18.3%
Public transit	0.0%
Walk	0.0%
Other means	3.9%
Avg commute (minutes)	25.8

Poverty

All people 14.7%

Under 18 years 2.9%

18 and over 16.8%

Married-couple families 0.0%

Female-led households 25.5%

Income support

Source	% of households
Social Security	34.4%
Retirement income	36.7%
Supplemental Security	6.0%
Cash public assistance	0.0%
Food stamps / SNAP	11.3%

Health indicators

Condition	%
High blood pressure	42.8%
High cholesterol	36.4%
Heart disease	7.7%
Stroke	3.7%
Asthma	11.3%
Arthritis	31.6%
Kidney disease	3.2%
Pulmonary disease	10.5%
Cancer	6.6%

Behavior / access	%
Binge drinking	14.9%
No physical activity	32.1%
Less than 7 hrs sleep	38.6%
Fair or poor health	21.0%
Poor mental health	18.0%
Poor physical health	14.2%
No health insurance	11.3%
Visited doctor (checkup)	76.8%
Visited dentist	52.4%
Cholesterol screening	90.2%
Teeth loss	19.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	130	9.5%

Disability	%
Any disability	18.7%
Under 18	0.0%
18–64 years	18.0%
65 and over	38.9%

Health insurance coverage

Type	%
Private insurance	64.0%
Public insurance	44.1%
Uninsured under 19	28.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,554	96.0%
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)	1,602	99.0%
Born in same state	1,602	99.0%
Born in different state	1,255	77.6%
Foreign born	0	0.0%
Naturalized citizen	16	1.0%
Not a US citizen	10	62.5%

Ancestry

Ancestry	Count	%
Arab	131	8.1%
French	92	5.7%

Ancestry	Count	%
Italian	30	1.9%

Technology access

Metric	% of households
Computer access	37.2%
Internet access	78.9%

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

Frequently asked questions

What ZIP codes does Cerulean, KY have?

Cerulean, KY has one ZIP code: 42215. Each ZIP code serves a distinct delivery area within the city and surrounding region.