Arlington ZIP Codes — Carlisle County, KY

There is one unique ZIP code in Arlington, Kentucky and it is 42021. Area code: 270/364.

ZIP codes

56.68

sq mi land

0.69

sq mi water

270/364

area code

Arlington, KY ZIP code map

About Arlington, KY

Arlington, Kentucky, is a small yet charming city located in the heartland of the state. Nestled within Carlisle County, this community is known for its friendly atmosphere and scenic landscapes. With a rich cultural history, Arlington offers a glimpse into the rural lifestyle of Kentucky.

Location & geography

Arlington is situated in southwestern Kentucky, providing a serene environment for its residents. It is approximately 32 miles northeast of Paducah, 20 miles west of Tiptonville, and about 18 miles from Mayfield. The city covers a land area of 56.68 square miles, with a modest water area of 0.69 square miles, enhancing its picturesque rural scenery.

Community & economy

The character of Arlington is marked by its close-knit community and welcoming residents. The local economy is primarily driven by agriculture and small businesses, contributing to a stable daily life for its inhabitants. Residents enjoy a tranquil lifestyle while being actively involved in community events and local traditions.

Transportation

Transportation in Arlington is facilitated by several key highways, including U.S. Route 51, which connects the city to nearby regions. The closest major airport is Barkley Regional Airport in Paducah, allowing for convenient travel. There is no public transit system; however, local roads provide access to surrounding areas.

History

Arlington was founded in the late 19th century and has since been a vital part of Carlisle County's development. Historically, the city has been known for its agricultural industry, which has shaped its economy and character over the years. Notable events include the annual local fairs that celebrate the region's farming heritage.

Did you know?

A little-known fact about Arlington is that it is home to several historic buildings that reflect its agricultural past. Despite its small size, the city's rich culture and community events draw visitors throughout the year.

ZIP codes for Arlington, KY (1)

ZIP code	City	County	Map
42021	Arlington	Carlisle	View map

Demographics & statistics

1,326

Population

44.2

Median age

$38,750

Median household income

$22,674

Per capita income

$87,800

Median home value

$782

Median monthly rent

74.7%

Home ownership

13.7%

Poverty rate

4.6%

Unemployment

550

Housing units

7.6%

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	353	26.6%
18 and over	973	73.4%
65 and over	253	19.1%
Median age	44.2 years

Race & ethnicity

White 90.6%

Two or more races 4.1%

Hispanic or Latino 2.3%

Black or African American 1.8%

Native Hawaiian / Pacific Islander 0.5%

Asian 0.4%

Other race 0.2%

Group	Count	%
White	1,230	90.6%
Two or more races	56	4.1%
Hispanic or Latino	31	2.3%
Black or African American	25	1.8%
Native Hawaiian / Pacific Islander	7	0.5%
Asian	5	0.4%
Other race	3	0.2%

Household income

Under $10k 6.2%

$10k–$15k 4.8%

$15k–$25k 18.5%

$25k–$35k 14.9%

$35k–$50k 13.5%

$50k–$75k 13.9%

$75k–$100k 10.9%

$100k–$150k 13.7%

$150k–$200k 2.8%

$200k+ 0.7%

Range	% of households
Under $10k	6.2%
$10k–$15k	4.8%
$15k–$25k	18.5%
$25k–$35k	14.9%
$35k–$50k	13.5%
$50k–$75k	13.9%
$75k–$100k	10.9%
$100k–$150k	13.7%
$150k–$200k	2.8%
$200k+	0.7%
Median income	$38,750

Housing

Home values

Under $50k 24.8%

$50k–$100k 36.2%

$100k–$150k 15.0%

$150k–$200k 7.6%

$200k–$300k 5.2%

$300k–$500k 6.4%

$500k–$1M 4.3%

$1M+ 0.5%

Housing overview

Metric	Value
Median home value	$87,800
Median rent / month	$782
Owner occupied	74.7%
Renter occupied	25.3%
Vacant	18.8%
Single-family detached	73.8%
Large apartment buildings	1.3%
Mobile homes	21.1%
Median rooms	5.2
Avg household size (owned)	2.33

Year built

Era	%
2020 or later	0.0%
2010–2019	7.9%
2000–2009	3.8%
1990–1999	22.8%
1980–1989	10.0%
1970–1979	20.4%
1960–1969	10.3%
1950–1959	11.0%
1940–1949	4.0%
1939 or earlier	9.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.9%
2 bedrooms	30.8%
3 bedrooms	51.9%
4 bedrooms	11.1%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	2.1%
1 vehicle	43.4%
2 vehicles	29.9%
3 or more	24.6%

Heating fuel

Fuel type	%
Utility gas	22.8%
Electricity	50.4%
Propane / LP gas	24.6%
Wood	2.3%

Households & families

Household type	Count	%
Married-couple family	285	50.7%
Cohabiting couple	21	3.7%
Male householder, no spouse	124	22.1%
Female householder, no spouse	132	23.5%
Households with children under 18	187	33.3%
Households with seniors (65+)	183	32.6%
Average household size	2.36

Marital status

Status	Male	Female
Never married	21.9%	19.3%
Married	58.6%	52.4%
Separated	0.0%	1.8%
Widowed	7.6%	10.3%
Divorced	11.9%	16.2%

Education

Less than 9th grade 8.3%

Some HS, no diploma 6.1%

HS graduate 49.1%

Some college, no degree 20.9%

Associate's degree 8.0%

Bachelor's degree 5.7%

Graduate / professional 1.9%

Metric	%
HS diploma or higher	85.6%
Bachelor's or higher	7.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	31	11.1%
Kindergarten	14	5.0%
Elementary school	156	55.9%
High school	42	15.1%
College / grad school	36	12.9%

Employment

Industry of employment

Manufacturing 22.9%

Education & healthcare 21.1%

Construction 12.9%

Retail trade 12.0%

Transportation & utilities 10.8%

Arts, food & hospitality 4.6%

Finance & real estate 3.2%

Wholesale trade 3.0%

Other services 3.0%

Public administration 3.0%

Agriculture & mining 2.2%

Professional & management 1.4%

Occupation

Category	%
Management, business & arts	13.9%
Service	14.9%
Sales & office	25.7%
Natural resources & construction	14.5%
Production & transportation	30.9%

Employment type

Type	%
Private sector	81.9%
Government	10.6%
Self-employed	7.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	91.7%
Carpool	4.7%
Public transit	0.0%
Walk	0.0%
Other means	2.8%
Avg commute (minutes)	29.3

Poverty

All people 13.7%

Under 18 years 21.2%

18 and over 10.9%

Married-couple families 6.3%

Female-led households 34.4%

Income support

Source	% of households
Social Security	40.7%
Retirement income	31.9%
Supplemental Security	5.0%
Cash public assistance	0.9%
Food stamps / SNAP	8.9%

Health indicators

Condition	%
High blood pressure	46.6%
High cholesterol	39.9%
Heart disease	9.8%
Stroke	4.6%
Asthma	11.9%
Arthritis	36.1%
Kidney disease	4.0%
Pulmonary disease	14.0%
Cancer	7.5%

Behavior / access	%
Binge drinking	14.3%
No physical activity	37.3%
Less than 7 hrs sleep	38.4%
Fair or poor health	26.2%
Poor mental health	19.1%
Poor physical health	17.5%
No health insurance	12.6%
Visited doctor (checkup)	77.4%
Visited dentist	48.2%
Cholesterol screening	89.1%
Teeth loss	24.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	92	9.5%

Disability	%
Any disability	20.0%
Under 18	2.0%
18–64 years	19.0%
65 and over	47.8%

Health insurance coverage

Type	%
Private insurance	45.5%
Public insurance	53.7%
Uninsured under 19	10.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,245	93.9%
Spanish	4	0.3%
Other Indo-European	0	0.0%
Asian & Pacific Islander	1	0.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,314	99.1%
Born in same state	1,307	98.6%
Born in different state	761	57.4%
Foreign born	7	0.5%
Naturalized citizen	12	0.9%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	303	22.9%
Italian	147	11.1%

Ancestry	Count	%
Arab	146	11%
Polish	4	0.3%

Technology access

Metric	% of households
Computer access	42.4%
Internet access	87.0%

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

Frequently asked questions

What ZIP codes does Arlington, KY have?

Arlington, KY has one ZIP code: 42021. Each ZIP code serves a distinct delivery area within the city and surrounding region.