Liberty ZIP Codes — Casey County, KY

There is one unique ZIP code in Liberty, Kentucky and it is 42539. Area code: 606.

ZIP codes

219.65

sq mi land

0.86

sq mi water

606

area code

Liberty, KY ZIP code map

About Liberty, KY

Liberty, Kentucky is a charming city located in the heart of Casey County. Known for its rich history and close-knit community, Liberty offers a welcoming environment for residents and visitors alike. The city, with its serene surroundings and small-town charm, is a great place to experience the beauty of rural Kentucky.

Location & geography

Liberty is situated in the central part of Kentucky, approximately 100 miles southwest of Lexington and 140 miles southeast of Louisville. The city covers a total area of 219.65 square miles, with a small water area of 0.86 square miles, giving it a predominantly land-based terrain. This geographical positioning makes it a gateway to the scenic landscapes of the Appalachian region and offers residents a peaceful rural lifestyle.

Community & economy

The character of Liberty is defined by its warmth and strong community ties, where local events and gatherings are common. Industries in Liberty include agriculture and small manufacturing, which contribute to the local economy and offer job opportunities. Daily life in Liberty revolves around a close community spirit, with residents often participating in local festivals and activities that celebrate their heritage.

Transportation

Liberty is accessible via Highway 127, which connects it to other local and regional destinations. The nearest named airport is the Lake Cumberland Regional Airport, located about 30 miles away in Somerset, Kentucky, making air travel relatively convenient for residents. Public transportation options are limited, so many residents rely on personal vehicles for commuting.

History

Liberty was founded in the early 19th century and has since grown as a central hub for the surrounding agrarian community. Key industries that have developed over the years include agriculture and manufacturing, with the local economy deeply rooted in these sectors. Notable events in the city’s history include various agricultural fairs and community gatherings that celebrate its rich heritage.

Did you know?

A little-known fact about Liberty is that it hosts an annual event called the 'World Chicken Festival,' which celebrates the local poultry industry and brings together thousands of visitors. Additionally, Liberty's historic downtown district features several preserved buildings that reflect the city’s rich architectural heritage.

ZIP codes for Liberty, KY (1)

ZIP code	City	County	Map
42539	Liberty	Casey	View map

Demographics & statistics

9,896

Population

41.9

Median age

$41,861

Median household income

$21,017

Per capita income

$123,800

Median home value

$603

Median monthly rent

69.6%

Home ownership

24.7%

Poverty rate

8.8%

Unemployment

3,459

Housing units

12.9%

Bachelor's or higher

Age distribution

Male Female

257

Under 5

285

242

5–9

267

317

10–14

350

290

15–19

320

289

20–24

320

525

25–34

580

562

35–44

622

609

45–54

673

279

55–59

309

335

60–64

371

582

65–74

644

312

75–84

345

100

85+

111

← Male

Female →

Age summary

Group	Count	%
Under 18	2,082	21.0%
18 and over	7,814	79.0%
65 and over	2,094	21.2%
Median age	41.9 years

Race & ethnicity

White 93.7%

Two or more races 3.2%

Black or African American 1.4%

Hispanic or Latino 1.1%

Asian 0.3%

Other race 0.3%

Group	Count	%
White	9,373	93.7%
Two or more races	320	3.2%
Black or African American	140	1.4%
Hispanic or Latino	109	1.1%
Asian	31	0.3%
Other race	27	0.3%

Household income

Under $10k 7.9%

$10k–$15k 10.5%

$15k–$25k 13.2%

$25k–$35k 11.0%

$35k–$50k 19.8%

$50k–$75k 16.3%

$75k–$100k 8.8%

$100k–$150k 9.7%

$150k–$200k 1.2%

$200k+ 1.6%

Range	% of households
Under $10k	7.9%
$10k–$15k	10.5%
$15k–$25k	13.2%
$25k–$35k	11.0%
$35k–$50k	19.8%
$50k–$75k	16.3%
$75k–$100k	8.8%
$100k–$150k	9.7%
$150k–$200k	1.2%
$200k+	1.6%
Median income	$41,861

Housing

Home values

Under $50k 17.8%

$50k–$100k 20.7%

$100k–$150k 17.9%

$150k–$200k 18.5%

$200k–$300k 14.2%

$300k–$500k 7.2%

$500k–$1M 1.1%

$1M+ 2.5%

Housing overview

Metric	Value
Median home value	$123,800
Median rent / month	$603
Owner occupied	69.6%
Renter occupied	30.4%
Vacant	16.8%
Single-family detached	69.4%
Large apartment buildings	0.1%
Mobile homes	23.8%
Median rooms	5.4
Avg household size (owned)	2.64

Year built

Era	%
2020 or later	0.5%
2010–2019	7.4%
2000–2009	13.4%
1990–1999	19.7%
1980–1989	18.6%
1970–1979	15.9%
1960–1969	9.5%
1950–1959	6.1%
1940–1949	2.4%
1939 or earlier	6.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	4.1%
2 bedrooms	29.1%
3 bedrooms	48.3%
4 bedrooms	14.0%
5+ bedrooms	4.3%

Vehicles per household

Vehicles	% of households
No vehicle	8.2%
1 vehicle	27.6%
2 vehicles	40.4%
3 or more	23.9%

Heating fuel

Fuel type	%
Utility gas	11.7%
Electricity	71.8%
Propane / LP gas	5.7%
Fuel oil	0.9%
Wood	8.9%

Households & families

Household type	Count	%
Married-couple family	1,710	44.4%
Cohabiting couple	231	6.0%
Male householder, no spouse	742	19.3%
Female householder, no spouse	1,166	30.3%
Households with children under 18	1,148	29.8%
Households with seniors (65+)	1,495	38.8%
Average household size	2.47

Marital status

Status	Male	Female
Never married	33.0%	21.7%
Married	44.9%	44.5%
Separated	3.4%	2.5%
Widowed	3.4%	18.2%
Divorced	15.3%	13.0%

Education

Less than 9th grade 14.6%

Some HS, no diploma 8.1%

HS graduate 41.7%

Some college, no degree 16.2%

Associate's degree 6.6%

Bachelor's degree 6.5%

Graduate / professional 6.4%

Metric	%
HS diploma or higher	77.3%
Bachelor's or higher	12.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	52	2.9%
Kindergarten	127	7.0%
Elementary school	885	49.1%
High school	404	22.4%
College / grad school	336	18.6%

Employment

Industry of employment

Education & healthcare 23.1%

Manufacturing 19.6%

Construction 8.3%

Transportation & utilities 7.9%

Retail trade 6.7%

Agriculture & mining 6.4%

Other services 6.2%

Finance & real estate 5.3%

Arts, food & hospitality 4.5%

Wholesale trade 3.6%

Public administration 3.5%

Professional & management 3.4%

Information 1.5%

Occupation

Category	%
Management, business & arts	30.6%
Service	13.8%
Sales & office	19.9%
Natural resources & construction	12.9%
Production & transportation	22.9%

Employment type

Type	%
Private sector	67.5%
Government	17.1%
Self-employed	12.5%
Unpaid family workers	2.9%

Commute

Method	%
Drive alone	76.7%
Carpool	12.6%
Public transit	0.8%
Walk	3.1%
Other means	0.9%
Avg commute (minutes)	27.1

Poverty

All people 24.7%

Under 18 years 27.8%

18 and over 23.8%

Married-couple families 9.3%

Female-led households 48.6%

Income support

Source	% of households
Social Security	44.7%
Retirement income	24.8%
Supplemental Security	9.5%
Cash public assistance	0.5%
Food stamps / SNAP	20.3%

Health indicators

Condition	%
High blood pressure	44.2%
High cholesterol	38.7%
Heart disease	9.1%
Stroke	4.4%
Asthma	12.1%
Arthritis	35.1%
Kidney disease	3.7%
Pulmonary disease	13.4%
Cancer	7.2%

Behavior / access	%
Binge drinking	14.3%
No physical activity	37.0%
Less than 7 hrs sleep	39.7%
Fair or poor health	25.5%
Poor mental health	19.6%
Poor physical health	17.0%
No health insurance	12.9%
Visited doctor (checkup)	76.0%
Visited dentist	49.2%
Cholesterol screening	88.4%
Teeth loss	24.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	431	5.5%

Disability	%
Any disability	20.2%
Under 18	5.6%
18–64 years	18.0%
65 and over	41.3%

Health insurance coverage

Type	%
Private insurance	41.1%
Public insurance	60.1%
Uninsured under 19	13.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	9,354	94.5%
Spanish	213	2.3%
Other Indo-European	90	1.0%
Asian & Pacific Islander	91	1.0%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	9,774	98.8%
Born in same state	9,749	98.5%
Born in different state	7,857	79.4%
Foreign born	25	0.3%
Naturalized citizen	122	1.2%
Not a US citizen	15	12.3%

Ancestry

Ancestry	Count	%
Arab	2,550	25.8%
French	1,111	11.2%
Italian	399	4%

Ancestry	Count	%
Polish	32	0.3%
English	31	0.3%
German	13	0.1%

Technology access

Metric	% of households
Computer access	38.9%
Internet access	85.7%

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

Frequently asked questions

What ZIP codes does Liberty, KY have?

Liberty, KY has one ZIP code: 42539. Each ZIP code serves a distinct delivery area within the city and surrounding region.