US ZIP Code
42539

Liberty, KY

Casey County  ·  Kentucky

● Active
👥 9,406 Population ↑ 2% since 2019
💰 $39,988 Median HH Income
▼ 48% below avg ↑ 11% since 2019
🎂 41.4 Median Age ↓ 4% since 2019
🏠 $129,600 Median Home Value
▼ 54% below avg ↑ 53% since 2019
🎓 21.9% College Grads
▼ 43% below avg
📊 6.0% Unemployment
▲ 22% above avg ↓ 33% since 2019
ZIP Code Details
ZIP Code42539
CityLiberty
StateKentucky (KY)
CountyCasey County
Area Code606
Elevation775 ft
Latitude37.309082
Longitude-84.950978
TimezoneNew York (DST)
FIPS21045
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.8% (4,585) Female 51.3% (4,821) ♀

Race & Ethnicity

White: 94.2%Hispanic: 4%Black: 0.7%Asian: 0%Other: 1%Race
White94.2%
Hispanic4.0%
Black0.7%
Asian0.0%
Other1.0%

Age Breakdown

Under 5
6%
5–17
16%
18–24
8%
25–44
23%
45–64
25%
65+
9%

Key Indicators

Median Age41.4 yrs ↓ 4% since 2019
Avg Household Size2.38
Below Poverty23.4% ▲ 134% above avg
College Grads21.9% ▼ 43% below avg
Unemployment6.0% ▲ 22% above avg
No HS Diploma316 (5.9%)
HS Graduate2,281 (42.5%)
Some College1,189 (22.2%)
Associates402 (7.5%)
Bachelors417 (7.8%)
Graduate Degree760 (14.2%)

Education

No HS: 5.9%HS Grad: 42.5%Some College: 22.2%Associates: 7.5%Bachelors: 7.8%Graduate: 14.2%Edu
No HS5.9%
HS Grad42.5%
Some College22.2%
Associates7.5%
Bachelors7.8%
Graduate14.2%
Housing & Income

Housing Tenure

Owner: 73.9%Renter: 26.1%Tenure
Owner73.9%
Renter26.1%

Home Value Distribution

Under $50k
19%
$50k–100k
18%
$100k–150k
19%
$150k–200k
17%
$200k–300k
18%
$300k–500k
8%
Over $500k
0%

Financials

Median HH Income$39,988 ▼ 48% below avg ↑ 11% since 2019
Median Home Value$129,600 ▼ 54% below avg ↑ 53% since 2019
Home/Income Ratio3.2x (nat avg ~3.5x)
Median Rent$643/mo ↑ 29% since 2019
Total Units4,502
Vacant Units729
Avg HH Size2.38

Income Distribution

Under $25k
34%
$25k–50k
24%
$50k–75k
19%
$75k–100k
10%
$100k–150k
8%
$150k–200k
2%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
87%
Public Transit
1%
Walked
4%
Work From Home
8%

Commute Time

Under 15 min
27%
15–30 min
42%
30–45 min
14%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
6%
1960s–1970s
19%
1980s–1990s
16%
2000+
57%

Summary

Total Units4,502
Vacant729
Owner Occupied73.9%
Renter Occupied26.1%
Avg HH Size2.38
Frequently Asked Questions
ZIP code 42539 is in Liberty, KY, in Casey County.
ZIP code 42539 is located in Kentucky (KY).
ZIP code 42539 is in Casey County, KY.
ZIP 42539 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 42539 is 9,406 people (ACS 2023).
The median household income in ZIP code 42539 is $39,988 (ACS 2023).
The median home value in ZIP 42539 is $129,600 (ACS 2023).
About ZIP Code 42539

ZIP code 42539 is located in Liberty, Kentucky, within Casey County. With a population of 9,406, this is a lightly populated ZIP code with a middle-aged community — the median age is 41.4 years. Economically, 42539 is a lower-income ZIP code: the median household income of $39,988 is below the national average.

Real estate in ZIP code 42539 represents one of the more affordable housing markets in the country. The median home value of $129,600 is well below the national average. Renters can expect to pay around $643 per month in median rent. Homeownership is strong here — 73.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 53% since 2019.

The population of 42539 is primarily White (94.20%). Residents are less-educated — 21.9% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 23.4%. Household income has grown by 11% since 2019.

The unemployment rate in 42539 stands at 6.0%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 76%.

Overall, ZIP code 42539 in Liberty, KY is characterized as lower-income, less-educated, a middle-aged community, and predominantly owner-occupied. With 9,406 residents, a median household income of $39,988, and a median home value of $129,600, it offers a clear picture of life in this part of Kentucky.