42339 ZIP Code — Dunmor, KY

Muhlenberg County, Kentucky

ZIP code 42339 is located in Dunmor, Kentucky, within Muhlenberg County. It covers approximately 36.39 square miles and serves a population of 915 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 270/364.

About ZIP code 42339

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $143,300. Owner-occupancy is high at 91%, well above the national average.

The gap between median ($49,356) and mean household income suggests income inequality — a small number of higher earners pull the average up. 48% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with manufacturing as the leading industry. The average commute of 25 minutes is near the national average.

College attainment at 12% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Overall, ZIP code 42339 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

915

population

36.39

sq mi land

Standard

ZIP type

Central (CT)

timezone

42339 ZIP code map

Cities in ZIP code 42339

Below are the cities the US Postal Service accepts for ZIP code 42339. Using any city not on this list may result in mail delivery delays.

City	Status
Dunmor	Acceptable
Dunmor	Preferred

Nearby ZIP codes

42323 Beechmont (5.3 mi) 42256 Lewisburg (7.2 mi) 42337 Drakesboro (7.9 mi) 42273 Rochester (11.1 mi) 42345 Greenville (11.3 mi) 42367 Powderly (13 mi) 42369 Rockport (14 mi) 42330 Central City (16.9 mi) 42276 Russellville (17.4 mi) 42261 Morgantown (17.6 mi) 42220 Elkton (17.9 mi) 42320 Beaver Dam (18.7 mi)

Demographics updated 05/2026

Population
Total population	915
Population density	25 / sq mi
State FIPS	21
County FIPS	177

Geography
Land area	36.39 sq mi
Water area	0.33 sq mi
Latitude	37.1042
Longitude	-86.9929
Timezone	Central (CT)
Area code	270/364

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	48.5%	53.8%	47.9%
$50k – $100k	28.3%	28.8%	30.3%
$100k – $200k	15.6%	12.7%	17.6%
Over $200k	7.5%	4.7%	4.2%

Demographics & statistics

915

Population

People per sq mi

44.0

Median age

$49,356

Median household income

$33,914

Per capita income

$143,300

Median home value

$513

Median monthly rent

91.0%

Home ownership

13.7%

Poverty rate

7.0%

Unemployment

378

Housing units

11.6%

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	269	29.4%
18 and over	646	70.6%
65 and over	152	16.6%
Median age	44.0 years

Race & ethnicity

White 96.4%

Two or more races 3.6%

Group	Count	%
White	882	96.4%
Two or more races	33	3.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	48.5%	53.8%	47.9%
$50k – $100k	28.3%	28.8%	30.3%
$100k – $200k	15.6%	12.7%	17.6%
Over $200k	7.5%	4.7%	4.2%

$10k–$15k 16.0%

$15k–$25k 10.8%

$25k–$35k 3.8%

$35k–$50k 21.9%

$50k–$75k 9.0%

$75k–$100k 10.2%

$100k–$150k 14.0%

$150k–$200k 2.3%

$200k+ 12.0%

Range	% of households
$10k–$15k	16.0%
$15k–$25k	10.8%
$25k–$35k	3.8%
$35k–$50k	21.9%
$50k–$75k	9.0%
$75k–$100k	10.2%
$100k–$150k	14.0%
$150k–$200k	2.3%
$200k+	12.0%
Median income	$49,356

Housing

Home values

Under $50k 17.6%

$50k–$100k 20.8%

$100k–$150k 14.1%

$150k–$200k 11.5%

$200k–$300k 14.4%

$300k–$500k 3.5%

$500k–$1M 11.2%

$1M+ 6.7%

Housing overview

Metric	Value
Median home value	$143,300
Median rent / month	$513
Owner occupied	91.0%
Renter occupied	9.0%
Vacant	16.1%
Single-family detached	79.5%
Large apartment buildings	0.0%
Mobile homes	20.5%
Median rooms	5.5
Avg household size (owned)	2.75

Year built

Era	%
2020 or later	1.2%
2010–2019	13.0%
2000–2009	15.9%
1990–1999	11.0%
1980–1989	14.2%
1970–1979	21.3%
1960–1969	7.8%
1950–1959	2.9%
1940–1949	7.6%
1939 or earlier	5.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.0%
2 bedrooms	36.7%
3 bedrooms	45.2%
4 bedrooms	16.1%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	12.8%
2 vehicles	53.1%
3 or more	34.1%

Heating fuel

Fuel type	%
Utility gas	7.6%
Electricity	60.6%
Propane / LP gas	26.2%
Wood	5.5%

Households & families

Household type	Count	%
Married-couple family	198	57.7%
Cohabiting couple	8	2.3%
Male householder, no spouse	48	14.0%
Female householder, no spouse	89	25.9%
Households with children under 18	121	35.3%
Households with seniors (65+)	112	32.7%
Average household size	2.67

Marital status

Status	Male	Female
Never married	14.1%	15.0%
Married	64.2%	61.4%
Separated	7.6%	7.7%
Widowed	3.1%	6.5%
Divorced	11.0%	9.4%

Education

Less than 9th grade 6.0%

Some HS, no diploma 10.3%

HS graduate 39.8%

Some college, no degree 16.4%

Associate's degree 15.9%

Bachelor's degree 5.3%

Graduate / professional 6.3%

Metric	%
HS diploma or higher	83.8%
Bachelor's or higher	11.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	10	5.6%
Elementary school	133	74.7%
High school	22	12.4%
College / grad school	13	7.3%

Employment

Industry of employment

Manufacturing 32.2%

Education & healthcare 12.6%

Other services 10.7%

Construction 8.2%

Wholesale trade 6.9%

Retail trade 6.9%

Arts, food & hospitality 6.6%

Public administration 5.0%

Professional & management 4.1%

Transportation & utilities 2.8%

Agriculture & mining 2.2%

Finance & real estate 1.6%

Occupation

Category	%
Management, business & arts	25.6%
Service	16.4%
Sales & office	16.1%
Natural resources & construction	10.4%
Production & transportation	31.5%

Employment type

Type	%
Private sector	75.7%
Government	11.7%
Self-employed	12.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.9%
Carpool	4.4%
Public transit	0.0%
Walk	0.0%
Work from home	15.1%
Other means	1.7%
Avg commute (minutes)	25.1

Poverty

All people 13.7%

Under 18 years 24.8%

18 and over 9.6%

Married-couple families 0.0%

Female-led households 85.4%

Income support

Source	% of households
Social Security	48.1%
Retirement income	31.5%
Supplemental Security	3.5%
Cash public assistance	0.0%
Food stamps / SNAP	8.2%

Health indicators

Condition	%
Obesity	37.8%
High blood pressure	40.8%
High cholesterol	38.3%
Diabetes	11.8%
Heart disease	7.6%
Stroke	3.4%
Asthma	10.8%
Arthritis	32.1%
Kidney disease	3.0%
Pulmonary disease	10.2%
Cancer	7.1%

Behavior / access	%
Smoking	23.3%
Binge drinking	15.7%
No physical activity	30.3%
Less than 7 hrs sleep	36.9%
Depression	25.6%
Fair or poor health	19.1%
Poor mental health	17.6%
Poor physical health	13.4%
No health insurance	10.4%
Visited doctor (checkup)	76.5%
Visited dentist	55.4%
Cholesterol screening	89.9%
Teeth loss	18.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	24	3.8%

Disability	%
Any disability	12.5%
Under 18	3.3%
18–64 years	12.1%
65 and over	29.6%

Health insurance coverage

Type	%
Private insurance	64.3%
Public insurance	49.8%
No insurance	3.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	833	91.0%
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)	915	100.0%
Born in same state	915	100.0%
Born in different state	691	75.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	94	10.3%
Arab	69	7.5%

Ancestry	Count	%
Italian	32	3.5%
English	31	3.4%

Technology access

Metric	% of households
Computer access	37.5%
Internet access	93.6%

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

Frequently asked questions about ZIP code 42339

What city is ZIP code 42339 in?

ZIP code 42339 is primarily assigned to Dunmor, Kentucky.

What county is ZIP code 42339 in?

ZIP code 42339 falls within Muhlenberg County, Kentucky.

Is ZIP code 42339 mostly owner-occupied?

91% of occupied units in ZIP code 42339 are owner-occupied, well above the national average.

Does ZIP code 42339 have a large retiree population?

48% of households in ZIP code 42339 receive Social Security income, suggesting a significant retiree or disability population.

How educated is the population of ZIP code 42339?

12% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the typical home value in ZIP code 42339?

The median home value in ZIP code 42339 is $143,300.

What timezone is ZIP code 42339 in?

ZIP code 42339 observes the CST timezone.