42159 ZIP Code — Oakland, KY

Warren County, Kentucky

ZIP code 42159 is located in Oakland, Kentucky, within Warren County. It covers approximately 31.34 square miles and serves a population of 1,384 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 270/364.

About ZIP code 42159

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $250,000. Owner-occupancy sits near the national average at 64%.

Median household income is $61,827. The poverty rate of 3% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 23 minutes is near the national average.

Educational attainment is near the national average, with 38% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%; and disability rates above the national average at 24%.

Overall, ZIP code 42159 reflects a community defined by a strong veteran community and a significant Social Security-dependent population.

1,384

population

31.34

sq mi land

Standard

ZIP type

Central (CT)

timezone

42159 ZIP code map

Cities in ZIP code 42159

Below are the cities the US Postal Service accepts for ZIP code 42159. Using any city not on this list may result in mail delivery delays.

City	Status
Oakland	Preferred

Nearby ZIP codes

42171 Smiths Grove (5.4 mi) 42103 Bowling Green (5.8 mi) 42163 Rocky Hill (9.2 mi) 42160 Park City (10.9 mi) 42122 Alvaton (11.1 mi) 42101 Bowling Green (11.5 mi) 42104 Bowling Green (14.1 mi) 42164 Scottsville (15.6 mi) 42210 Brownsville (15.8 mi) 42259 Mammoth Cave (16.5 mi) 42141 Glasgow (17.6 mi) 42285 Sweeden (18.1 mi)

Demographics updated 05/2026

Population
Total population	1,384
Population density	44 / sq mi
State FIPS	21
County FIPS	227

Geography
Land area	31.34 sq mi
Water area	0.37 sq mi
Latitude	37.0023
Longitude	-86.2556
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	33.6%	46.4%	47.9%
$50k – $100k	44.4%	31.8%	30.3%
$100k – $200k	20.4%	17.3%	17.6%
Over $200k	1.6%	4.5%	4.2%

Demographics & statistics

1,384

Population

People per sq mi

43.8

Median age

$61,827

Median household income

$38,269

Per capita income

$250,000

Median home value

$1,103

Median monthly rent

64.1%

Home ownership

3.2%

Poverty rate

0.1%

Unemployment

535

Housing units

37.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

107

25–34

120

35–44

45–54

101

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	223	16.1%
18 and over	1,161	83.9%
65 and over	301	21.7%
Median age	43.8 years

Race & ethnicity

White 75.8%

Two or more races 9.7%

Hispanic or Latino 9.6%

Black or African American 4.8%

Other race 0.1%

Group	Count	%
White	1,161	75.8%
Two or more races	149	9.7%
Hispanic or Latino	147	9.6%
Black or African American	73	4.8%
Other race	1	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	33.6%	46.4%	47.9%
$50k – $100k	44.4%	31.8%	30.3%
$100k – $200k	20.4%	17.3%	17.6%
Over $200k	1.6%	4.5%	4.2%

Under $10k 0.4%

$10k–$15k 4.2%

$15k–$25k 9.3%

$25k–$35k 8.0%

$35k–$50k 10.0%

$50k–$75k 23.8%

$75k–$100k 19.7%

$100k–$150k 16.1%

$150k–$200k 6.4%

$200k+ 2.2%

Range	% of households
Under $10k	0.4%
$10k–$15k	4.2%
$15k–$25k	9.3%
$25k–$35k	8.0%
$35k–$50k	10.0%
$50k–$75k	23.8%
$75k–$100k	19.7%
$100k–$150k	16.1%
$150k–$200k	6.4%
$200k+	2.2%
Median income	$61,827

Housing

Home values

Under $50k 2.7%

$50k–$100k 7.5%

$100k–$150k 13.8%

$150k–$200k 9.5%

$200k–$300k 35.1%

$300k–$500k 27.8%

$500k–$1M 3.6%

Housing overview

Metric	Value
Median home value	$250,000
Median rent / month	$1,103
Owner occupied	64.1%
Renter occupied	35.9%
Vacant	11.9%
Single-family detached	98.5%
Large apartment buildings	0.0%
Mobile homes	1.3%
Median rooms	6.9
Avg household size (owned)	2.00

Year built

Era	%
2020 or later	0.0%
2010–2019	8.3%
2000–2009	14.4%
1990–1999	3.4%
1980–1989	7.0%
1970–1979	12.3%
1960–1969	3.3%
1950–1959	7.7%
1940–1949	7.7%
1939 or earlier	35.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.3%
2 bedrooms	12.9%
3 bedrooms	59.6%
4 bedrooms	16.9%
5+ bedrooms	7.3%

Vehicles per household

Vehicles	% of households
No vehicle	0.4%
1 vehicle	17.0%
2 vehicles	54.3%
3 or more	28.3%

Heating fuel

Fuel type	%
Utility gas	18.7%
Electricity	52.8%
Propane / LP gas	28.6%

Households & families

Household type	Count	%
Married-couple family	231	33.5%
Cohabiting couple	10	1.4%
Male householder, no spouse	364	52.8%
Female householder, no spouse	85	12.3%
Households with children under 18	129	18.7%
Households with seniors (65+)	257	37.2%
Average household size	2.01

Marital status

Status	Male	Female
Never married	29.0%	12.5%
Married	39.1%	51.3%
Separated	0.0%	0.0%
Widowed	0.0%	5.3%
Divorced	31.9%	30.9%

Education

Less than 9th grade 1.4%

Some HS, no diploma 4.1%

HS graduate 31.1%

Some college, no degree 10.9%

Associate's degree 14.6%

Bachelor's degree 22.3%

Graduate / professional 15.6%

Metric	%
HS diploma or higher	94.5%
Bachelor's or higher	37.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	11	4.4%
Kindergarten	10	4.0%
Elementary school	135	54.4%
High school	15	6.0%
College / grad school	77	31.0%

Employment

Industry of employment

Manufacturing 30.6%

Education & healthcare 18.1%

Retail trade 15.9%

Agriculture & mining 10.8%

Finance & real estate 6.7%

Construction 6.3%

Transportation & utilities 3.4%

Professional & management 2.9%

Other services 2.2%

Public administration 2.2%

Wholesale trade 0.5%

Arts, food & hospitality 0.4%

Information 0.1%

Occupation

Category	%
Management, business & arts	32.4%
Service	1.5%
Sales & office	26.1%
Natural resources & construction	17.8%
Production & transportation	22.2%

Employment type

Type	%
Private sector	69.4%
Government	18.1%
Self-employed	12.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	66.9%
Carpool	17.4%
Public transit	0.0%
Walk	0.0%
Work from home	10.6%
Other means	5.2%
Avg commute (minutes)	23.3

Poverty

All people 3.2%

Under 18 years 0.0%

18 and over 3.8%

Married-couple families 0.9%

Female-led households 0.0%

Income support

Source	% of households
Social Security	36.5%
Retirement income	18.0%
Supplemental Security	5.7%
Cash public assistance	0.0%
Food stamps / SNAP	1.7%

Health indicators

Condition	%
Obesity	37.5%
High blood pressure	40.6%
High cholesterol	37.5%
Diabetes	11.4%
Heart disease	7.2%
Stroke	3.3%
Asthma	10.8%
Arthritis	30.9%
Kidney disease	3.0%
Pulmonary disease	9.1%
Cancer	7.2%

Behavior / access	%
Smoking	20.6%
Binge drinking	15.4%
No physical activity	28.5%
Less than 7 hrs sleep	36.5%
Depression	25.0%
Fair or poor health	17.5%
Poor mental health	16.3%
Poor physical health	12.6%
No health insurance	9.2%
Visited doctor (checkup)	77.4%
Visited dentist	59.1%
Cholesterol screening	91.9%
Teeth loss	15.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	176	15.2%

Disability	%
Any disability	24.2%
Under 18	0.0%
18–64 years	21.5%
65 and over	49.8%

Health insurance coverage

Type	%
Private insurance	79.8%
Public insurance	29.2%
No insurance	2.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,325	95.7%
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)	1,383	99.9%
Born in same state	1,381	99.8%
Born in different state	1,117	80.7%
Foreign born	2	0.1%
Naturalized citizen	1	0.1%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	240	17.3%
Arab	140	10.1%

Ancestry	Count	%
Italian	62	4.5%

Technology access

Metric	% of households
Computer access	49.9%
Internet access	96.2%

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

Frequently asked questions about ZIP code 42159

What city is ZIP code 42159 in?

ZIP code 42159 is primarily assigned to Oakland, Kentucky.

What county is ZIP code 42159 in?

ZIP code 42159 falls within Warren County, Kentucky.

Does ZIP code 42159 have a large veteran population?

15% of civilians in ZIP code 42159 are veterans, above the national average of ~7%.

Does ZIP code 42159 have a large retiree population?

37% of households in ZIP code 42159 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 42159?

ZIP code 42159 has an estimated population of 1,384 residents, with a density of 44 people per square mile.

What is the median household income in ZIP code 42159?

The median household income in ZIP code 42159 is $61,827, below the national median of ~$75,000.

What timezone is ZIP code 42159 in?

ZIP code 42159 observes the CST timezone.