Mammoth Cave ZIP Codes — Edmonson County, KY

There is one unique ZIP code in Mammoth Cave, Kentucky and it is 42259. Area code: 270/364.
1
ZIP codes
72.77
sq mi land
1.79
sq mi water
270/364
area code
Mammoth Cave, KY ZIP code map

About Mammoth Cave, KY

Mammoth Cave, Kentucky, is a small unincorporated community renowned for its proximity to the famous Mammoth Cave National Park. Located in Edmonson County, this picturesque area draws visitors from all around the country eager to explore its geological wonders. With its rich natural beauty and unique landscapes, Mammoth Cave serves as both a serene retreat and a hub for outdoor adventure.

Location & geography

Mammoth Cave is situated in south-central Kentucky, within Edmonson County, and covers a total land area of 72.77 square miles. The community is adjacent to several other notable cities, including Bowling Green, approximately 35 miles to the northeast, Glasgow about 22 miles to the east, and Smiths Grove roughly 30 miles to the northeast. The region features a mix of hilly terrains and wooded landscapes, with a water area of 1.79 square miles contributing to its scenic appeal.

Community & economy

The character of Mammoth Cave reflects a close-knit rural community that embodies the warmth and hospitality commonly found in small Kentucky towns. Its economy largely relies on tourism, particularly from the national park, which draws visitors interested in outdoor recreational activities like hiking, camping, and cave exploration. Daily life in Mammoth Cave is characterized by a slower pace, with an emphasis on community events, local gatherings, and celebrating the area's natural beauty.

Transportation

Mammoth Cave is accessible primarily via Kentucky Route 70 and the Natcher Parkway, which connects to larger highways leading to nearby cities. The nearest major airport is Bowling Green-Warren County Regional Airport, located about 35 miles from the community, providing some air transit options. Public transit is limited but may be available through local services for residents.

History

Mammoth Cave gained prominence in the 19th century due to the discovery of its extensive cave system, which became a significant tourist attraction. The area's economy historically focused on saltpeter mining and later transitioned toward tourism as visitors flocked to explore the extensive cave network. The establishment of Mammoth Cave National Park in 1941 solidified its status as a beloved natural landmark.

Did you know?

Mammoth Cave National Park is the longest cave system in the world, with over 400 miles of explored passageways. Additionally, the area is home to a rich variety of wildlife, including species that are rare or unique to this subterranean environment.

ZIP codes for Mammoth Cave, KY (1)
ZIP code City County Map
42259 Mammoth Cave Edmonson View map

Demographics & statistics

1,179
Population
55.4
Median age
$47,813
Median household income
$26,485
Per capita income
$121,900
Median home value
$886
Median monthly rent
86.9%
Home ownership
25.0%
Poverty rate
15.5%
Unemployment
1,025
Housing units
9.8%
Bachelor's or higher

Age distribution

Male Female
2
Under 5
2
15
5–9
14
13
10–14
12
75
15–19
66
54
20–24
47
23
25–34
20
63
35–44
56
64
45–54
57
54
55–59
48
74
60–64
65
82
65–74
72
73
75–84
64
34
85+
30
← Male
Female →

Age summary

GroupCount%
Under 181139.6%
18 and over1,06690.4%
65 and over35530.1%
Median age55.4 years

Race & ethnicity

White 89.7%
Black or African American 5.9%
Two or more races 3.3%
Hispanic or Latino 1.2%
GroupCount%
White1,07089.7%
Black or African American705.9%
Two or more races393.3%
Hispanic or Latino141.2%

Household income

Under $10k 2.2%
$10k–$15k 11.7%
$15k–$25k 5.6%
$25k–$35k 17.7%
$35k–$50k 18.0%
$50k–$75k 17.5%
$75k–$100k 13.3%
$100k–$150k 9.0%
$150k–$200k 2.7%
$200k+ 2.4%
Range% of households
Under $10k2.2%
$10k–$15k11.7%
$15k–$25k5.6%
$25k–$35k17.7%
$35k–$50k18.0%
$50k–$75k17.5%
$75k–$100k13.3%
$100k–$150k9.0%
$150k–$200k2.7%
$200k+2.4%
Median income$47,813

Housing

Home values

Under $50k 17.3%
$50k–$100k 26.8%
$100k–$150k 14.5%
$150k–$200k 4.7%
$200k–$300k 26.0%
$300k–$500k 5.6%
$500k–$1M 5.0%

Housing overview

MetricValue
Median home value$121,900
Median rent / month$886
Owner occupied86.9%
Renter occupied13.1%
Vacant61.8%
Single-family detached49.7%
Large apartment buildings0.0%
Mobile homes50.0%
Median rooms4.9
Avg household size (owned)2.48

Year built

Era%
2020 or later1.4%
2010–20197.3%
2000–200916.6%
1990–199927.0%
1980–19894.4%
1970–197921.8%
1960–196916.9%
1950–19594.6%
1940–19490.0%
1939 or earlier0.0%

Bedrooms

Size% of units
No bedroom (studio)3.3%
1 bedroom9.7%
2 bedrooms43.5%
3 bedrooms29.0%
4 bedrooms11.4%
5+ bedrooms3.1%

Vehicles per household

Vehicles% of households
No vehicle4.6%
1 vehicle29.4%
2 vehicles27.7%
3 or more38.3%

Heating fuel

Fuel type%
Electricity73.1%
Propane / LP gas13.8%
Wood11.9%
No fuel used1.2%

Households & families

Household typeCount%
Married-couple family20549.8%
Cohabiting couple81.9%
Male householder, no spouse10525.5%
Female householder, no spouse9422.8%
Households with children under 185012.1%
Households with seniors (65+)17542.5%
Average household size2.50

Marital status

StatusMaleFemale
Never married33.5%12.4%
Married42.9%58.8%
Separated7.7%6.9%
Widowed8.0%9.9%
Divorced7.9%12.0%

Education

Less than 9th grade 10.4%
Some HS, no diploma 4.7%
HS graduate 46.4%
Some college, no degree 20.1%
Associate's degree 8.6%
Bachelor's degree 6.3%
Graduate / professional 3.5%
Metric%
HS diploma or higher85.0%
Bachelor's or higher9.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten105.6%
Elementary school3117.2%
High school11262.2%
College / grad school2715.0%

Employment

Industry of employment

Education & healthcare 20.4%
Agriculture & mining 16.4%
Arts, food & hospitality 13.5%
Retail trade 10.1%
Other services 8.7%
Professional & management 7.0%
Manufacturing 6.5%
Transportation & utilities 5.2%
Construction 4.9%
Finance & real estate 3.4%
Wholesale trade 2.2%
Public administration 1.8%

Occupation

Category%
Management, business & arts20.6%
Service28.3%
Sales & office17.9%
Natural resources & construction19.5%
Production & transportation13.7%

Employment type

Type%
Private sector58.5%
Government34.5%
Self-employed7.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone63.1%
Carpool2.3%
Public transit0.0%
Walk27.1%
Other means0.0%
Avg commute (minutes)31.2

Poverty

All people 25.0%
Under 18 years 52.2%
18 and over 22.1%
Married-couple families 9.3%
Female-led households 47.6%

Income support

Source% of households
Social Security57.0%
Retirement income37.4%
Supplemental Security7.8%
Cash public assistance0.0%
Food stamps / SNAP12.9%

Health indicators

Condition%
High blood pressure39.4%
High cholesterol35.1%
Heart disease7.7%
Stroke3.4%
Asthma11.4%
Arthritis29.9%
Kidney disease3.0%
Pulmonary disease10.5%
Cancer6.4%
Behavior / access%
Binge drinking15.8%
No physical activity32.0%
Less than 7 hrs sleep38.1%
Fair or poor health20.7%
Poor mental health18.5%
Poor physical health13.8%
No health insurance12.1%
Visited doctor (checkup)76.6%
Visited dentist53.4%
Cholesterol screening87.6%
Teeth loss20.4%

Veterans & disability

VeteransCount%
Civilian veterans14513.6%
Disability%
Any disability32.5%
Under 1810.6%
18–64 years24.3%
65 and over55.8%

Health insurance coverage

Type%
Private insurance57.3%
Public insurance69.9%
Uninsured under 197.7%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,17599.7%
Spanish30.3%
Other Indo-European30.3%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,16999.2%
Born in same state1,16398.6%
Born in different state88274.8%
Foreign born60.5%
Naturalized citizen100.8%
Not a US citizen770.0%

Ancestry

AncestryCount%
French26322.3%
Arab18515.7%
AncestryCount%
Italian756.4%

Technology access

Metric% of households
Computer access34.9%
Internet access85.7%

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

Frequently asked questions
What ZIP codes does Mammoth Cave, KY have?
Mammoth Cave, KY has one ZIP code: 42259. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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