42236 ZIP Code — Herndon, KY

Christian County, Kentucky

ZIP code 42236 is located in Herndon, Kentucky, within Christian County. It covers approximately 63.30 square miles and serves a population of 752 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 270/364.

About ZIP code 42236

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 $111,400. Owner-occupancy is high at 81%, well above the national average.

The gap between median ($68,333) and mean household income suggests income inequality — a small number of higher earners pull the average up. 53% of households receive Social Security income, suggesting a notable retiree or disability population.

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

Educational attainment is near the national average, with 31% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (26%) compared to national benchmarks.

Notable community characteristics include disability rates above the national average at 24%.

Overall, ZIP code 42236 reflects a community defined by high homeownership and a significant Social Security-dependent population.

752

population

63.30

sq mi land

Standard

ZIP type

Central (CT)

timezone

42236 ZIP code map

Cities in ZIP code 42236

Below are the cities the US Postal Service accepts for ZIP code 42236. Using any city not on this list may result in mail delivery delays.

City	Status
Herndon	Preferred

Nearby ZIP codes

42232 Gracey (9.9 mi) 42223 Fort Campbell (9.9 mi) 42262 Oak Grove (10.1 mi) 37023 Big Rock (11 mi) 37028 Bumpus Mills (14 mi) 42266 Pembroke (14.5 mi) 37191 Woodlawn (15.8 mi) 37042 Clarksville (15.9 mi) 42240 Hopkinsville (16.3 mi) 37079 Indian Mound (16.4 mi) 42211 Cadiz (17.5 mi) 37044 Clarksville (19.3 mi)

Demographics updated 05/2026

Population
Total population	752
Population density	12 / sq mi
State FIPS	21
County FIPS	047

Geography
Land area	63.30 sq mi
Water area	0.68 sq mi
Latitude	36.7139
Longitude	-87.6186
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	40.9%	56.0%	47.9%
$50k – $100k	26.5%	29.8%	30.3%
$100k – $200k	32.6%	11.3%	17.6%
Over $200k	0.0%	2.9%	4.2%

Demographics & statistics

752

Population

People per sq mi

43.2

Median age

$68,333

Median household income

$33,974

Per capita income

$111,400

Median home value

$842

Median monthly rent

81.2%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

255

Housing units

31.3%

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	253	33.6%
18 and over	499	66.4%
65 and over	130	17.3%
Median age	43.2 years

Race & ethnicity

White 73.6%

Two or more races 18.6%

Black or African American 6.4%

Hispanic or Latino 1.3%

Group	Count	%
White	561	73.6%
Two or more races	142	18.6%
Black or African American	49	6.4%
Hispanic or Latino	10	1.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.9%	56.0%	47.9%
$50k – $100k	26.5%	29.8%	30.3%
$100k – $200k	32.6%	11.3%	17.6%
Over $200k	0.0%	2.9%	4.2%

$10k–$15k 10.0%

$15k–$25k 5.4%

$25k–$35k 4.6%

$35k–$50k 6.9%

$50k–$75k 29.2%

$75k–$100k 20.4%

$100k–$150k 11.5%

$150k–$200k 3.1%

$200k+ 8.8%

Range	% of households
$10k–$15k	10.0%
$15k–$25k	5.4%
$25k–$35k	4.6%
$35k–$50k	6.9%
$50k–$75k	29.2%
$75k–$100k	20.4%
$100k–$150k	11.5%
$150k–$200k	3.1%
$200k+	8.8%
Median income	$68,333

Housing

Home values

Under $50k 2.4%

$50k–$100k 37.9%

$100k–$150k 31.8%

$150k–$200k 3.3%

$200k–$300k 18.5%

$300k–$500k 6.2%

Housing overview

Metric	Value
Median home value	$111,400
Median rent / month	$842
Owner occupied	81.2%
Renter occupied	18.8%
Vacant	14.5%
Single-family detached	82.9%
Large apartment buildings	0.0%
Mobile homes	15.5%
Median rooms	5.9
Avg household size (owned)	3.22

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	2.6%
1990–1999	25.0%
1980–1989	3.0%
1970–1979	34.5%
1960–1969	8.2%
1950–1959	8.2%
1940–1949	4.6%
1939 or earlier	13.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.6%
2 bedrooms	24.7%
3 bedrooms	51.3%
4 bedrooms	16.8%
5+ bedrooms	1.6%

Vehicles per household

Vehicles	% of households
No vehicle	1.9%
1 vehicle	20.0%
2 vehicles	36.2%
3 or more	41.9%

Heating fuel

Fuel type	%
Utility gas	3.8%
Electricity	57.7%
Propane / LP gas	30.0%
Wood	5.4%

Households & families

Household type	Count	%
Married-couple family	175	67.3%
Cohabiting couple	0	0.0%
Male householder, no spouse	53	20.4%
Female householder, no spouse	32	12.3%
Households with children under 18	60	23.1%
Households with seniors (65+)	111	42.7%
Average household size	2.89

Marital status

Status	Male	Female
Never married	21.3%	3.7%
Married	63.2%	81.7%
Separated	0.0%	0.0%
Widowed	2.4%	10.1%
Divorced	13.2%	4.6%

Education

Less than 9th grade 6.7%

Some HS, no diploma 0.0%

HS graduate 44.8%

Some college, no degree 13.5%

Associate's degree 3.8%

Bachelor's degree 18.0%

Graduate / professional 13.3%

Metric	%
HS diploma or higher	93.3%
Bachelor's or higher	31.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	15	6.0%
Kindergarten	0	0.0%
Elementary school	199	79.3%
High school	15	6.0%
College / grad school	22	8.8%

Employment

Industry of employment

Education & healthcare 17.9%

Retail trade 17.5%

Transportation & utilities 14.9%

Agriculture & mining 10.9%

Other services 10.3%

Construction 9.6%

Manufacturing 9.3%

Professional & management 6.0%

Public administration 3.6%

Occupation

Category	%
Management, business & arts	33.4%
Service	12.6%
Sales & office	13.2%
Natural resources & construction	26.8%
Production & transportation	13.9%

Employment type

Type	%
Private sector	74.2%
Government	16.9%
Self-employed	8.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	77.5%
Carpool	20.9%
Public transit	0.0%
Walk	0.0%
Work from home	1.7%
Other means	0.0%
Avg commute (minutes)	22.8

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	52.7%
Retirement income	29.2%
Supplemental Security	10.0%
Cash public assistance	0.0%
Food stamps / SNAP	1.5%

Health indicators

Condition	%
Obesity	36.8%
High blood pressure	42.7%
High cholesterol	36.3%
Diabetes	13.4%
Heart disease	8.2%
Stroke	3.9%
Asthma	11.4%
Arthritis	32.5%
Kidney disease	3.5%
Pulmonary disease	11.4%
Cancer	6.6%

Behavior / access	%
Smoking	25.5%
Binge drinking	14.6%
No physical activity	32.5%
Less than 7 hrs sleep	38.4%
Depression	25.8%
Fair or poor health	22.4%
Poor mental health	18.4%
Poor physical health	15.3%
No health insurance	11.4%
Visited doctor (checkup)	76.4%
Visited dentist	51.2%
Cholesterol screening	89.6%
Teeth loss	21.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	35	7.0%

Disability	%
Any disability	23.9%
Under 18	24.9%
18–64 years	13.3%
65 and over	52.3%

Health insurance coverage

Type	%
Private insurance	76.5%
Public insurance	27.5%
No insurance	10.5%
Uninsured under 19	15.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	713	94.8%
Spanish	15	2.1%
Other Indo-European	0	0.0%
Asian & Pacific Islander	15	2.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	752	100.0%
Born in same state	746	99.2%
Born in different state	414	55.1%
Foreign born	6	0.8%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	100	13.3%
Italian	79	10.5%

Ancestry	Count	%
French	31	4.1%

Technology access

Metric	% of households
Computer access	34.6%
Internet access	80.4%

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

Frequently asked questions about ZIP code 42236

What city is ZIP code 42236 in?

ZIP code 42236 is primarily assigned to Herndon, Kentucky.

What county is ZIP code 42236 in?

ZIP code 42236 falls within Christian County, Kentucky.

Is ZIP code 42236 family-oriented?

34% of residents in ZIP code 42236 are under 18, reflecting a younger, family-oriented community.

Does ZIP code 42236 have a large retiree population?

53% of households in ZIP code 42236 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 42236 mostly owner-occupied?

81% of occupied units in ZIP code 42236 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 42236?

The median home value in ZIP code 42236 is $111,400.

What timezone is ZIP code 42236 in?

ZIP code 42236 observes the CST timezone.