40437 ZIP Code — Hustonville, KY

Lincoln County, Kentucky

ZIP code 40437 is located in Hustonville, Kentucky, within Lincoln County. It covers approximately 107.73 square miles and serves a population of 4,814 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 606.

About ZIP code 40437

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $114,100. Owner-occupancy is high at 83%, well above the national average.

Median household income is $49,936. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.

College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (28%) compared to national benchmarks.

Overall, ZIP code 40437 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

4,814

population

107.73

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

40437 ZIP code map

Cities in ZIP code 40437

Below are the cities the US Postal Service accepts for ZIP code 40437. Using any city not on this list may result in mail delivery delays.

City	Status
Hustonville	Preferred

Nearby ZIP codes

42541 Middleburg (4.4 mi) 40442 Kings Mountain (8 mi) 40484 Stanford (8.8 mi) 40440 Junction City (9.2 mi) 40464 Parksville (10.6 mi) 40489 Waynesburg (10.8 mi) 40328 Gravel Switch (12.3 mi) 42539 Liberty (12.9 mi) 40422 Danville (13.3 mi) 40009 Bradfordsville (14.4 mi) 40468 Perryville (16.2 mi) 42567 Eubank (17.6 mi)

Demographics updated 05/2026

Population
Total population	4,814
Population density	45 / sq mi
State FIPS	21
County FIPS	137

Geography
Land area	107.73 sq mi
Water area	0.32 sq mi
Latitude	37.4433
Longitude	-84.8354
Timezone	Eastern (ET)
Area code	606

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	57.4%	57.5%	47.9%
$50k – $100k	32.5%	29.5%	30.3%
$100k – $200k	8.0%	11.1%	17.6%
Over $200k	2.1%	1.9%	4.2%

Demographics & statistics

4,814

Population

People per sq mi

44.2

Median age

$49,936

Median household income

$25,677

Per capita income

$114,100

Median home value

$664

Median monthly rent

83.4%

Home ownership

9.7%

Poverty rate

10.6%

Unemployment

1,722

Housing units

17.5%

Bachelor's or higher

Age distribution

Male Female

107

Under 5

108

166

5–9

166

124

10–14

124

136

15–19

137

251

20–24

252

140

25–34

140

309

35–44

309

293

45–54

294

166

55–59

167

239

60–64

240

288

65–74

289

139

75–84

139

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,035	21.5%
18 and over	3,779	78.5%
65 and over	946	19.7%
Median age	44.2 years

Race & ethnicity

White 95.3%

Hispanic or Latino 2%

Two or more races 1.5%

Other race 0.9%

Asian 0.3%

Group	Count	%
White	4,681	95.3%
Hispanic or Latino	100	2%
Two or more races	76	1.5%
Other race	42	0.9%
Asian	15	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	57.4%	57.5%	47.9%
$50k – $100k	32.5%	29.5%	30.3%
$100k – $200k	8.0%	11.1%	17.6%
Over $200k	2.1%	1.9%	4.2%

Under $10k 6.7%

$10k–$15k 8.2%

$15k–$25k 3.5%

$25k–$35k 7.1%

$35k–$50k 24.8%

$50k–$75k 23.1%

$75k–$100k 11.4%

$100k–$150k 9.7%

$150k–$200k 2.4%

$200k+ 3.3%

Range	% of households
Under $10k	6.7%
$10k–$15k	8.2%
$15k–$25k	3.5%
$25k–$35k	7.1%
$35k–$50k	24.8%
$50k–$75k	23.1%
$75k–$100k	11.4%
$100k–$150k	9.7%
$150k–$200k	2.4%
$200k+	3.3%
Median income	$49,936

Housing

Home values

Under $50k 16.0%

$50k–$100k 26.8%

$100k–$150k 20.1%

$150k–$200k 10.5%

$200k–$300k 14.0%

$300k–$500k 9.8%

$500k–$1M 2.9%

Housing overview

Metric	Value
Median home value	$114,100
Median rent / month	$664
Owner occupied	83.4%
Renter occupied	16.6%
Vacant	6.2%
Single-family detached	72.0%
Large apartment buildings	0.3%
Mobile homes	25.0%
Median rooms	5.8
Avg household size (owned)	2.35

Year built

Era	%
2020 or later	0.0%
2010–2019	6.1%
2000–2009	18.3%
1990–1999	18.4%
1980–1989	21.7%
1970–1979	9.8%
1960–1969	8.6%
1950–1959	3.4%
1940–1949	2.2%
1939 or earlier	11.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	1.4%
2 bedrooms	16.4%
3 bedrooms	64.4%
4 bedrooms	11.3%
5+ bedrooms	6.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	24.9%
2 vehicles	34.6%
3 or more	38.8%

Heating fuel

Fuel type	%
Utility gas	11.7%
Electricity	63.5%
Propane / LP gas	8.6%
Wood	15.4%
No fuel used	0.8%

Households & families

Household type	Count	%
Married-couple family	1,003	52.4%
Cohabiting couple	50	2.6%
Male householder, no spouse	441	23.0%
Female householder, no spouse	420	21.9%
Households with children under 18	703	36.7%
Households with seniors (65+)	713	37.3%
Average household size	2.52

Marital status

Status	Male	Female
Never married	27.7%	18.6%
Married	52.4%	54.0%
Separated	1.8%	0.5%
Widowed	4.6%	10.1%
Divorced	13.5%	16.9%

Education

Less than 9th grade 4.7%

Some HS, no diploma 11.1%

HS graduate 47.6%

Some college, no degree 17.3%

Associate's degree 1.9%

Bachelor's degree 10.2%

Graduate / professional 7.2%

Metric	%
HS diploma or higher	84.2%
Bachelor's or higher	17.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	37	3.9%
Kindergarten	44	4.6%
Elementary school	406	42.7%
High school	256	26.9%
College / grad school	207	21.8%

Employment

Industry of employment

Education & healthcare 26.8%

Manufacturing 18.1%

Transportation & utilities 9.4%

Retail trade 9.0%

Construction 8.8%

Arts, food & hospitality 7.0%

Agriculture & mining 5.7%

Other services 4.1%

Professional & management 3.8%

Public administration 3.6%

Information 2.0%

Finance & real estate 1.4%

Wholesale trade 0.4%

Occupation

Category	%
Management, business & arts	29.7%
Service	17.5%
Sales & office	9.2%
Natural resources & construction	13.5%
Production & transportation	30.0%

Employment type

Type	%
Private sector	78.4%
Government	11.0%
Self-employed	9.8%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	80.7%
Carpool	13.3%
Public transit	0.0%
Walk	0.3%
Work from home	5.6%
Other means	0.1%
Avg commute (minutes)	30.0

Poverty

All people 9.7%

Under 18 years 2.8%

18 and over 11.4%

Married-couple families 4.6%

Female-led households 4.0%

Income support

Source	% of households
Social Security	40.8%
Retirement income	25.1%
Supplemental Security	11.3%
Cash public assistance	2.5%
Food stamps / SNAP	12.0%

Health indicators

Condition	%
Obesity	40.1%
High blood pressure	43.4%
High cholesterol	37.6%
Diabetes	13.1%
Heart disease	8.5%
Stroke	4.0%
Asthma	11.7%
Arthritis	34.0%
Kidney disease	3.5%
Pulmonary disease	12.5%
Cancer	6.8%

Behavior / access	%
Smoking	27.6%
Binge drinking	15.2%
No physical activity	36.0%
Less than 7 hrs sleep	39.4%
Depression	26.7%
Fair or poor health	23.9%
Poor mental health	19.2%
Poor physical health	16.2%
No health insurance	12.1%
Visited doctor (checkup)	75.7%
Visited dentist	49.4%
Cholesterol screening	88.9%
Teeth loss	23.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	242	6.4%

Disability	%
Any disability	21.2%
Under 18	6.7%
18–64 years	19.6%
65 and over	42.1%

Health insurance coverage

Type	%
Private insurance	58.1%
Public insurance	48.0%
No insurance	7.6%
Uninsured under 19	7.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,599	95.5%
Spanish	8	0.2%
Other Indo-European	8	0.2%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,799	99.7%
Born in same state	4,799	99.7%
Born in different state	3,959	82.2%
Foreign born	0	0.0%
Naturalized citizen	15	0.3%
Not a US citizen	15	100.0%

Ancestry

Ancestry	Count	%
Arab	1,643	34.1%
French	799	16.6%

Ancestry	Count	%
Italian	309	6.4%

Technology access

Metric	% of households
Computer access	39.8%
Internet access	88.8%

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

Frequently asked questions about ZIP code 40437

What city is ZIP code 40437 in?

ZIP code 40437 is primarily assigned to Hustonville, Kentucky.

What county is ZIP code 40437 in?

ZIP code 40437 falls within Lincoln County, Kentucky.

Is ZIP code 40437 mostly owner-occupied?

83% of occupied units in ZIP code 40437 are owner-occupied, well above the national average.

Does ZIP code 40437 have a large retiree population?

41% of households in ZIP code 40437 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 40437?

The median home value in ZIP code 40437 is $114,100.

What is the population of ZIP code 40437?

ZIP code 40437 has an estimated population of 4,814 residents, with a density of 45 people per square mile.

What timezone is ZIP code 40437 in?

ZIP code 40437 observes the EST timezone.