40943 ZIP Code — Girdler, KY

Knox County, Kentucky

ZIP code 40943 is located in Girdler, Kentucky, within Knox County. It covers approximately 5.47 square miles and serves a population of 750 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 606.

About ZIP code 40943

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Owner-occupancy sits near the national average at 74%.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 44 minutes suggests many residents work outside the immediate area.

College attainment at 8% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of obesity (47%), diabetes (16%), smoking (33%) compared to national benchmarks.

Notable community characteristics include disability rates above the national average at 32%.

Overall, ZIP code 40943 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.

750

population

5.47

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

40943 ZIP code map

Cities in ZIP code 40943

Below are the cities the US Postal Service accepts for ZIP code 40943. Using any city not on this list may result in mail delivery delays.

City	Status
Girdler	Preferred

Nearby ZIP codes

40923 Cannon (1.7 mi) 40949 Heidrick (4.5 mi) 40734 Gray (5.7 mi) 40915 Bimble (5.7 mi) 40953 Hinkle (7 mi) 40982 Scalf (7.4 mi) 40903 Artemus (8.6 mi) 40906 Barbourville (9.5 mi) 40935 Flat Lick (9.6 mi) 40740 Lily (11.2 mi) 40771 Woodbine (12.8 mi) 40962 Manchester (12.8 mi)

Demographics updated 05/2026

Population
Total population	750
Population density	137 / sq mi
State FIPS	21
County FIPS	121

Geography
Land area	5.47 sq mi
Water area	0.00 sq mi
Latitude	36.9631
Longitude	-83.8572
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	84.2%	72.0%	47.9%
$50k – $100k	10.9%	20.7%	30.3%
$100k – $200k	5.0%	6.7%	17.6%
Over $200k	0.0%	0.6%	4.2%

Demographics & statistics

750

Population

137

People per sq mi

38.4

Median age

Median household income

$15,627

Per capita income

Median home value

Median monthly rent

73.7%

Home ownership

6.0%

Poverty rate

0.0%

Unemployment

267

Housing units

7.8%

Bachelor's or higher

Age distribution

Male Female

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	208	27.7%
18 and over	542	72.3%
65 and over	91	12.1%
Median age	38.4 years

Race & ethnicity

White 97.7%

Native Hawaiian / Pacific Islander 2.3%

Group	Count	%
White	733	97.7%
Native Hawaiian / Pacific Islander	17	2.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	84.2%	72.0%	47.9%
$50k – $100k	10.9%	20.7%	30.3%
$100k – $200k	5.0%	6.7%	17.6%
Over $200k	0.0%	0.6%	4.2%

$10k–$15k 10.8%

$15k–$25k 29.9%

$25k–$35k 11.6%

$50k–$75k 35.5%

$100k–$150k 8.4%

$150k–$200k 4.0%

Range	% of households
$10k–$15k	10.8%
$15k–$25k	29.9%
$25k–$35k	11.6%
$50k–$75k	35.5%
$100k–$150k	8.4%
$150k–$200k	4.0%
Median income	$0

Housing

Home values

Under $50k 16.8%

$50k–$100k 41.1%

$150k–$200k 26.5%

$200k–$300k 15.7%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	73.7%
Renter occupied	26.3%
Vacant	24.6%
Single-family detached	67.3%
Large apartment buildings	0.0%
Mobile homes	32.7%
Median rooms	5.5
Avg household size (owned)	3.37

Year built

Era	%
2020 or later	0.0%
2010–2019	12.6%
2000–2009	9.3%
1990–1999	28.8%
1980–1989	11.7%
1970–1979	25.5%
1960–1969	5.7%
1950–1959	6.3%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	23.7%
3 bedrooms	63.4%
4 bedrooms	12.9%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	21.5%
1 vehicle	7.2%
2 vehicles	23.1%
3 or more	48.2%

Heating fuel

Fuel type	%
Utility gas	43.8%
Electricity	49.0%
Propane / LP gas	7.2%

Households & families

Household type	Count	%
Married-couple family	224	89.2%
Cohabiting couple	0	0.0%
Male householder, no spouse	9	3.6%
Female householder, no spouse	18	7.2%
Households with children under 18	79	31.5%
Households with seniors (65+)	73	29.1%
Average household size	2.99

Marital status

Status	Male	Female
Never married	34.6%	25.5%
Married	60.4%	68.9%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	5.0%	5.5%

Education

Less than 9th grade 22.5%

Some HS, no diploma 0.0%

HS graduate 49.4%

Some college, no degree 9.6%

Associate's degree 10.6%

Bachelor's degree 7.8%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	77.5%
Bachelor's or higher	7.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	22	15.3%
Elementary school	21	14.6%
High school	101	70.1%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 53.1%

Construction 22.4%

Manufacturing 17.5%

Transportation & utilities 7.0%

Occupation

Category	%
Management, business & arts	38.2%
Service	19.3%
Sales & office	9.2%
Natural resources & construction	11.0%
Production & transportation	22.4%

Employment type

Type	%
Private sector	73.7%
Government	26.3%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	60.5%
Carpool	30.3%
Public transit	0.0%
Walk	0.0%
Work from home	9.2%
Other means	0.0%
Avg commute (minutes)	44.2

Poverty

All people 6.0%

Under 18 years 0.0%

18 and over 8.3%

Married-couple families 8.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	48.6%
Retirement income	0.0%
Supplemental Security	33.1%
Cash public assistance	3.6%
Food stamps / SNAP	11.2%

Health indicators

Condition	%
Obesity	47.1%
High blood pressure	48.2%
High cholesterol	40.3%
Diabetes	16.3%
Heart disease	10.9%
Stroke	5.5%
Asthma	13.1%
Arthritis	38.4%
Kidney disease	4.5%
Pulmonary disease	17.3%
Cancer	7.3%

Behavior / access	%
Smoking	33.2%
Binge drinking	13.5%
No physical activity	42.0%
Less than 7 hrs sleep	39.4%
Depression	29.5%
Fair or poor health	32.1%
Poor mental health	21.3%
Poor physical health	20.4%
No health insurance	14.8%
Visited doctor (checkup)	77.3%
Visited dentist	41.6%
Cholesterol screening	86.8%
Teeth loss	33.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	16	3.0%

Disability	%
Any disability	32.4%
Under 18	0.0%
18–64 years	33.7%
65 and over	100.0%

Health insurance coverage

Type	%
Private insurance	52.0%
Public insurance	54.3%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	750	100.0%
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)	733	97.7%
Born in same state	733	97.7%
Born in different state	706	94.1%
Foreign born	0	0.0%
Naturalized citizen	17	2.3%
Not a US citizen	17	100.0%

Ancestry

Ancestry	Count	%
Italian	27	3.6%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	82.1%

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

Frequently asked questions about ZIP code 40943

What city is ZIP code 40943 in?

ZIP code 40943 is primarily assigned to Girdler, Kentucky.

What county is ZIP code 40943 in?

ZIP code 40943 falls within Knox County, Kentucky.

How educated is the population of ZIP code 40943?

8% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 40943 have a large retiree population?

49% of households in ZIP code 40943 receive Social Security income, suggesting a significant retiree or disability population.

What are the health statistics for ZIP code 40943?

Health data for ZIP code 40943 shows elevated rates of obesity (47%) and diabetes (16%) and smoking (33%) compared to national benchmarks.

What is the population of ZIP code 40943?

ZIP code 40943 has an estimated population of 750 residents, with a density of 137 people per square mile.

What timezone is ZIP code 40943 in?

ZIP code 40943 observes the EST timezone.