40040 ZIP Code — Mackville, KY

Washington County, Kentucky

ZIP code 40040 is located in Mackville, Kentucky, within Washington County. It covers approximately 18.03 square miles and serves a population of 705 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 859.

About ZIP code 40040

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 $79,500. Owner-occupancy sits near the national average at 73%.

The dominant occupation class is natural resources, construction, and trades, with construction as the leading industry. The average commute of 26 minutes is near the national average.

College attainment at 12% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (25%) compared to national benchmarks.

Notable community characteristics include disability rates above the national average at 34%.

Overall, ZIP code 40040 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, and a significant Social Security-dependent population.

705

population

18.03

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

40040 ZIP code map

Cities in ZIP code 40040

Below are the cities the US Postal Service accepts for ZIP code 40040. Using any city not on this list may result in mail delivery delays.

City	Status
Mackville	Preferred

Nearby ZIP codes

40078 Willisburg (7.7 mi) 40069 Springfield (7.7 mi) 40468 Perryville (8.3 mi) 40330 Harrodsburg (11.5 mi) 40328 Gravel Switch (13.5 mi) 40012 Chaplin (13.6 mi) 40464 Parksville (13.9 mi) 40372 Salvisa (15.4 mi) 40422 Danville (16.3 mi) 40008 Bloomfield (16.3 mi) 40033 Lebanon (17 mi) 40440 Junction City (17.1 mi)

Demographics updated 05/2026

Population
Total population	705
Population density	39 / sq mi
State FIPS	21
County FIPS	229

Geography
Land area	18.03 sq mi
Water area	0.07 sq mi
Latitude	37.7411
Longitude	-85.0751
Timezone	Eastern (ET)
Area code	859

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	81.6%	44.5%	47.9%
$50k – $100k	18.4%	33.7%	30.3%
$100k – $200k	0.0%	16.9%	17.6%
Over $200k	0.0%	4.8%	4.2%

Demographics & statistics

705

Population

People per sq mi

35.7

Median age

Median household income

$19,840

Per capita income

$79,500

Median home value

$1,125

Median monthly rent

72.9%

Home ownership

41.2%

Poverty rate

12.8%

Unemployment

263

Housing units

12.4%

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	234	33.2%
18 and over	471	66.8%
65 and over	124	17.6%
Median age	35.7 years

Race & ethnicity

White 78.9%

Two or more races 19%

Asian 2.1%

Group	Count	%
White	556	78.9%
Two or more races	134	19%
Asian	15	2.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	81.6%	44.5%	47.9%
$50k – $100k	18.4%	33.7%	30.3%
$100k – $200k	0.0%	16.9%	17.6%
Over $200k	0.0%	4.8%	4.2%

Under $10k 7.8%

$10k–$15k 15.5%

$15k–$25k 22.1%

$25k–$35k 7.4%

$35k–$50k 9.3%

$50k–$75k 6.6%

$75k–$100k 21.7%

$100k–$150k 9.3%

$200k+ 0.4%

Range	% of households
Under $10k	7.8%
$10k–$15k	15.5%
$15k–$25k	22.1%
$25k–$35k	7.4%
$35k–$50k	9.3%
$50k–$75k	6.6%
$75k–$100k	21.7%
$100k–$150k	9.3%
$200k+	0.4%
Median income	$0

Housing

Home values

Under $50k 12.8%

$50k–$100k 40.4%

$100k–$150k 14.9%

$150k–$200k 8.0%

$200k–$300k 23.9%

Housing overview

Metric	Value
Median home value	$79,500
Median rent / month	$1,125
Owner occupied	72.9%
Renter occupied	27.1%
Vacant	22.5%
Single-family detached	83.5%
Large apartment buildings	0.0%
Mobile homes	15.0%
Median rooms	5.9
Avg household size (owned)	2.01

Year built

Era	%
2020 or later	0.0%
2010–2019	5.7%
2000–2009	12.9%
1990–1999	0.9%
1980–1989	16.5%
1970–1979	10.5%
1960–1969	5.1%
1950–1959	3.0%
1940–1949	0.6%
1939 or earlier	44.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.2%
2 bedrooms	23.4%
3 bedrooms	53.2%
4 bedrooms	19.2%
5+ bedrooms	3.0%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	30.2%
2 vehicles	62.4%
3 or more	5.8%

Heating fuel

Fuel type	%
Utility gas	3.9%
Electricity	63.2%
Propane / LP gas	8.5%
Wood	22.1%

Households & families

Household type	Count	%
Married-couple family	97	37.6%
Cohabiting couple	0	0.0%
Male householder, no spouse	56	21.7%
Female householder, no spouse	105	40.7%
Households with children under 18	84	32.6%
Households with seniors (65+)	98	38.0%
Average household size	2.73

Marital status

Status	Male	Female
Never married	24.5%	18.3%
Married	49.1%	56.6%
Separated	0.0%	4.1%
Widowed	2.8%	18.0%
Divorced	23.6%	3.1%

Education

Less than 9th grade 7.1%

Some HS, no diploma 7.3%

HS graduate 58.7%

Some college, no degree 11.7%

Associate's degree 2.9%

Bachelor's degree 7.7%

Graduate / professional 4.6%

Metric	%
HS diploma or higher	85.7%
Bachelor's or higher	12.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	37	16.7%
Kindergarten	14	6.3%
Elementary school	128	57.7%
High school	40	18.0%
College / grad school	3	1.4%

Employment

Industry of employment

Construction 42.7%

Education & healthcare 21.1%

Agriculture & mining 8.2%

Other services 8.2%

Manufacturing 7.6%

Arts, food & hospitality 5.3%

Public administration 4.1%

Retail trade 1.8%

Transportation & utilities 0.6%

Professional & management 0.6%

Occupation

Category	%
Management, business & arts	26.9%
Service	8.8%
Sales & office	10.5%
Natural resources & construction	43.9%
Production & transportation	9.9%

Employment type

Type	%
Private sector	84.8%
Government	9.9%
Self-employed	5.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	95.9%
Carpool	0.6%
Public transit	0.0%
Walk	1.8%
Work from home	1.8%
Other means	0.0%
Avg commute (minutes)	26.3

Poverty

All people 41.2%

Under 18 years 48.8%

18 and over 38.0%

Married-couple families 23.7%

Female-led households 94.7%

Income support

Source	% of households
Social Security	64.7%
Retirement income	27.5%
Supplemental Security	6.2%
Cash public assistance	0.8%
Food stamps / SNAP	10.1%

Health indicators

Condition	%
Obesity	39.9%
High blood pressure	41.5%
High cholesterol	38.4%
Diabetes	12.4%
Heart disease	8.1%
Stroke	3.5%
Asthma	11.0%
Arthritis	33.3%
Kidney disease	3.1%
Pulmonary disease	11.0%
Cancer	7.1%

Behavior / access	%
Smoking	24.6%
Binge drinking	15.2%
No physical activity	33.5%
Less than 7 hrs sleep	37.2%
Depression	25.8%
Fair or poor health	20.7%
Poor mental health	18.0%
Poor physical health	14.4%
No health insurance	10.8%
Visited doctor (checkup)	77.1%
Visited dentist	53.9%
Cholesterol screening	90.3%
Teeth loss	18.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	26	5.5%

Disability	%
Any disability	33.9%
Under 18	6.4%
18–64 years	39.2%
65 and over	71.0%

Health insurance coverage

Type	%
Private insurance	32.9%
Public insurance	71.3%
No insurance	8.4%
Uninsured under 19	0.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	653	92.6%
Spanish	13	2.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	13	2.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	690	97.9%
Born in same state	690	97.9%
Born in different state	603	85.5%
Foreign born	0	0.0%
Naturalized citizen	15	2.1%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	108	15.3%
Italian	70	9.9%

Ancestry	Count	%
Arab	22	3.1%

Technology access

Metric	% of households
Computer access	36.6%
Internet access	73.3%

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

Frequently asked questions about ZIP code 40040

What city is ZIP code 40040 in?

ZIP code 40040 is primarily assigned to Mackville, Kentucky.

What county is ZIP code 40040 in?

ZIP code 40040 falls within Washington County, Kentucky.

What is the poverty rate in ZIP code 40040?

41% of residents in ZIP code 40040 live below the poverty line, above the national average.

Does ZIP code 40040 have a large retiree population?

65% of households in ZIP code 40040 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 40040 family-oriented?

33% of residents in ZIP code 40040 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 40040?

12% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What timezone is ZIP code 40040 in?

ZIP code 40040 observes the EST timezone.