40509 ZIP Code — Lexington, KY

Fayette County, Kentucky

ZIP code 40509 is located in Lexington, Kentucky, within Fayette County. It covers approximately 47.76 square miles and serves a population of 45,181 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 859.

About ZIP code 40509

The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $317,500. Owner-occupancy sits near the national average at 62%.

The gap between median ($90,503) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average.

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 high — 56% of residents hold a bachelor's degree or higher, well above the national average of 33%.

45,181

population

47.76

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

40509 ZIP code map

Cities in ZIP code 40509

Below are the cities the US Postal Service accepts for ZIP code 40509. Using any city not on this list may result in mail delivery delays.

City	Status
Lexington	Preferred

Nearby ZIP codes

40515 Lexington (5 mi) 40517 Lexington (6.5 mi) 40502 Lexington (7 mi) 40516 Lexington (7.2 mi) 40505 Lexington (7.3 mi) 40507 Lexington (8.4 mi) 40508 Lexington (8.6 mi) 40526 Lexington (8.7 mi) 40536 Lexington (8.7 mi) 40546 Lexington (8.7 mi) 40598 Lexington (8.7 mi) 40550 Lexington (8.7 mi)

Demographics updated 05/2026

Population
Total population	45,181
Population density	946 / sq mi
State FIPS	21
County FIPS	067

Geography
Land area	47.76 sq mi
Water area	0.24 sq mi
Latitude	37.9785
Longitude	-84.3688
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	31.1%	42.8%	47.9%
$50k – $100k	29.8%	29.6%	30.3%
$100k – $200k	28.8%	20.7%	17.6%
Over $200k	10.3%	6.9%	4.2%

Demographics & statistics

45,181

Population

946

People per sq mi

36.2

Median age

$90,503

Median household income

$47,921

Per capita income

$317,500

Median home value

$1,235

Median monthly rent

62.1%

Home ownership

6.8%

Poverty rate

3.1%

Unemployment

12,585

Housing units

55.6%

Bachelor's or higher

Age distribution

Male Female

1,550

Under 5

1,626

1,648

5–9

1,729

1,641

10–14

1,722

1,243

15–19

1,305

1,286

20–24

1,350

3,239

25–34

3,399

3,263

35–44

3,424

3,212

45–54

3,371

1,185

55–59

1,243

915

60–64

960

1,670

65–74

1,752

1,014

75–84

1,064

181

85+

189

← Male

Female →

Age summary

Group	Count	%
Under 18	11,472	25.4%
18 and over	33,709	74.6%
65 and over	5,870	13.0%
Median age	36.2 years

Race & ethnicity

White 65.6%

Black or African American 13.9%

Two or more races 6.8%

Asian 6.4%

Hispanic or Latino 4.9%

Other race 2.4%

Group	Count	%
White	31,152	65.6%
Black or African American	6,599	13.9%
Two or more races	3,208	6.8%
Asian	3,046	6.4%
Hispanic or Latino	2,317	4.9%
Other race	1,158	2.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.1%	42.8%	47.9%
$50k – $100k	29.8%	29.6%	30.3%
$100k – $200k	28.8%	20.7%	17.6%
Over $200k	10.3%	6.9%	4.2%

Under $10k 3.2%

$10k–$15k 2.2%

$15k–$25k 4.5%

$25k–$35k 5.5%

$35k–$50k 9.9%

$50k–$75k 17.4%

$75k–$100k 11.6%

$100k–$150k 20.1%

$150k–$200k 11.1%

$200k+ 14.4%

Range	% of households
Under $10k	3.2%
$10k–$15k	2.2%
$15k–$25k	4.5%
$25k–$35k	5.5%
$35k–$50k	9.9%
$50k–$75k	17.4%
$75k–$100k	11.6%
$100k–$150k	20.1%
$150k–$200k	11.1%
$200k+	14.4%
Median income	$90,503

Housing

Home values

Under $50k 0.9%

$50k–$100k 3.0%

$100k–$150k 5.7%

$150k–$200k 10.1%

$200k–$300k 25.9%

$300k–$500k 39.6%

$500k–$1M 14.2%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$317,500
Median rent / month	$1,235
Owner occupied	62.1%
Renter occupied	37.9%
Vacant	5.6%
Single-family detached	60.9%
Large apartment buildings	6.8%
Mobile homes	0.8%
Median rooms	5.7
Avg household size (owned)	2.66

Year built

Era	%
2020 or later	0.8%
2010–2019	23.1%
2000–2009	26.7%
1990–1999	29.0%
1980–1989	9.3%
1970–1979	8.3%
1960–1969	1.1%
1950–1959	0.9%
1940–1949	0.2%
1939 or earlier	0.6%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	9.3%
2 bedrooms	21.8%
3 bedrooms	36.4%
4 bedrooms	24.9%
5+ bedrooms	6.4%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	31.9%
2 vehicles	47.9%
3 or more	16.4%

Heating fuel

Fuel type	%
Utility gas	32.7%
Electricity	65.2%
Propane / LP gas	1.3%
Fuel oil	0.1%
Wood	0.3%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	9,073	49.0%
Cohabiting couple	1,566	8.5%
Male householder, no spouse	3,229	17.5%
Female householder, no spouse	4,636	25.1%
Households with children under 18	6,232	33.7%
Households with seniors (65+)	4,251	23.0%
Average household size	2.43

Marital status

Status	Male	Female
Never married	31.1%	28.2%
Married	55.9%	52.6%
Separated	1.0%	0.2%
Widowed	1.6%	6.6%
Divorced	10.3%	12.4%

Education

Less than 9th grade 2.6%

Some HS, no diploma 3.0%

HS graduate 14.3%

Some college, no degree 17.3%

Associate's degree 7.2%

Bachelor's degree 31.8%

Graduate / professional 23.8%

Metric	%
HS diploma or higher	94.4%
Bachelor's or higher	55.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	989	8.2%
Kindergarten	632	5.3%
Elementary school	5,211	43.4%
High school	2,240	18.6%
College / grad school	2,943	24.5%

Employment

Industry of employment

Education & healthcare 28.4%

Retail trade 14.4%

Manufacturing 11.8%

Professional & management 11.6%

Arts, food & hospitality 8.1%

Finance & real estate 6.4%

Transportation & utilities 4.3%

Construction 4.1%

Other services 3.3%

Public administration 3.0%

Wholesale trade 2.4%

Agriculture & mining 1.2%

Information 1.0%

Occupation

Category	%
Management, business & arts	52.5%
Service	12.0%
Sales & office	22.1%
Natural resources & construction	4.3%
Production & transportation	9.1%

Employment type

Type	%
Private sector	79.7%
Government	15.4%
Self-employed	4.8%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	81.2%
Carpool	6.8%
Public transit	0.3%
Walk	1.3%
Work from home	10.0%
Other means	0.4%
Avg commute (minutes)	22.5

Poverty

All people 6.8%

Under 18 years 9.5%

18 and over 5.9%

Married-couple families 1.3%

Female-led households 22.9%

Income support

Source	% of households
Social Security	21.7%
Retirement income	20.2%
Supplemental Security	2.8%
Cash public assistance	1.3%
Food stamps / SNAP	4.9%

Health indicators

Condition	%
Obesity	30.8%
High blood pressure	30.7%
High cholesterol	29.7%
Diabetes	7.9%
Heart disease	4.5%
Stroke	2.1%
Asthma	10.2%
Arthritis	22.6%
Kidney disease	2.2%
Pulmonary disease	5.7%
Cancer	5.2%

Behavior / access	%
Smoking	16.5%
Binge drinking	16.8%
No physical activity	25.1%
Less than 7 hrs sleep	33.6%
Depression	24.3%
Fair or poor health	13.2%
Poor mental health	16.5%
Poor physical health	9.4%
No health insurance	8.7%
Visited doctor (checkup)	75.3%
Visited dentist	66.2%
Cholesterol screening	90.4%
Teeth loss	12.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,684	5.0%

Disability	%
Any disability	10.3%
Under 18	4.0%
18–64 years	8.0%
65 and over	33.5%

Health insurance coverage

Type	%
Private insurance	76.4%
Public insurance	27.7%
No insurance	5.2%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	42,005	93.0%
Spanish	2,772	6.6%
Other Indo-European	905	2.2%
Asian & Pacific Islander	889	2.1%
Other languages	657	1.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	39,792	88.1%
Born in same state	39,293	87.0%
Born in different state	25,688	56.9%
Foreign born	499	1.1%
Naturalized citizen	5,389	11.9%
Not a US citizen	2,574	47.8%

Ancestry

Ancestry	Count	%
French	6,108	13.5%
Italian	5,112	11.3%
Arab	2,455	5.4%
English	440	1%
Polish	236	0.5%

Ancestry	Count	%
German	166	0.4%
Dutch	92	0.2%
Irish	55	0.1%
Norwegian	25	0.1%

Technology access

Metric	% of households
Computer access	41.0%
Internet access	98.3%

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

Frequently asked questions about ZIP code 40509

What city is ZIP code 40509 in?

ZIP code 40509 is primarily assigned to Lexington, Kentucky.

What county is ZIP code 40509 in?

ZIP code 40509 falls within Fayette County, Kentucky.

How educated is the population of ZIP code 40509?

56% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 40509?

The median home value in ZIP code 40509 is $317,500.

What is the population of ZIP code 40509?

ZIP code 40509 has an estimated population of 45,181 residents, with a density of 946 people per square mile.

What is the median household income in ZIP code 40509?

The median household income in ZIP code 40509 is $90,503, above the national median of ~$75,000.

What timezone is ZIP code 40509 in?

ZIP code 40509 observes the EST timezone.