Zip code 40031: La Grange, Kentucky

Q: What city is zip code 40031?

40031 is assigned to La Grange, Kentucky. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 40031 in?

40031 is mostly in Oldham County, but it extends into 1 other county.

Q: What is the population of 40031?

About 26,259 people live in 40031, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 40031?

The median household income in 40031 is $98,513.

Q: What zip codes are near 40031?

The closest zip codes to 40031 are 40032, 40010, 40077, 40055, 40026.

Residential delivery areaOldham CountyEastern Time

Population

26,259

Median household income

$99K

U.S. $81K

Median home value

$341K

U.S. $333K

Median rent

$1,092/mo

U.S. $1,413

Median age

39.4

U.S. 38.9

Land area

67 sq mi

393 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 40031

40031 is a small-town zip code in La Grange, Kentucky (Oldham County), covering 67 sq mi of land. About 26,259 people live here, or 393 per square mile. The median resident is 39.4 years old, compared with 38.9 nationally.

The median household earns $98,513 a year, 22% above the national median of $80,734. 6.8% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $341,000, or 3.5 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 82% of occupied homes are lived in by their owners, and renters pay a median of $1,092 a month.

35% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25.2 minutes each way, and 14% of workers work from home. The most common jobs among working residents are in management; healthcare; and transportation and moving goods.

How 40031 compares

Sorted from highest to lowest national percentile

Homeownership rate82%
83rd
StrengthU.S. 65.2% · KY 68.3%287th of 719 in KY
Veterans8.5%
81st
U.S. 6.2% · KY 6.5%144th of 724 in KY
Healthcare workers11.4%
75th
U.S. 9.7% · KY 10.5%265th of 719 in KY
Self-employed workers11.3%
72nd
U.S. 10% · KY 8.6%191st of 719 in KY
Median household income$98,513
70th
U.S. $80,734 · KY $63,72636th of 641 in KY
Broadband access93.8%
64th
U.S. 91% · KY 88.6%131st of 719 in KY
Median earnings per worker$50,481
57th
U.S. $49,666 · KY $43,552114th of 700 in KY
Government workers14.6%
57th
U.S. 14.5% · KY 14.6%355th of 719 in KY
Bachelor's degree or higher34.7%
56th
U.S. 35.7% · KY 27.6%70th of 723 in KY
Work from home14%
56th
U.S. 15.1% · KY 10.2%108th of 719 in KY
Tech workers3.2%
56th
U.S. 3.8% · KY 2.2%95th of 719 in KY
Median age39.4
53rd
U.S. 38.9 · KY 39.1486th of 724 in KY
Median home value$341,000
51st
U.S. $332,700 · KY $205,60025th of 642 in KY
Per capita income$38,010
44th
U.S. $44,673 · KY $35,821117th of 722 in KY
Average commute25.2 min
44th
U.S. 26.4 min · KY 24 min368th of 624 in KY
Population26,259
42nd
U.S. 334,922,499 · KY 4,534,82447th of 724 in KY
Residents 65 and older15%
38th
U.S. 17.2% · KY 17.3%518th of 724 in KY
Residents under 1820.4%
35th
U.S. 22% · KY 22.6%445th of 724 in KY
Rent-burdened renters46.6%
34th
U.S. 51.1% · KY 45.4%259th of 634 in KY
Population density393/sq mi
29th
U.S. 95/sq mi · KY 115/sq mi103rd of 724 in KY
Median gross rent$1,092
28th
U.S. $1,413 · KY $96770th of 467 in KY
Housing vacancy4.5%
28th
U.S. 10.1% · KY 10.3%610th of 719 in KY
Income inequality (Gini)0.409
27th
U.S. 0.483 · KY 0.477442nd of 715 in KY
Uninsured rate4.4%
26th
U.S. 8.4% · KY 6%397th of 723 in KY
Foreign-born residents4.2%
25th
U.S. 14.1% · KY 4.7%107th of 724 in KY
Poverty rate6.8%
24th
U.S. 12.5% · KY 16.1%626th of 722 in KY
Diversity index29.4
23rd
U.S. 61.4 · KY 32.5120th of 724 in KY
Unemployment rate3%
16th
StrengthU.S. 5.2% · KY 4.9%425th of 719 in KY

Measure	40031	Oldham	KY	U.S.	National percentile	Rank in KY
Homeownership rateStrength	82%	87.1%	68.3%	65.2%	83rd	287th of 719
Veterans	8.5%	7%	6.5%	6.2%	81st	144th of 724
Healthcare workers	11.4%	10.4%	10.5%	9.7%	75th	265th of 719
Self-employed workers	11.3%	10.4%	8.6%	10%	72nd	191st of 719
Median household income	$98,513	$122,497	$63,726	$80,734	70th	36th of 641
Broadband access	93.8%	95.4%	88.6%	91%	64th	131st of 719
Median earnings per worker	$50,481	$62,737	$43,552	$49,666	57th	114th of 700
Government workers	14.6%	11%	14.6%	14.5%	57th	355th of 719
Bachelor's degree or higher	34.7%	46.4%	27.6%	35.7%	56th	70th of 723
Work from home	14%	18.7%	10.2%	15.1%	56th	108th of 719
Tech workers	3.2%	3.6%	2.2%	3.8%	56th	95th of 719
Median age	39.4	39.9	39.1	38.9	53rd	486th of 724
Median home value	$341,000	$393,100	$205,600	$332,700	51st	25th of 642
Per capita income	$38,010	$54,496	$35,821	$44,673	44th	117th of 722
Average commute	25.2 min	26.2 min	24 min	26.4 min	44th	368th of 624
Population	26,259	69,257	4,534,824	334,922,499	42nd	47th of 724
Residents 65 and older	15%	14.6%	17.3%	17.2%	38th	518th of 724
Residents under 18	20.4%	24.7%	22.6%	22%	35th	445th of 724
Rent-burdened renters	46.6%	43.3%	45.4%	51.1%	34th	259th of 634
Population density	393/sq mi	370/sq mi	115/sq mi	95/sq mi	29th	103rd of 724
Median gross rent	$1,092	$1,219	$967	$1,413	28th	70th of 467
Housing vacancy	4.5%	3.4%	10.3%	10.1%	28th	610th of 719
Income inequality (Gini)	0.409	0.450	0.477	0.483	27th	442nd of 715
Uninsured rate	4.4%	3.2%	6%	8.4%	26th	397th of 723
Foreign-born residents	4.2%	4.2%	4.7%	14.1%	25th	107th of 724
Poverty rate	6.8%	4.3%	16.1%	12.5%	24th	626th of 722
Diversity index	29.4	26.3	32.5	61.4	23rd	120th of 724
Unemployment rateStrength	3%	3.5%	4.9%	5.2%	16th	425th of 719

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

16%

5–17

18–24

14%

25–34

15%

35–44

14%

45–54

12%

55–64

10%

65–74

75+

Median age

39.4

Under 18

20.4%

65 and over

15%

Race and ethnicity

White84%
Black5%
Hispanic7%
Asian0.8%
Native American0.1%
Pacific Islander0%
Other0.4%
Multiracial4%

Diversity index

29.4

U.S. 61.4

Foreign-born

4.2%

U.S. 14.1%

Born in state

60.5%

Language spoken at home (households)

English only

90%

Spanish

Other Indo-European

Asian / Pacific

0.3%

Other

0.8%

Households

Households: 8,232
Average household size: 2.7
Family households: 77.2%
Married couples: 62.5%
Living alone: 18.8%
Veterans (of adults): 8.5%
Male / female: 57% / 43%

Income and poverty

Household income distribution

<$25k

11%

$25–50k

14%

$50–75k

13%

$75–100k

13%

$100–150k

22%

$150–200k

15%

$200k+

13%

Median household income

40031

$98,513

Oldham Co.

$122,497

Kentucky

$63,726

United States

$80,734

Per capita income

$38,010

U.S. $44,673

Poverty rate

6.8%

U.S. 12.5%

Households earning $150K+

27.6%

U.S. 23%

Income inequality (Gini)

0.409

U.S. 0.483

Housing

Median home value

40031

$341,000

Oldham Co.

$393,100

Kentucky

$205,600

United States

$332,700

Median gross rent

40031

$1,092

Oldham Co.

$1,219

Kentucky

$967

United States

$1,413

Types of housing

Single-family

85%

2–4 units

5–19 units

20+ units

0.9%

Mobile home

Boat, RV, van

Housing units: 8,617
Owner-occupied: 82%
Vacant: 4.5%
Median year built: 1994
Median rooms: 6.8
Renters paying 30%+ of income: 46.6%
Renters paying 50%+ of income: 15.7%
Home value to income: 3.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

75%

Carpooled

10%

Transit

Walked

0.1%

Bicycle

Worked from home

14%

Other

0.2%

Commute time (one way)

<10 min

15%

10–19

21%

20–29

19%

30–44

35%

45–59

60+

Average commute

25.2 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

55.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

12%

Healthcare

11%

Transportation and moving

Office and admin

Business and finance

Production

Construction and repair

Education

Sales

Cleaning and personal care

Food service

Legal and social services

Computer and math

Arts, media and sports

Police and fire

Engineering and science

Farming, fishing and forestry

0.5%

Industries

Health care and social assistance

15%

Manufacturing

12%

Education

11%

Retail

11%

Finance, insurance and real estate

Professional and technical services

Construction

Restaurants and hotels

Transportation, warehousing and utilities

Public administration

Admin, support and management

Other services

Arts and recreation

Information

Agriculture and mining

Wholesale

0.7%

Median earnings per worker

$50,481

U.S. $49,666

Self-employed

11.3%

U.S. 10%

Government workers

14.6%

U.S. 14.5%

Nonprofit workers

9.4%

U.S. 8.8%

Median earnings by type of work

Type of work	40031	U.S.
Management, business, science and arts	$76,957	$74,888
Service	$23,402	$26,804
Sales and office	$37,250	$40,476
Construction and maintenance	$51,034	$49,199
Production and transportation	$40,064	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

25%

Some college

21%

Associate's

10%

Bachelor's

21%

Graduate

14%

High school graduate or higher: 90.6%
Bachelor's degree or higher: 34.7%
Graduate or professional degree: 13.8%
Households with broadband: 93.8%
Cable, fiber or DSL: 79.6%
No internet access: 4.3%
Without health insurance: 4.4%
Limited-English households: 0.9%

Geography

City (USPS): La Grange
State: Kentucky
County: Oldham County
Center point: 38.4294° N, 85.4008° W
Land area: 67 sq mi
Water area: 0.9 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

40031 spans 2 counties

Oldham County94% of land
Henry County7% of land

Cities and towns within this zip

La Grange11% of zip
Buckner (unincorporated)9% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 40031

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
40032	La Grange, KY · PO box	3.7 mi	—	—	—
40010	Buckner, KY	5.1 mi	678	$196,125	$591,500
40077	Westport, KY	5.1 mi	678	$73,333	$196,400
40055	Pendleton, KY	6.1 mi	1,942	$97,939	$294,900
40026	Goshen, KY	6.3 mi	5,975	$134,254	$432,100
40014	Crestwood, KY	6.4 mi	23,101	$121,189	$393,700
40068	Smithfield, KY	6.8 mi	2,570	$80,750	$325,300
47104	Bethlehem, IN	8.8 mi	9	—	—
40070	Sulphur, KY	9.4 mi	360	—	$168,200
40056	Pewee Valley, KY	9.6 mi	3,441	$134,115	$339,900
47162	New Washington, IN	9.6 mi	514	$59,444	$155,400
40059	Prospect, KY	11 mi	20,892	$152,727	$559,300

Zip codes like 40031 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 40031

What city is zip code 40031?

40031 is assigned to La Grange, Kentucky. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 40031 in?

40031 is mostly in Oldham County, but it extends into 1 other county.

What is the population of 40031?

About 26,259 people live in 40031, according to the Census Bureau's American Community Survey.

What time zone is 40031 in?

40031 is in Eastern Time.

What is the median household income in 40031?

The median household income in 40031 is $98,513.

What zip codes are near 40031?

The closest zip codes to 40031 are 40032, 40010, 40077, 40055, 40026.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 40031, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.