US Census Data

ZIP Code 40031

ZIP Code Tabulation Area in Oldham County, Kentucky.

Population
25,697
+5.0%’19–’23
Median household income
$96,682
+30.0%’19–’23
Median home value
$316,300
+39.3%’19–’23

ZIP Code 40031 (Oldham County, Kentucky) is home to about 25,697 residents. The median household income of $96,682 is below the Oldham County median ($121,491).

Between 2019 and 2023, ZIP Code 40031's population grew 5.0% from 24,477 to 25,697, while its median gross rent rose 34.3% from $834 to $1,120.

6.0% of residents live below the poverty line. Households average 2.71 people.

Demographics

ACS 2019–2023
Population
25,697
Median age
39.6 yrs
Median household income
$96,682
Median home value
$316,300
Median gross rent
$1,120
Housing units
8,507
Homeownership rate
81.8%
Bachelor's degree or higher
34.1%
Unemployment rate
2.7%

Trends

ACS 5-year · 2019–2023
Population
24,47725,697
Median household income
$74,381$96,682
Median home value
$227,100$316,300
Median gross rent
$834$1,120
YearPopulationMedian household incomeMedian home valueMedian gross rent
201924,477$74,381$227,100$834
202023,907$74,973$239,100$889
202125,163$83,248$257,900$985
202225,091$90,652$293,400$1,076
202325,697$96,682$316,300$1,120

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 51,2364.8%
5 to 174,08815.9%
18 to 242,0508.0%
25 to 343,78814.7%
35 to 443,86215.0%
45 to 543,84615.0%
55 to 643,04611.9%
65 to 742,4799.6%
75 and over1,3025.1%

Race & ethnicity

CountShare
White (non-Hispanic)21,56983.9%
Black or African American1,5896.2%
American Indian & Alaska Native280.1%
Asian1980.8%
Native Hawaiian & Pacific Islander60.0%
Some other race1380.5%
Two or more races8483.3%
Hispanic or Latino (any race)1,3215.1%

Educational attainment (age 25+)

CountShare
No high school diploma1,98410.8%
High school graduate4,57425.0%
Some college or associate's5,51830.1%
Bachelor's degree3,80620.8%
Graduate or professional degree2,44113.3%

Commute to work

Mean travel time to work
25 min

How workers get to work

CountShare
Drove alone8,77676.2%
Carpooled1,33011.6%
Public transit00.0%
Walked270.2%
Bicycle00.0%
Worked from home1,35411.8%
Other means250.2%

Travel time

CountShare
Under 15 min2,69226.5%
15 to 29 min2,85628.1%
30 to 44 min3,43333.8%
45 to 59 min7087.0%
60+ min4694.6%

Households

Average household size
2.71
Poverty rate
6.0% (1,328 of 22,043)
CountShare
Family households6,18976.0%
Nonfamily households1,95224.0%

Housing

Median year structure built
1994

Occupancy

CountShare
Occupied8,14195.7%
Vacant3664.3%

Tenure (of occupied units)

CountShare
Owner-occupied6,65981.8%
Renter-occupied1,48218.2%

Units in structure

CountShare
1-unit, detached6,90181.1%
1-unit, attached3333.9%
2 to 4 units2993.5%
5 to 19 units5987.0%
20 or more units1011.2%
Mobile home & other2753.2%

Geography

ZCTA
40031
Land area
67 sq mi
Water area
0.87 sq mi
Center point
38.4294, -85.4008

Counties this ZIP covers

2

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

9