US Census Data

ZIP 40023 vs ZIP 40031

A side-by-side comparison of ZIP Code 40023 and ZIP Code 40031: population, income, housing, and more.

ZIP 40023 and ZIP 40031 are ZIP Code areas in Kentucky. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 40031 has the higher population (25,697 vs 6,484 in ZIP 40023). ZIP 40023 has the higher median household income ($135,863 vs $96,682 in ZIP 40031). ZIP 40023 has the higher median home value ($430,200 vs $316,300 in ZIP 40031).

Population, income & housing

ZIP 40023ZIP 40031
Population6,48425,697
Median age43.4 yrs39.6 yrs
Median household income$135,863$96,682
Median home value$430,200$316,300
Median gross rent$1,199$1,120
Housing units2,3778,507
Homeownership rate97.1%81.8%
Bachelor's degree or higher50.1%34.1%
Unemployment rate2.6%2.7%

Trends (ACS 5-year, 2019–2023)

ZIP 40023ZIP 40031
Population5,372 → 6,484 (+20.7%)24,477 → 25,697 (+5.0%)
Median household income$115,819 → $135,863 (+17.3%)$74,381 → $96,682 (+30.0%)
Median home value$328,300 → $430,200 (+31.0%)$227,100 → $316,300 (+39.3%)
Median gross rent$1,245 → $1,199 (-3.7%)$834 → $1,120 (+34.3%)

ZIP 40023

Population
5,3726,484
Median household income
$115,819$135,863
Median home value
$328,300$430,200
Median gross rent
$1,245$1,199

ZIP 40031

Population
24,47725,697
Median household income
$74,381$96,682
Median home value
$227,100$316,300
Median gross rent
$834$1,120

Age & race/ethnicity

Age distribution (share)

ZIP 40023ZIP 40031
Under 57.5%4.8%
5 to 1717.6%15.9%
18 to 244.3%8.0%
25 to 3413.1%14.7%
35 to 4411.3%15.0%
45 to 5416.1%15.0%
55 to 6414.1%11.9%
65 to 7414.6%9.6%
75 and over1.3%5.1%

Race & ethnicity (share)

ZIP 40023ZIP 40031
White (non-Hispanic)84.1%83.9%
Black or African American7.1%6.2%
American Indian & Alaska Native0.0%0.1%
Asian3.1%0.8%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.3%0.5%
Two or more races0.9%3.3%
Hispanic or Latino4.5%5.1%

Educational attainment (age 25+)

Share of adults 25+

ZIP 40023ZIP 40031
No high school diploma1.3%10.8%
High school graduate18.2%25.0%
Some college or associate's30.4%30.1%
Bachelor's degree28.4%20.8%
Graduate or professional degree21.8%13.3%

Commute to work

How workers get to work (share)

ZIP 40023ZIP 40031
Drove alone75.0%76.2%
Carpooled6.1%11.6%
Public transit0.0%0.0%
Walked0.0%0.2%
Bicycle0.0%0.0%
Worked from home18.3%11.8%
Other means0.6%0.2%

Housing

Units in structure (share)

ZIP 40023ZIP 40031
1-unit, detached97.4%81.1%
1-unit, attached0.0%3.9%
2 to 4 units0.0%3.5%
5 to 19 units0.0%7.0%
20 or more units1.9%1.2%
Mobile home & other0.7%3.2%

Poverty & households

ZIP 40023ZIP 40031
Poverty rate2.4%6.0%
Average household size2.842.71
Mean commute (minutes)2925
Median year structure built20051994

Full profiles

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ZIP 40023 vs ZIP 40031: Compare Population & Demographics | US Census Data