US ZIP Code
40203

Louisville, KY

Jefferson County  ·  Kentucky

● Active
👥 17,540 Population ↓ 2% since 2019
💰 $31,430 Median HH Income
▼ 59% below avg ↑ 60% since 2019
🎂 34.8 Median Age ↓ 6% since 2019
🏠 $179,300 Median Home Value
▼ 36% below avg ↑ 108% since 2019
🎓 33.7% College Grads
▼ 13% below avg
📊 9.7% Unemployment
▲ 99% above avg ↓ 28% since 2019
ZIP Code Details
ZIP Code40203
CityLouisville
StateKentucky (KY)
CountyJefferson County
Area Code502
Elevation458 ft
Latitude38.252157
Longitude-85.765194
TimezoneNew York (DST)
FIPS21111
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.2% (8,458) Female 51.8% (9,082) ♀

Race & Ethnicity

White: 44%Hispanic: 2.7%Black: 49.2%Asian: 0.4%Other: 3.5%Race
White44.0%
Hispanic2.7%
Black49.2%
Asian0.4%
Other3.5%

Age Breakdown

Under 5
7%
5–17
12%
18–24
13%
25–44
30%
45–64
25%
65+
6%

Key Indicators

Median Age34.8 yrs ↓ 6% since 2019
Avg Household Size1.82
Below Poverty38.2% ▲ 282% above avg
College Grads33.7% ▼ 13% below avg
Unemployment9.7% ▲ 99% above avg
No HS Diploma382 (3.5%)
HS Graduate3,487 (31.7%)
Some College1,821 (16.5%)
Associates1,613 (14.6%)
Bachelors1,065 (9.7%)
Graduate Degree2,645 (24%)

Education

No HS: 3.5%HS Grad: 31.7%Some College: 16.5%Associates: 14.6%Bachelors: 9.7%Graduate: 24%Edu
No HS3.5%
HS Grad31.7%
Some College16.5%
Associates14.6%
Bachelors9.7%
Graduate24.0%
Housing & Income

Housing Tenure

Owner: 24.7%Renter: 75.3%Tenure
Owner24.7%
Renter75.3%

Home Value Distribution

Under $50k
13%
$50k–100k
18%
$100k–150k
13%
$150k–200k
15%
$200k–300k
23%
$300k–500k
10%
Over $500k
8%

Financials

Median HH Income$31,430 ▼ 59% below avg ↑ 60% since 2019
Median Home Value$179,300 ▼ 36% below avg ↑ 108% since 2019
Home/Income Ratio5.7x (nat avg ~3.5x)
Median Rent$828/mo ↑ 49% since 2019
Total Units10,754
Vacant Units1,789
Avg HH Size1.82

Income Distribution

Under $25k
45%
$25k–50k
23%
$50k–75k
12%
$75k–100k
7%
$100k–150k
8%
$150k–200k
3%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
61%
Public Transit
14%
Walked
6%
Work From Home
19%

Commute Time

Under 15 min
33%
15–30 min
44%
30–45 min
15%
Over 45 min
8%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
5%
1960s–1970s
5%
1980s–1990s
11%
2000+
76%

Summary

Total Units10,754
Vacant1,789
Owner Occupied24.7%
Renter Occupied75.3%
Avg HH Size1.82
Frequently Asked Questions
ZIP code 40203 is in Louisville, KY, in Jefferson County.
ZIP code 40203 is located in Kentucky (KY).
ZIP code 40203 is in Jefferson County, KY.
ZIP 40203 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 40203 is 17,540 people (ACS 2023).
The median household income in ZIP code 40203 is $31,430 (ACS 2023).
The median home value in ZIP 40203 is $179,300 (ACS 2023).
About ZIP Code 40203

ZIP code 40203 is located in Louisville, Kentucky, within Jefferson County. With a population of 17,540, this is a moderately populated ZIP code with a relatively young community — the median age is 34.8 years. Economically, 40203 is a lower-income ZIP code: the median household income of $31,430 is well below the national average.

Real estate in ZIP code 40203 represents an affordable housing market. The median home value of $179,300 is below the national average. Renters can expect to pay around $828 per month in median rent. This is predominantly a renter community, with 75.3% of occupied units rented — typical of urban and transitional neighborhoods. Median home values have increased by 108% since 2019.

The population of 40203 is racially diverse, with Black as the largest group at 49.2%. Residents are moderately educated — 33.7% hold a bachelor's degree or higher, which is near the national average. Poverty affects a significant share of residents at 38.2%. Household income has grown by 60% since 2019.

The unemployment rate in 40203 stands at 9.7%, which is significantly above the national average. About 17% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 54%.

Overall, ZIP code 40203 in Louisville, KY is characterized as lower-income, moderately educated, and a relatively young community. With 17,540 residents, a median household income of $31,430, and a median home value of $179,300, it offers a clear picture of life in this part of Kentucky.