ZIP Code 40243
standardSource:
Louisville · Jefferson County · Kentucky
- Population
- 10,210
- Median income
- $77,587
- Median home value
- $323,200
- Bachelor's or higher
- 54.9%
- Land area
- 10.4 sq mi
983/sq mi
▲ 2% vs US
higher than 59% of US ZIPs
▲ 16% vs US
higher than 70% of US ZIPs
Median age 48
New York
ZIP code 40243 in Louisville, Kentucky has a population of 10,210. The median household income is $77,587, which is 2% above the national average. Median home value is $323,200, 16% above the US average. 54.9% of residents hold a bachelor's degree or higher.
ZIP code 40243 is classified by USPS as a standard delivery area and covers roughly 10.4 square miles in Louisville, Jefferson County, Kentucky. The area is home to 10,210 residents, producing a population density of 983 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 40243 against Kentucky and the nation.
On the economic side, the median household income for ZIP 40243 sits at $77,587 (30% above the Kentucky average), while per-capita income is $49,797. The poverty rate stands at 7.2% and the unemployment rate at 5.6%. On housing, the median home value is $323,200 (103% above the state average) with median rent at $1,444 per month, and 63.1% of occupied units are owner-occupied, a direct signal of whether 40243 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 54.9% of adults hold a bachelor's degree or higher, the median age is 48, and the average commute is 19 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Jefferson County, so you can benchmark 40243 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 40243
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 40243.
- Professional, scientific, and technical services
Professional, scientific, and technical services
100 establishments
- Health care and social assistance
Health care and social assistance
90 establishments
- Finance and insurance
Finance and insurance
89 establishments
- Retail trade
Retail trade
85 establishments
- Other services (except public administration)
Other services (except public administration)
77 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 40243, Louisville, KY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
10,210
Population
10.4
Area (sq mi)
983
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 40243?
48.0
Median Age
45.9%
Male
54.1%
Female
8.7%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$77,587
Median Household Income
+30% vs state
$49,797
Per Capita Income
7.2%
Poverty Rate
5.6%
Unemployment Rate
18.7 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
6,204
Total Housing Units
5,741
Occupied Units
463
Vacant Units
2.08
Avg Household Size
Occupancy Type
$323,200
Median Home Value
+103% vs state
$1,444
Median Rent
1981
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+2.4%
YoY Change (2024)
232
HPI Index (2000 = 100)
+132%
Total Change Since 2000
Home values in ZIP 40243 have increased 2.4% over the past year (2024). Since 2000, this ZIP has seen +132% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.0% | 165 |
| 2021 | +9.9% | 181 |
| 2022 | +11.9% | 203 |
| 2023 | +11.5% | 226 |
| 2024 | +2.4% | 232 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 659 business establishments in ZIP 40243, employing approximately 8,262 people with a combined annual payroll of $396,072,000.
659
Businesses
8,262
Employees
$396.1M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 100 | 15.2% |
| Health care and social assistance | 90 | 13.7% |
| Finance and insurance | 89 | 13.5% |
| Retail trade | 85 | 12.9% |
| Other services (except public administration) | 77 | 11.7% |
| Accommodation and food services | 62 | 9.4% |
| Real estate and rental and leasing | 34 | 5.2% |
| Administrative and support and waste management and remediation services | 33 | 5.0% |
| Construction | 29 | 4.4% |
| Wholesale trade | 16 | 2.4% |
| Educational services | 12 | 1.8% |
| Information | 9 | 1.4% |
| Management of companies and enterprises | 7 | 1.1% |
| Arts, entertainment, and recreation | 6 | 0.9% |
| Manufacturing | 5 | 0.8% |
| Transportation and warehousing | 4 | 0.6% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 40243 vs 40223 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 40223 | Louisville, KY | 22,011 | 1.5 mi |
| 40299 | Louisville, KY | 38,371 | 5.4 mi |
| 40242 | Louisville, KY | 10,930 | 4.0 mi |
| 40241 | Louisville, KY | 28,988 | 4.9 mi |
| 40220 | Louisville, KY | 33,109 | 4.8 mi |
| 40245 | Louisville, KY | 30,109 | 4.8 mi |
| 40056 | Pewee Valley, KY | 3,263 | 5.3 mi |
| 40222 | Louisville, KY | 21,359 | 5.2 mi |
| 40041 | Masonic Home, KY | 286 | 7.2 mi |
| 40207 | Louisville, KY | 29,745 | 6.9 mi |
More ZIP Codes in Jefferson County
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Frequently Asked Questions
What county is ZIP code 40243 in? ▼
What is the population of ZIP code 40243? ▼
What is the median household income in ZIP 40243? ▼
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What is the demographic makeup of ZIP 40243? ▼
How many businesses are in ZIP code 40243? ▼
What are the main industries in ZIP code 40243? ▼
How have home values changed in ZIP code 40243? ▼
What is the education level in ZIP code 40243? ▼
What is the average commute time in ZIP 40243? ▼
What percentage of residents own vs. rent in ZIP 40243? ▼
What is the poverty rate in ZIP code 40243? ▼
ZIP Code Research Guides
Official Data Resources for Louisville, KY
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.