PlainZIP

Louisville, KY · standard

ZIP Code 40243

Jefferson County, Kentucky - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

10,210
983/sq mi
$77,587
Median income
$323,200
Median home value
54.9%
Bachelor's or higher

The verdict

Louisville pairs an above-median household income with above-median home values, in a low-density, homeowner-dominated area.

Top 41%
household income, US ZIPs
Top 30%
home value, US ZIPs
983
people per sq mi
63%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40243 against every reporting US ZIP.

ZIP code 40243 is a mid-sized community (a standard USPS delivery area) in Louisville, Jefferson County, Kentucky, home to 10,210 residents across 10.4 square miles, a density of 983 people per square mile, in the New York time zone.

ZIP 40243 lands in the middle-income range, with a median household income of $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%. Housing costs here run $323,200 for a typical home value (103% above the state average), with rent averaging $1,444 a month; 63.1% of homes are owner-occupied.

This is a highly-educated ZIP: 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 on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 40243

Top 5 sectors by establishment count in Louisville, KY

Which industries have the most business establishments in ZIP 40243.

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 · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 40243?

48.0

Median Age

45.9%

Male

54.1%

Female

8.7%

Foreign-Born

White 79.0%
African American 6.3%
Asian 3.7%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.2%
Hispanic or Latino 6.8%

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

How ZIP 40243 ranks nationally

Louisville, KY household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$77,587 Top 41% higher than 59% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 68.4%
Bachelor's Degree or Higher 54.9%

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

Owner 63.1%
Renter 36.9%

$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 40243 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 40243 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 40243 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 40243 ranks #null of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

40214 standard
Louisville, KY
Pop: 45,291
40216 standard
Louisville, KY
Pop: 40,746
40299 standard
Louisville, KY
Pop: 38,371
40219 standard
Louisville, KY
Pop: 38,032
40272 standard
Louisville, KY
Pop: 37,394
40229 standard
Louisville, KY
Pop: 36,852

Related Areas

Jefferson County Louisville, KY Kentucky

Frequently Asked Questions

What county is ZIP code 40243 in? ▼
ZIP code 40243 (Louisville) is located in Jefferson County, Kentucky. Jefferson County contains multiple ZIP codes, see the full list at /counties/jefferson-ky.
What is the population of ZIP code 40243? ▼
ZIP code 40243 in Louisville, KY has a population of 10,210 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40243? ▼
The median household income in ZIP 40243 is $77,587, which is 2% above the national average of $76,288.
What is the average home value in ZIP 40243? ▼
The median home value in ZIP 40243 is $323,200, which is 16% above the national average of $278,155.
What is the demographic makeup of ZIP 40243? ▼
The largest racial group in ZIP 40243 is White at 79.0%. Hispanic or Latino residents make up 6.8% of the population.
How many businesses are in ZIP code 40243? ▼
ZIP code 40243 has 659 business establishments employing approximately 8,262 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 40243? ▼
The top industries by establishment count in ZIP 40243 are: Professional, scientific, and technical services (100), Health care and social assistance (90), Finance and insurance (89). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 40243? ▼
According to the FHFA House Price Index, home values in ZIP 40243 increased by 2.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 132%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 40243? ▼
In ZIP code 40243, 68.4% of residents aged 25+ have a high school diploma or higher, and 54.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 40243? ▼
The mean commute time for workers in ZIP code 40243 is 18.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 40243? ▼
In ZIP code 40243, approximately 63.1% of occupied housing units are owner-occupied and 36.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 40243? ▼
The poverty rate in ZIP code 40243 is 7.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.