PlainZIP

Louisville, KY · standard

ZIP Code 40242

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

10,930
1,582/sq mi
$75,417
Median income
$299,600
Median home value
47.9%
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 45%
household income, US ZIPs
Top 33%
home value, US ZIPs
1,582
people per sq mi
67%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40242 against every reporting US ZIP.

ZIP code 40242 is a mid-sized community (a standard USPS delivery area) in Louisville, Jefferson County, Kentucky, home to 10,930 residents across 6.9 square miles, a density of 1,582 people per square mile, in the New York time zone.

ZIP 40242 lands in the middle-income range, with a median household income of $75,417 (26% above the Kentucky average), while per-capita income is $45,951. Poverty here runs at 8.6%, with unemployment measured at 5.6%. On housing, the median home value is $299,600 (88% above the state average) with median rent at $1,314 per month, and 67.1% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 47.9% of adults hold a bachelor's degree or higher, the median age is 37.5, and the average commute is 20 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Jefferson County, letting you compare 40242 to its immediate surroundings rather than a national baseline 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 40242

Top 5 sectors by establishment count in Louisville, KY

Which industries have the most business establishments in ZIP 40242.

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 40242, 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

10,930

Population

6.9

Area (sq mi)

1,582

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 40242?

37.5

Median Age

46.6%

Male

53.4%

Female

11.5%

Foreign-Born

White 75.4%
African American 12.3%
Asian 5.0%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.1%
Two or More Ethnicities 5.7%
Hispanic or Latino 4.2%

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?

$75,417

Median Household Income

+26% vs state

$45,951

Per Capita Income

8.6%

Poverty Rate

5.6%

Unemployment Rate

19.9 min

Mean Commute Time

How ZIP 40242 ranks nationally

Louisville, KY household income vs. every US ZIP code

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

$75,417 Top 45% higher than 55% 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 66.6%
Bachelor's Degree or Higher 47.9%

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

What does housing look like?

5,135

Total Housing Units

5,010

Occupied Units

125

Vacant Units

2.22

Avg Household Size

Occupancy Type

Owner 67.1%
Renter 32.9%

$299,600

Median Home Value

+88% vs state

$1,314

Median Rent

1976

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

+1.8%

YoY Change (2024)

235

HPI Index (2000 = 100)

+135%

Total Change Since 2000

Home values in ZIP 40242 have increased 1.8% over the past year (2024). Since 2000, this ZIP has seen +135% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.0% 170
2021 +9.9% 187
2022 +12.1% 209
2023 +10.2% 231
2024 +1.8% 235

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 127 business establishments in ZIP 40242, employing approximately 1,361 people with a combined annual payroll of $46,052,000.

127

Businesses

1,361

Employees

$46.1M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Real estate and rental and leasing 19 15.0%
Professional, scientific, and technical services 18 14.2%
Retail trade 17 13.4%
Construction 15 11.8%
Other services (except public administration) 15 11.8%
Administrative and support and waste management and remediation services 10 7.9%
Health care and social assistance 9 7.1%
Information 5 3.9%
Educational services 5 3.9%
Accommodation and food services 5 3.9%
Wholesale trade 4 3.1%
Arts, entertainment, and recreation 4 3.1%

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 40242 vs 40222 →

ZIP 40242 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 40242 ranks #7 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 40242 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 40242 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
40222 Louisville, KY 21,359 1.7 mi
40241 Louisville, KY 28,988 1.9 mi
40223 Louisville, KY 22,011 2.9 mi
40207 Louisville, KY 29,745 3.7 mi
40025 Glenview, KY 59 3.5 mi
40059 Prospect, KY 16,708 5.6 mi
40220 Louisville, KY 33,109 4.5 mi
40243 Louisville, KY 10,210 4.0 mi
40041 Masonic Home, KY 286 4.3 mi
40280 Louisville, KY 303 5.7 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 40242 in? ▼
ZIP code 40242 (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 40242? ▼
ZIP code 40242 in Louisville, KY has a population of 10,930 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40242? ▼
The median household income in ZIP 40242 is $75,417, which is 1% below the national average of $76,288.
What is the average home value in ZIP 40242? ▼
The median home value in ZIP 40242 is $299,600, which is 8% above the national average of $278,155.
What is the demographic makeup of ZIP 40242? ▼
The largest racial group in ZIP 40242 is White at 75.4%. Hispanic or Latino residents make up 4.2% of the population.
How many businesses are in ZIP code 40242? ▼
ZIP code 40242 has 127 business establishments employing approximately 1,361 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 40242? ▼
The top industries by establishment count in ZIP 40242 are: Real estate and rental and leasing (19), Professional, scientific, and technical services (18), Retail trade (17). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 40242? ▼
According to the FHFA House Price Index, home values in ZIP 40242 increased by 1.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 135%. 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 40242? ▼
In ZIP code 40242, 66.6% of residents aged 25+ have a high school diploma or higher, and 47.9% 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 40242? ▼
The mean commute time for workers in ZIP code 40242 is 19.9 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 40242? ▼
In ZIP code 40242, approximately 67.1% of occupied housing units are owner-occupied and 32.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 40242? ▼
The poverty rate in ZIP code 40242 is 8.6% 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.