ZIP code
40243
Louisville, KY
40243 covers Louisville in Jefferson County, with 12,049 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 40243. Methodology
ZIP code map of 40243

About ZIP code 40243
Acceptable cities: Douglass Hills, Douglass Hls, Middletown, Woodland Hills, Woodland Hls
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 40243. Not ACS. Methodology
People in 40243
Race
- White9,312
- Black or African American836
- American Indian or Alaska Native21
- Asian401
- Native Hawaiian and Pacific Islander2
- Other race216
- Two or more races733
Hispanic or Latino (any race): 543
Age
- Under 101,219
- 10 to 191,368
- 20 to 291,213
- 30 to 391,460
- 40 to 491,320
- 50 to 591,465
- 60 to 691,415
- 70 to 791,176
- 80 and older885
Income and housing in 40243
Education
- High school graduate96.7%
- Bachelor's degree51.5%
- Graduate degree18.5%
Places covering 40243
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Middletown60.1%
- Douglass Hills30.4%
- Woodland Hills6.4%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Jefferson County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Population history for 40243
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 9,556 | |
| 2006 | 9,207 | |
| 2007 | 9,704 | |
| 2008 | 9,331 | |
| 2009 | 9,471 | |
| 2010 | 9,535 | |
| 2011 | 10,219 | 9,842 |
| 2012 | 10,004 | 9,830 |
| 2013 | 10,509 | 9,880 |
| 2014 | 10,569 | 10,010 |
| 2015 | 10,361 | 10,190 |
| 2016 | 10,364 | 10,030 |
| 2017 | 10,727 | 10,000 |
| 2018 | 10,414 | 10,080 |
| 2019 | 10,485 | 10,240 |
| 2020 | 10,290 | 10,640 |
| 2021 | 11,953 | 10,280 |
| 2022 | 11,943 | 10,570 |
| 2023 | 12,049 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 40243
12 nearest ZIP centroids (any distance)
- 40223Louisville1.3 miPop 23,264 · Income $97,033
- 40242Louisville3.9 miPop 11,099 · Income $79,201
- 40222Louisville4.6 miPop 21,634 · Income $81,623
- 40241Louisville4.7 miPop 30,910 · Income $95,775
- 40220Louisville5.0 miPop 33,893 · Income $73,502
- 40245Louisville5.1 miPop 39,261 · Income $120,171
- 40056Pewee Valley5.3 miPop 3,361 · Income $123,317
- 40299Louisville6.2 miPop 41,724 · Income $85,419
- 40207Louisville6.9 miPop 28,633 · Income $98,583
- 40041Masonic Home7.3 miPop 518 · Income —
- 40218Louisville7.6 miPop 33,292 · Income $56,191
- 40025Glenview7.7 miPop 652 · Income $250,000+
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 40223 | Louisville | KY | 1.3 mi | 23,264 | $97,033 |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 40243 FAQ
- What city is ZIP code 40243 in?
- 40243 is in Louisville, KY.
- What county is 40243 in?
- 40243 is in Jefferson County.
- What is the median household income in 40243?
- The median household income in 40243 is $75,859.
- Which ZIP codes are near 40243?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 40243.