Zip Code 40221, Louisville, KY

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Account Login800-425-1169 ZIP Code 40221 in Louisville, KY
  1. Home
  2. Kentucky
  3. Jefferson County
  4. Louisville, KY
  5. ZIP Code 40221
MapPopulationIncomeHousingEducationStatisticalNearbySchoolsPopulation & People by Race, Gender, and Age GroupPeopleTotal Population2More | Race | AgeHousehold Income and Income Over Time (Household, Family, Nonfamily, Male, Female)IncomeHousehold Income$0See Chart | Over TimeHousing, House Value, and RentHousingHome Value$0Compare | RentHealthcare Coverage and Poverty Status over timeHealthcareWithout Coverage--Chart | Poverty LevelLocal Business & EconomyBusiness/EconomyTotal Businesses6More | EmploymentFamilies, Households, and OccupancyFamiliesTotal Households0More | Owner / RenterEmployment Status and OccupationEmploymentEmployment Rate--Chart | By OccupationEducational Attainment & EnrollmentEducationBachelor's Degree+--Chart | EnrollmentPublic, Private, and Post Secondary SchoolsSchoolsPublic Schools--All Schools | CollegesGeography, Land Area, and Statistical ClassificationsGeographyLand Area & More0.144 sq miLearn More Data Last Updated: February 1, 2026Print Map | Load 40221 ZIP Code Map | © MapTiler© OpenStreetMap contributors
City:Louisville, Kentucky
County:Jefferson County
Timezone:Eastern (GMT -05:00)
Local Time:9:21:50 PM
Population:2 [See All]
Area Code:502
Classification:PO Box
Coordinates:38.2545, -85.7595
Land Area:0.144 sq mi
Quick Link:https://www.zip-codes.com/zip-code/40221/zip-code-40221.asp

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40221 Louisville, KY - Postal Facility ZIP

ZIP Code 40221, Louisville

Retirement Unique ZIP LocationJefferson County, KY Area0 sq mi Single Point Population2 HouseholdsN/A PO Boxes170 Median Age10.0 years (Young) ZIP CreatedBefore Oct 2004 Enclosed InZIP Code 40209
Key Facts
  • This is a postal facility ZIP Code, not a residential community, with only 2 people counted in the Census tabulation area
  • The facility maintains 170 PO Boxes and 102 business delivery points, serving customers from surrounding Louisville neighborhoods
  • PO Box holders can use street addressing format with Crittenden Drive and a unit number instead of traditional PO Box format
  • This ZIP is enclosed within ZIP Code 40209 and serves as a specialized mail facility rather than a geographic area with residential delivery
  • The ZIP was classified as PO Box before October 2004 and continues to operate primarily for box and business mail services

What This ZIP Serves

ZIP Code 40221 is a PO Box facility ZIP in Louisville, Kentucky, serving the Highland Park and South Side neighborhoods of Jefferson County. This isn't a residential community. It's a postal facility location that handles PO Box and business mail services.

PO Box Services and Street Addressing

The post office at this location maintains 170 PO Boxes and serves 102 business delivery points. Most box holders can use the PO Box Street Addressing format with Crittenden Drive as the street address, meaning a box holder can receive mail addressed to a unit number on Crittenden Drive instead of writing "PO Box." This facility operates with two city carrier routes handling the business and box mail.

Postal Operations

This ZIP is enclosed within the larger 40209 ZIP Code area and works as a postal service point rather than a geographic community. The facility names in the postal records include Louisville CFS Unit, Prospect Annex, and standard USPS building designations. Since this ZIP has a standard sibling (40209), residents in the area receive regular street delivery through neighboring Louisville ZIP Codes while this location specializes in PO Box services.

Street Name Patterns

Pbsa Addressing Facility Operations

Single street used for PO Box Street Addressing, allowing box holders to use a street format for their mailing address.

Nearby Areas

Highland Park South Side Fairgrounds Wilder Park Beechmont Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics

ZIP Code 40221 has 2 residents and 0 households. The median age is 10.0 years, significantly younger than the state (39.4) and significantly younger than the nation (38.8). The gender split is 50.0% male and 50.0% female, which is about the same as the national male share (49.1%). Largest groups are Black or African American (50.0%, much higher than the state average of 8.0% and well above the national average of 12.4%) and White (0.0%, much lower than the state average of 82.4% and well below the national average of 61.6%); Hispanic or Latino residents make up 0.0%, which is much lower than the national average (18.7%), and Black or African American share is much higher than both the state (8.0%) and national averages (12.4%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & CitizenshipSource: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.

2020 Population:2Source: Census DHC
2024 ACS Population Estimate:0Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:13.9 people per sq mile
Average Income:$0Source: Census ACS
Households:0Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:0.00Source: Census DHC
Average Family Size:0.00Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)

Line chart of ZIP 40221 population estimates from 2011-2024, with markers for the 2010 and 2020 Decennial Census counts to show growth or decline over time. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--00000000000000
Decennial Census0------------------2--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)

Median Age: 10

Male Median Age: 2.5

Female Median Age: 17.5

Line chart for ZIP 40221 showing total, male, and female population by age group. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male100000000000000000
Female000100000000000000
Total100100000000000000
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)Pie Chart & TableComparison Chart

Population by Race

Pie chart of the racial and ethnic makeup of ZIP 40221. Table below includes counts and percentages. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
White:00%
Black:1100.00%
Hispanic:*00%
Asian:00%
American Indian:00%
Hawaiian:00%
Other:00%
Total:1100%
Comparison Bar chart comparing ZIP 40221 to Louisville, Jefferson, Kentucky, and the U.S. for each race/ethnicity group. Chart loads automatically and replaces this content. Load Chart Manually (if needed)Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.Pie Chart & TableComparison Chart

Gender Breakdown

Simple chart showing male vs female share of the population in ZIP Code 40221. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
GenderCount%Median Age
Males:150.00%2.5 years
Females:150.00%17.5 years
Total:2100%10.0 years
Comparison Bar Chart ZIP 40221 to Louisville, Jefferson, Kentucky, and the U.S. for each Gender (male vs female). Chart loads automatically and replaces this content. Load Chart Manually (if needed)Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship

Pie chart showing nativity in ZIP 40221. Categories include native residents (born in the United States, Puerto Rico, U.S. Island Areas, or abroad to American parents) and foreign-born residents. A table below lists counts and percentages. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Native, born in the United States:00%
Native, born in PR, Island Areas, or abroad:00%
Foreign born, naturalized U.S. citizen:00%
Foreign born, not a U.S. citizen:00%
Total Population:0100%
Total Native Population:00%
Total Foreign-born Population:00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICSNote: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Business & Employment Statistics

ZIP Code 40221 supports both business and residential activity. According to the Business Census (2024), there are 6 business establishments, employing about 37 people with an annual payroll of $903,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:2,845Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:6Source: CBP
1st Quarter Payroll:$247,000Source: CBP
Annual Payroll:$903,000Source: CBP
# of Employees:37Source: CBP

Geography, Land Area, & Statistical Classifications

ZIP Code 40221 is located in Jefferson County, Kentucky, within the Louisville/Jefferson County, KY-IN Metropolitan Statistical Area (CBSA 31140) and Kentucky's 3rd Congressional District. This Metro area has a population of 1,283,566 people, about 0.00% of whom live in ZIP Code 40221. It covers 0.144 sq mi of land and a water area of 0 sq mi.

CBSA Name:Louisville/Jefferson County, KY-INSource: Census
CBSA Number:31140Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:1,283,566Source: Census
MSA:Louisville, KY-IN MSASource: Census
Land Area:0.144 sq miSource: Census
Water Area:--Source: Census
Congressional District:03Source: USPS
Congressional Land Area:319.34 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2148000Source: Census
Place Name:Louisville city; KentuckySource: Census

Adjacent & Nearby ZIP Codes

  • 40209: Louisville, KY 40221 exists inside 40209
  • 40215: Louisville, KY
  • 40292: Louisville, KY
  • 40213: Louisville, KY
  • 40217: Louisville, KY
  • 40208: Louisville, KY
  • 40285: PO BOX
  • 40287: Louisville, KY
  • 40289: Louisville, KY
  • 40290: PO BOX
  • 40293: Louisville, KY
  • 40294: Louisville, KY
  • 40295: PO BOX
  • 40296: Louisville, KY
  • 40297: Louisville, KY
  • 40298: PO BOX
  • 40231: PO BOX
  • 40214: Louisville, KY
  • 40210: Louisville, KY
  • 40232: PO BOX
40222 | | 40220

Schools in ZIP Code 40221

We could not locate which school district 40221 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Jefferson Regional Juvenile Detention Ce 8711 Lagrange Rd Building DLouisville, KY 40242District: Jefferson County School DistrictNearbyJefferson Technical College 727 West ChestnutLouisville, KY 40203District: Jefferson County School DistrictNearbyKentucky Tech - Jefferson Campus 727 West Chestnut StLouisville, KY 40203District: Jefferson County School DistrictNearbyJ. Graham Brown School 546 South First StreetLouisville, KY 40202District: Jefferson County School DistrictNearbyAhrens Educational Resource Center 546 S First StLouisville, KY 40202District: Jefferson County School DistrictNearbySt Francis School 233 W BroadwayLouisville, KY 40202District: Private SchoolNearbyPresentation Academy 861 S 4th StLouisville, KY 40203District: Private SchoolNearbyNativity Academy At St Boniface 529 E Liberty StLouisville, KY 40202District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 40221

Jefferson Community And Technical College 109 East BroadwayLouisville, KY 40202Type: Post SecondarySpalding University 901 S Fourth StreetLouisville, KY 40203-2188Type: Post SecondarySimmons College Of Kentucky 1018 South 7th StreetLouisville, KY 40203-3322Type: Post SecondaryUniversity Of Louisville 2301 S 3rd StLouisville, KY 40292-0001Type: Post SecondaryIdeal Beauty Academy 1401 Youngstown DrJeffersonville, IN 47130Type: Post SecondaryPj's College Of Cosmetology- Jeffersonville 1710 E. 10th StreetJeffersonville, IN 47130-6290Type: Post Secondary

Sources & References

Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov
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