ZIP Code 40233 in Louisville, KY

Data Last Updated: January 1, 2026
City:Louisville, Kentucky
County:Jefferson County
Timezone:Eastern (GMT -05:00)
Local Time:7:35:56 AM
Population:No Population Data
Area Code:502
Classification:PO Box
Coordinates:38.2545, -85.7595
Quick Link:
https://www.zip-codes.com/zip-code/40233/zip-code-40233.asp

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40233 - Louisville, KY

ZIP Code 40233, Louisville

Small Town Unique ZIP No Census Data
LocationJefferson County, KY
Area0 sq mi Single Point
Delivery Points130 (79 businesses)
PO Boxes51
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 40205
Key Facts
  • This is a PO Box ZIP code serving Louisville's Jefferson County, with 51 PO Boxes maintained at the facility.
  • The ZIP code has no recorded residential population in USPS data, functioning primarily as a mail processing point.
  • Gardiner Lane is the single street served, with 80 delivery records using unit-based addressing (apartments or offices).
  • ZIP code 40205 provides the primary street delivery service for the geographic area where 40233's post office is located.
  • The facility serves 79 business locations despite the small geographic footprint.
  • The post office sits within Louisville's South Side and Hayfield Dundee neighborhoods.

Postal Service Pattern

The facility provides delivery to a single street route along Gardiner Lane, which accounts for 80 delivery records with unit-based addressing. This pattern is common in Louisville's postal infrastructure, where certain ZIP codes function primarily as mail processing points while surrounding areas receive their street delivery through neighboring ZIP codes. Residents and businesses in the immediate area receive their standard mail service through the broader 40205 ZIP code, which geographically contains this location. The post office sits within the South Side and Hayfield Dundee neighborhoods, part of Louisville's metro government area.

Street Name Patterns

Single Street

Only Gardiner Lane appears in the delivery records, with all 80 records marked as unit-based addresses, suggesting an apartment complex or office building rather than diverse street delivery.

Nearby Areas

South Side Hayfield Dundee Watterson Park Bashford Manor Poplar Level

Business & Employment Statistics


ZIP Code 40233 supports both business and residential activity. According to the Business Census (2024), there are 10 business establishments, employing about 189 people with an annual payroll of $10,718,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:132Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:10Source: CBP
1st Quarter Payroll:$2,524,000Source: CBP
Annual Payroll:$10,718,000Source: CBP
# of Employees:189Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 40233 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 1,361,847 people, about 0.00% of whom live in ZIP Code 40233. It covers 0 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:1,361,847Source: Census
MSA:Louisville, KY-IN MSASource: Census
Land Area:--Source: 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


40241 | | 40232

Schools in ZIP Code 40233


We could not locate which school district 40233 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 D
Louisville, KY 40242
District: Jefferson County School DistrictNearby
Jefferson Technical College 727 West Chestnut
Louisville, KY 40203
District: Jefferson County School DistrictNearby
Kentucky Tech - Jefferson Campus 727 West Chestnut St
Louisville, KY 40203
District: Jefferson County School DistrictNearby
J. Graham Brown School 546 South First Street
Louisville, KY 40202
District: Jefferson County School DistrictNearby
Ahrens Educational Resource Center 546 S First St
Louisville, KY 40202
District: Jefferson County School DistrictNearby
St Francis School 233 W Broadway
Louisville, KY 40202
District: Private SchoolNearby
Presentation Academy 861 S 4th St
Louisville, KY 40203
District: Private SchoolNearby
Nativity Academy At St Boniface 529 E Liberty St
Louisville, KY 40202
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 40233


Jefferson Community And Technical College 101 W Broadway
Louisville, KY 40202-2005
Type: Post Secondary
Spalding University 901 S Fourth Street
Louisville, KY 40203-2188
Type: Post Secondary
Simmons College Of Kentucky 1018 South 7th Street
Louisville, KY 40203-3322
Type: Post Secondary
University Of Louisville 2301 S 3rd St
Louisville, KY 40292-0001
Type: Post Secondary
Ideal Beauty Academy 1401 Youngstown Dr
Jeffersonville, IN 47130
Type: Post Secondary
Pj's College Of Cosmetology- Jeffersonville 1710 E. 10th Street
Jeffersonville, IN 47130-6290
Type: 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 January 1, 2026.

  1. U.S. Postal Service [Last Updated: 1/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 1/1/2026], 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: 1/1/2026], https://nces.ed.gov