| City: | Louisville, Kentucky |
| City Alias: | Middletown |
| County: | Jefferson County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:22:12 PM |
| Population: | No Population Data |
| Area Code: | 502 |
| Classification: | PO Box |
| Coordinates: | 38.2545, -85.7595 |
| Quick Link: |
ZIP Code 40253 is a PO Box-classified ZIP in Louisville, Kentucky, serving the Middletown area of Jefferson County. This is a point location within the larger 40243 ZIP code boundary, functioning primarily as a business mail hub rather than a residential service area. The ZIP has no recorded residential population.
The post office maintains 313 PO Boxes and serves 439 business delivery points. With 9 business establishments employing 79 workers, this ZIP appears to function as a commercial mail facility. All 104 street delivery records go to a single address on Evergreen Road with unit designators, suggesting a business park or multi-tenant commercial facility.
Middletown is recognized as an alternative mailing name for this ZIP. The classification as a PO Box ZIP dates back to before October 2004, when USPS began tracking introduction dates. Louisville's east side has multiple ZIP codes serving different functions, and 40253 operates as a specialized business and PO Box service point within this larger postal network.
All street delivery goes to one address on Evergreen Road with unit designators, indicating a business park or commercial facility.
ZIP Code 40253 supports both business and residential activity. According to the Business Census (2024), there are 10 business establishments, employing about 90 people with an annual payroll of $5,725,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 735Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 10Source: CBP |
| 1st Quarter Payroll: | $1,172,000Source: CBP |
| Annual Payroll: | $5,725,000Source: CBP |
| # of Employees: | 90Source: CBP |
ZIP Code 40253 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 40253. 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: | 1,283,566Source: 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 |
We could not locate which school district 40253 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.
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.