| City: | Salem, Michigan |
| County: | Washtenaw County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:13:14 AM |
| Population: | No Population Data |
| Area Code: | 734 |
| Classification: | PO Box |
| Coordinates: | 42.4062, -83.5803 |
| Quick Link: |
ZIP code 48175 in Salem, Michigan is one of the country's smallest postal zones by land area. The entire service territory covers just 0.0037 square miles in Washtenaw County, making it roughly the size of a city block. Despite its tiny footprint, this Classified as a PO Box ZIP maintains both PO Box service and limited street delivery along Dickerson Road.
The post office operates as a community postal office (CPO) facility, serving 9 PO Boxes and handling delivery for 8 local businesses. Salem sits in the Northville neighborhood within the Detroit metro area, positioned between Plymouth and Novi. The classification as a "small town hub" reflects the ZIP's role providing PO Box services for residents who prefer box delivery over street routes, though street delivery is available through neighboring ZIPs.
With only Dickerson Road receiving carrier delivery, this ZIP represents one of the smallest street delivery networks in the region. The minimal street presence reflects the ZIP's primary function as a PO Box facility serving a compact commercial area.
ZIP Code 48175 supports both business and residential activity. According to the Business Census (2024), there are 6 business establishments, employing about 30 people with an annual payroll of $1,906,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 3,026Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 6Source: CBP |
| 1st Quarter Payroll: | $413,000Source: CBP |
| Annual Payroll: | $1,906,000Source: CBP |
| # of Employees: | 30Source: CBP |
ZIP Code 48175 is located in Washtenaw County, Michigan, within the Ann Arbor, MI Metropolitan Statistical Area (CBSA 11460) and Michigan's 6th Congressional District. This Metro area has a population of 368,394 people, about 0.00% of whom live in ZIP Code 48175. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Ann Arbor, MISource: Census |
| CBSA Number: | 11460Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 368,394Source: Census |
| MSA: | Detroit-Ann Arbor-Flint, MI CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 06Source: USPS |
| Congressional Land Area: | 3546.74 sq miSource: Census |
| PMSA: | Ann Arbor, MI PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | --Source: Census |
| Place Name: | --Source: Census |
We could not locate which school district 48175 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 January 1, 2026.