ZIP Code 48605 in Saginaw, MI

Data Last Updated: January 1, 2026
City:Saginaw, Michigan
County:Saginaw County
Timezone:Eastern (GMT -05:00)
Local Time:9:16:42 AM
Population:No Population Data
Area Code:989
Classification:PO Box
Coordinates:43.4194, -83.9506
Quick Link:
https://www.zip-codes.com/zip-code/48605/zip-code-48605.asp

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48605 - Saginaw, MI

ZIP Code 48605, Saginaw

Small Town Unique ZIP No Census Data
LocationSaginaw County, MI
Area0 sq mi Single Point
Delivery Points409 (1 homes, 147 businesses)
PO Boxes261
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 48601
Key Facts
  • This is a PO Box only ZIP code with 261 boxes serving the Saginaw area
  • The post office is located on S Washington Ave with one carrier route serving the boxes
  • 147 businesses maintain addresses at this ZIP code for PO Box mail
  • The facility operates within the larger 48601 ZIP code boundary that provides street delivery
  • This ZIP code has 99 ZIP+4 routing segments, with 70 for street-related records and 29 for PO Boxes

Postal Services

This postal designation doesn't mean the area lacks street delivery. Most addresses in this part of Saginaw receive mail through the larger 48601 ZIP code that encompasses this location. The 147 businesses using 48605 addresses maintain PO Boxes here for mail separation, payment processing, or customer correspondence that's distinct from their physical location mail.

Street Name Patterns

Single Street

S Washington Ave is the sole street in this ZIP code's routing, representing the post office location where PO Box customers pick up mail.

Business & Employment Statistics


ZIP Code 48605 supports both business and residential activity. According to the Business Census (2024), there are 8 business establishments, employing about 232 people with an annual payroll of $17,278,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:906Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:8Source: CBP
1st Quarter Payroll:$3,901,000Source: CBP
Annual Payroll:$17,278,000Source: CBP
# of Employees:232Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 48605 is located in Saginaw County, Michigan, within the Saginaw, MI Metropolitan Statistical Area (CBSA 40980) and Michigan's 8th Congressional District. This Metro area has a population of 189,210 people, about 0.00% of whom live in ZIP Code 48605. It covers 0 sq mi of land and a water area of 0 sq mi.

CBSA Name:Saginaw, MISource: Census
CBSA Number:40980Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:189,210Source: Census
MSA:Saginaw-Bay City-Midland, MI MSASource: Census
Land Area:--Source: Census
Water Area:--Source: Census
Congressional District:08Source: USPS
Congressional Land Area:1503.18 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2670520Source: Census
Place Name:Saginaw city; MichiganSource: Census

Adjacent & Nearby ZIP Codes


48606 | | 48604

Schools in ZIP Code 48605


We could not locate which school district 48605 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.

Saginaw Covenant Academy 508 S Washington Ave
Saginaw, MI 48607
District: UnknownNearby
Francis Reh Psa 2201 Owen St
Saginaw, MI 48601
District: UnknownNearby
Saginaw Arts And Sciences Academy 1903 N Niagra St
Saginaw, MI 48602
District: Saginaw City School DistrictNearby
Herig School 1905 Houghton Ave
Saginaw, MI 48602
District: Saginaw City School DistrictNearby
Jessie Rouse School 435 Randolph St
Saginaw, MI 48601
District: Saginaw City School DistrictNearby
Holy Cross Lutheran School 610 Ct St
Saginaw, MI 48602
District: Private SchoolNearby
Michigan Lutheran Seminary 2777 Hardin St
Saginaw, MI 48602
District: Private SchoolNearby
The New Millennium Academy 3427 Adams Ave
Saginaw, MI 48602
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 48605


Ross Medical Education Center-Saginaw 4300 Fashion Square Blvd., 2nd Floor, Suite 202
Saginaw, MI 48603
Type: Post Secondary
Dorsey College-Saginaw 4390 Bay Rd
Saginaw, MI 48603
Type: Post Secondary
Saginaw Valley State University 7400 Bay Rd
University Center, MI 48710
Type: Post Secondary
Delta College 1961 Delta Road
University Center, MI 48710
Type: Post Secondary
Bayshire Academy Of Beauty Craft Inc 917 Saginaw St
Bay City, MI 48708-5614
Type: Post Secondary
Davenport University-Midland Location 3555 E Patrick Rd
Midland, MI 48642-3799
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