Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/MI/COUNTY/SAGINAW

Saginaw County, MI ZIP codes

There are 24 ZIP codes in Saginaw County, MI, in 13 towns, from 48415 to 48787. The largest are 48603 (Saginaw), 48601 (Saginaw) and 48602 (Saginaw).

The county seat is Saginaw.

ZIP codes
24
Towns
13
County seat
Saginaw
County FIPS
26145
Population
188,665
Median household income
$60,622
Land area
801 sq mi
Area code
989
Metro area
Saginaw

Saginaw County ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Saginaw County ZIP codes

484154841748601486024860348604486054860648607486084860948614486164862348626486374863848649486554866348722487244873448787

The ZIP codes of Saginaw County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Saginaw County in numbers

About 188,665 people live in Saginaw County, in 77,958 households, the 11th most populous of Michigan's 83 counties. The median household income is $60,622 a year, 17% below the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $152,800 (34% below the Michigan median), and median gross rent is $947 a month. The median age is 41.2; 24.4% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 22 minutes.

Population188,665Saginaw188,665
Households77,958Saginaw77,958
Median age41.2Saginaw41.2Michigan40.2US 38.9
Median household income$60,622Saginaw$60,622Michigan$72,875US $80,734
Median home value$152,800Saginaw$152,800Michigan$231,600US $332,700
Median gross rent$947Saginaw$947Michigan$1,129US $1,413
Bachelor's degree or higher24.4%Saginaw24.4%Michigan32.4%US 35.7%
Mean commute22.4 minSaginaw22.4 minMichigan24.2 minUS 26.4 min
Population density236 / sq miSaginaw236 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Saginaw County

Largest towns in Saginaw County
TownZIP codesPopulation
Saginaw 11 43,536
Freeland 1 7,557
Bridgeport 1 6,884
Frankenmuth 2 5,157
Chesaning 1 2,484
St. Charles 1 1,934
Hemlock 1 1,529
Birch Run 1 1,439
Burt 1 1,339
Carrollton 1 1,229
Brant 1 943
Merrill 1 798
Oakley 1 257

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Saginaw County.

Not sure you are in Saginaw County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Saginaw County, with figures

ZIP codes in Saginaw County
ZIP City Type Population Median income Median home
48415 Birch Run , MI Standard 8,918 $79,067 $210,200
48417 Burt , MI Standard 2,222 $72,422 $166,400
48601 Saginaw , MI Standard 31,601 $38,900 $62,800
48602 Saginaw , MI Standard 27,127 $46,984 $73,600
48603 Saginaw , MI Standard 27,757 $66,352 $186,800
48604 Saginaw , MI Standard 11,011 $53,042 $101,200
48605 Saginaw , MI No street area — — —
48606 Saginaw , MI No street area — — —
48607 Saginaw , MI Standard 1,614 $37,973 $73,800
48608 Saginaw , MI No street area — — —
48609 Saginaw , MI Standard 11,966 $78,218 $170,800
48614 Brant , MI Standard 943 $63,393 $152,500
48616 Chesaning , MI Standard 7,577 $66,819 $163,100
48623 Freeland , MI Standard 15,129 $101,250 $257,700
48626 Hemlock , MI Standard 5,766 $84,360 $224,100
48637 Merrill , MI Standard 3,024 $65,865 $158,600
48638 Saginaw , MI Standard 12,875 $69,459 $172,600
48649 Oakley , MI Standard 1,699 $72,609 $164,200
48655 Saint Charles , MI Standard 5,760 $66,115 $175,700
48663 Saginaw , MI No street area — — —
48722 Bridgeport , MI Standard 3,127 $66,473 $139,700
48724 Carrollton , MI Standard 1,229 $34,512 $66,100
48734 Frankenmuth , MI Standard 7,746 $91,032 $305,100
48787 Frankenmuth , MI No street area — — —

Cite this page

zipcodes.pro. “Saginaw County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/mi/county/saginaw

Underlying data is public domain or openly licensed — sources, vintages and licences.