Zip Code 48603
Saginaw, Michigan — Saginaw County
📍 ZIP code 48603 is in Saginaw, Saginaw County, Michigan.
ZIP code 48603 is located in Saginaw, Saginaw County, Michigan. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 27,846. The area code for ZIP code 48603 is 989.
Quick Answer
Zip code 48603 is in Saginaw, Michigan (Saginaw County). It has a population of 27,846, median household income of $65,690, and median home value of $181,800.
Population
27,846
Income
$65,690
Home Value
$181,800
Climate
83°F / 16°F
About Zip Code 48603
Zip code 48603 is located in Saginaw, Michigan, within Saginaw County. Home to approximately 27,846 residents, this area sits at an elevation of 628 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 989.
The median household income is $65,690 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $181,800, and the cost of living index is 69 (31% below the national average of 100).
Summers average a high of 83°F while winters drop to 16°F. The area receives about 34 in of rain and 41 in of snow annually. The zip code covers 18.3 square miles of land area and 0.2 square miles of water.
Key Statistics
27,846
$65,690
$181,800
Eastern (EST/EDT)
989
628 ft
18.3 sq mi
41.3
13,367
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Compare With Nearby Zip Codes
| Metric | 48603 | 48602 | 48604 | 48724 | 48607 | 48609 |
|---|---|---|---|---|---|---|
| City | Saginaw, MI | Saginaw, MI | Saginaw, MI | Carrollton, MI | Saginaw, MI | Saginaw, MI |
| Population | 27,846 | 27,490 | 11,284 | 1,226 | 1,523 | 12,206 |
| Median Income | $65,690 | $46,068 | $53,804 | $31,787 | $39,211 | $78,800 |
| Home Value | $181,800 | $70,200 | $93,200 | $68,100 | $44,500 | $166,400 |
| Cost of Living | 69 | 60 | 60 | 77 | 60 | 75 |
| Median Age | 41.3 | 35.4 | 26.8 | 15.6 | 36.3 | 49.2 |
Cost of Living
100 = National Average. Saginaw's cost of living is 31% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.8x
Demographics
Zip code 48603 has a population of 27,846 people with a median age of 41.3. There are 13,367 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Saginaw (48603) population trend from 2010 to 2024
↓ -37.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
83°F
16°F
34 in
41 in
Saginaw experiences warm summers with average highs around 83°F. Winters are cold with lows averaging 16°F. With 41 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$181,800
Median Household Income
$65,690
With 13,367 housing units across 18.3 square miles, 48603 has a housing density of 730 units per square mile. The home price-to-income ratio is 2.8x.
Location & Geography
Latitude
43.4588°
Longitude
-84.0295°
Land Area
18.3 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 48603 (Saginaw, MI) with distances:
All Zip Codes in Saginaw, MI
Other zip codes serving Saginaw:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 48603's $65,690. A way to compare Saginaw to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 48603 (Saginaw, MI). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Saginaw, Michigan?
Saginaw, Michigan uses zip code 48603 along with 5 other zip codes.
What county is zip code 48603 in?
Zip code 48603 is located in Saginaw County, Michigan.
What is the population of zip code 48603?
The population of zip code 48603 is 27,846 with a median age of 41.3.
Is 48603 in Saginaw, Michigan?
Yes, zip code 48603 is in Saginaw, Saginaw County, Michigan. The area code is 989.
Frequently Asked Questions
What city is zip code 48603 in?
Zip code 48603 is in Saginaw, Michigan. It is part of Saginaw County and uses the Eastern (EST/EDT) timezone.
What is zip code 48603?
Zip code 48603 is a U.S. postal code in Saginaw, Michigan (Saginaw County). It has a population of 27,846 and covers 18.3 square miles.
What is the population of zip code 48603?
The population of zip code 48603 (Saginaw, MI) is 27,846 with a median age of 41.3. There are approximately 13,367 housing units in this area.
What is the median income in zip code 48603?
The median household income in zip code 48603 (Saginaw, MI) is $65,690 per year. The cost of living index is 69 (100 = national average).
What is the average home price in zip code 48603?
The median home value in zip code 48603 (Saginaw, MI) is $181,800. The cost of living index is 69 compared to the national average of 100.
What county is zip code 48603 in?
Zip code 48603 is located in Saginaw County, Michigan. The primary city is Saginaw.
What is the area code for zip code 48603?
Zip code 48603 in Saginaw, MI uses area code 989. It is located in the Eastern (EST/EDT) timezone.
Is zip code 48603 a good place to live?
Zip code 48603 (Saginaw, MI) has a cost of living index of 69 (100 = national average), a median household income of $65,690, and median home values of $181,800. The median age is 41.3. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 48603?
The cost of living index for zip code 48603 (Saginaw, MI) is 69, where 100 represents the national average. This area is below the national average. Median home value: $181,800.
What schools serve zip code 48603?
Zip code 48603 in Saginaw, Michigan is served by the local school district of Saginaw County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.