Saint Johns, MI 48879 ZIP Code Profile

Related Place Profiles:
Saint Johns, MI

ZIP Code 48879: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Saint Johns, MI 48879

  • ZIP Code Type: STANDARD
  • County: Clinton County
  • Centroid: Latitude 42.999, Longitude -84.575
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 48879 has segments in 2 Counties (Clinton, Gratiot).

  • Businesses Addresses: 516
  • PO Box Addresses: 95
  • Residential Addresses: 7,120
    • Multi-Family Addresses: 381
    • Single Family Addresses: 6,739

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


48879 ZIP Code Map

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Saint Johns, MI 48879 Data & Demographics (As of July 1, 2018)


Total Population 18,612
Population in Households 18,229
Population in Familes 15,474
Population in Group Qrtrs 383
Population Density2 97
Diversity Index3 17


Median Household Income $59,024
Average Household Income $74,501
Per Capita Income $28,855


Total Housing Units 7,603 (100%)
Owner Occupied HU 5,845 (76.9%)
Renter Occupied HU 1,221 (16.1%)
Vacant Housing Units 537 ( 7.1%)
Median Home Value $169,605
Average Home Value $196,527


Total Households 7,066
Average Household Size 2.58
Family Households 5,086
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.31% 0.58%
Households 0.43% 0.64%
Families 0.32% 0.58%
Median Household Income   3.42%
Per Capita Income   3.86%

Saint Johns, MI 48879 - Peer Comparisons by Rank and Percentile

The table below compares 48879 to the other 978 ZIP Codes in Michigan by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 209 79th
Population Density # 518 47th
Diversity Index # 447 54th
Median Household Income # 255 74th
Per Capita Income # 325 67th

Additional comparisons and rankings can be made with a VERY EASY TO USE Michigan Census Data Comparison Tool.

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