Saint Ignace, MI 49781 ZIP Code Profile

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Saint Ignace, MI

ZIP Code 49781: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Saint Ignace, MI 49781

  • ZIP Code Type: STANDARD
  • County: Mackinac County
  • Centroid: Latitude 45.879, Longitude -84.732
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 229
  • PO Box Addresses: 196
  • Residential Addresses: 1,820
    • Multi-Family Addresses: 146
    • Single Family Addresses: 1,674

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.


49781 ZIP Code Map

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Saint Ignace, MI 49781 Data & Demographics (As of July 1, 2018)


Total Population 3,949
Population in Households 3,867
Population in Familes 2,931
Population in Group Qrtrs 82
Population Density2 22
Diversity Index3 52


Median Household Income $46,343
Average Household Income $59,265
Per Capita Income $26,155


Total Housing Units 2,548 (100%)
Owner Occupied HU 1,126 (44.2%)
Renter Occupied HU 595 (23.4%)
Vacant Housing Units 827 (32.5%)
Median Home Value $147,899
Average Home Value $175,289


Total Households 1,721
Average Household Size 2.25
Family Households 1,058
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 -0.71% -0.7%
Households -0.58% -0.58%
Families -0.82% -0.73%
Median Household Income   1.65%
Per Capita Income   2.12%

Saint Ignace, MI 49781 - Peer Comparisons by Rank and Percentile

The table below compares 49781 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 # 535 45th
Population Density # 838 14th
Diversity Index # 85 91st
Median Household Income # 609 38th
Per Capita Income # 482 51st

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

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