Grass Lake, MI 49240 ZIP Code Profile

Related Place Profiles:
Grass Lake, MI

Camera Icon Photos of the local Grass Lake, MI area

ZIP Code 49240: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Grass Lake, MI 49240

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 140
  • Single Family Addresses: 3,317
  • Multi-Family Addresses: 0
  • County: Jackson County
  • Centroid: Latitude 42.283, Longitude -84.201
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 49240 has segments in 2 Counties (Jackson, Washtenaw).

Neighborhood 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 certain data.


49240 ZIP Code Map

Search the map for:

Grass Lake, MI 49240 Data & Demographics (As of July 1, 2017)


Total Population 8,770
Daytime Population: Workers 1,428
Daytime Population: Residents 4,390
Total Daytime Population (TDP) 5,818
Ratio TDP/Total Population1 0.66
Population in Households 8,764
Population in Familes 7,541
Population in Group Qrtrs 6
Population Density2 82
Diversity Index3 11


Median Household Income $70,715
Average Household Income $82,434
Per Capita Income $31,167


Total Housing Units 3,749 (100%)
Owner Occupied HU 2,890 (77.1%)
Renter Occupied HU 424 (11.3%)
Vacant Housing Units 435 (11.6%)
Median Home Value $220,499
Average Home Value $239,092


Total Households 3,314
Average Household Size 2.64
Family Households 2,501
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 0.35% 0.33%
Households 0.41% 0.38%
Families 0.27% 0.29%
Median Household Income   2.04%
Per Capita Income   2.57%

Grass Lake, MI 49240 - Peer Comparisons by Rank and Percentile

The table below compares 49240 to the other 984 ZIP Codes in Michigan by rank and percentile using July 1, 2017 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 # 353 64th
Population Density # 568 42nd
Diversity Index # 723 27th
Median Household Income # 96 90th
Per Capita Income # 204 79th

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

Michigan Research Tools

Michigan Census Data Comparison Tool

Compare Michigan Census Data
Highest or Lowest: