Grass Lake Population

2010–2026

1,095

2026 projection

0.9% since 2020 (decrease)

02004006008001K1.2K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Grass Lake. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,095-30.27%
20251,09800.00%
20241,098-30.27%
20231,101-10.09%
20221,102-80.72%
20211,110+50.45%
20201,105-100.90%
20191,115-70.62%
20181,122-80.71%
20171,130-30.26%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Grass Lake has a population change lower than Jackson County, Michigan, and the U.S.

  • United States+3.1%
  • Michigan+0.6%
  • Jackson County−0.4%
  • Grass Lake−1.1%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Grass Lake Demographics

35.6median age

Median age

Female41.8 yrs
Male30.3 yrs

Adults

957
244 seniors (65+) · 25% of adults713 other adults

Sex

Female 47.1% · 559Male 52.9% · 627

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 12 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Grass Lake Income

$80,938median household income

Median household income

$80,938

Half of households earn more, half earn less

Median earnings

$48,750

Typical yearly pay for a worker 25 or older.

Poverty rate

5.6%

About 1 in 18 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Grass Lake Marital Status

39% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married39%35%42%
Never married34%46%23%
Divorced18%13%23%
Widowed8%4%12%
Separated1%2%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201