Gardiner Flag

Gardiner

County:
Kennebec County
County Seat:
No
Area (mi²):
15.681
State:
Maine

Gardiner is a city located in Kennebec County, Maine. Gardiner has a 2025 population of 6,282. Gardiner is currently growing at a rate of 1% annually and its population has increased by 5.16% since the most recent census, which recorded a population of 5,974 in 2020.

The average household income in Gardiner is $76,320 with a poverty rate of 11.31%. The median age in Gardiner is 44.5 years: 41.1 years for males, and 48.1 years for females.

6.3K
Total Population
401
Density (mi²)
62 1%
Growth

Gardiner Population

Gardiner Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Gardiner includes 91.5% White, 3.03% other race, and smaller percentages for Black or African American, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White5,53391.5%
Two or more races1893.13%
Other race1833.03%
Black or African American891.47%
Asian530.88%
Native American00%
Native Hawaiian or Pacific Islander00%

Gardiner Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Gardiner's average per capita income is $48,721. Household income levels show a median of $58,152. The poverty rate stands at 11.31%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$97,558-
Families$92,754$97,395
Households$58,152$76,320
Non Families$35,781$51,955

$48,721

Average Income

$58,152

Median Household Income

11.31%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)