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 and multiracial populations.

Population by Race

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

Gardiner Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

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)