Waterville Flag

Waterville

County:
Kennebec County
County Seat:
No
Area (mi²):
13.532
State:
Maine

Waterville is a city located in Kennebec County, Maine. Waterville has a 2026 population of 17,657. Waterville is currently growing at a rate of 0.92% annually and its population has increased by 5.77% since the most recent census, which recorded a population of 16,694 in 2020.

The median household income in Waterville is $53,580 with a poverty rate of 20.61%. The median age in Waterville is 35.5 years: 32.6 years for males, and 36.6 years for females. For every 100 females there are 97.4 males.

17.7K
Total Population
1,305
Density (mi²)
161 0.92%
Growth

Waterville Population

Waterville Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202617,6571610.92%
202517,4961600.92%
202417,336110.06%
202317,325-23-0.13%
202217,3486373.81%
202116,711290.17%
202016,6941450.88%
201916,549-120-0.72%
201816,669-17-0.1%
201716,686570.34%
201616,6291641%
201516,4652451.51%
201416,2202401.5%
201315,9801530.97%
201215,827740.47%
201115,753260.17%
201015,72750.03%
200015,605-1,568-9.13%
199017,173-606-3.41%
198017,779-413-2.27%
197018,192-503-2.69%
196018,6954082.23%
195018,2871,5999.58%
194016,6881,2347.98%
193015,4542,10315.75%
192013,3511,89316.52%
191011,4581,98120.9%
19009,4772,37033.35%
18907,10700%

Median Age

Overall: 35.5 years
Female: 36.6 years
Male: 32.6 years

Waterville Adults

There are 14,623 adults, (3,131 of whom are seniors) in Waterville.

Sex Ratio

Female: 8,651 (50.7%)
Male: 8,426 (49.3%)

Demographics

The racial composition of Waterville includes 87.93% White, and smaller percentages for Asian, Black or African American, other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White15,01687.93%
Two or more races1,2507.32%
Asian3041.78%
Black or African American2641.55%
Other race1610.94%
Native American820.48%
Race
Population ↓
Percentage (of total)
Two or more races2891.69%
White1280.75%
Other race750.44%
Native American150.09%
Race
Population ↓
Percentage (of total)
White14,88887.18%
Two or more races9615.63%
Asian3041.78%
Black or African American2641.55%
Other race860.5%
Native American670.39%

Waterville Marital Status

Economics and Income Statistics

Waterville 's average per capita income is $48,431. Household income levels show a median of $53,580. The poverty rate stands at 20.61%.

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$111,102-
Families$80,953$106,992
Households$53,580$78,229
Non Families$35,276$46,439

$48,431

Average Income

$53,580

Median Household Income

20.61%

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)