Waterville, ME Demographics

A map of Waterville's Population by Race

Waterville, Maine has an estimated population of 17,077, an increase from the 15,828 recorded in the 2020 Census. The population is 87.2% White, 5.6% Multiracial, 3.0% Hispanic, 1.8% Asian, 1.5% Black, and 0.9% Native American/Other. This demographic dot map shows the population of Waterville, with one dot drawn for each person counted by the Census, color-coded by race.

Waterville has become less racially diverse since the 2020 Census. It is more diverse than Maine overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Waterville, that probability was 25.6% in 2020 and 23.5% in the most recent ACS estimates.

Waterville is ranked the 12th most populous place in Maine, out of 155 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Waterville was ranked the 12th most populous place in the 2020 Census.

Waterville's White Population

14,888 residents of Waterville, or 87.2% of the population, identify as White. The share of White residents in Waterville is slightly lower than in Maine overall, where 89.9% of the population is White. Waterville ranks 141st statewide in terms of White residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's White population has grown by an estimated 9.4%. White residents' share of Waterville's population has increased from 85.9% to 87.2%.

Waterville is less White than neighboring Oakland (94.6% White), Winslow (92.2% White), Fairfield (96.7% White), Clinton (98.7% White), and Norridgewock (99.2% White).

Waterville's Black Population

264 residents of Waterville, or 1.5% of the population, identify as Black. The share of Black residents in Waterville is comparable to the share in Maine overall, where 1.8% of the population is Black. Waterville ranks 21st statewide in terms of Black residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's Black population has grown by an estimated 2.7%. Black residents' share of Waterville's population has remained roughly unchanged at 1.5%.

Waterville is more Black than neighboring Oakland (0% Black), Fairfield (0% Black), Clinton (0% Black), and Norridgewock (0% Black). Waterville is less Black than neighboring Winslow (1.6% Black).

Waterville's Asian Population

304 residents of Waterville, or 1.8% of the population, identify as Asian. The share of Asian residents in Waterville is comparable to the share in Maine overall, where 1.1% of the population is Asian. Waterville ranks 19th statewide in terms of Asian residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's Asian population has declined by an estimated 6.5%. Asian residents' share of Waterville's population has remained roughly unchanged at 1.8%.

Waterville is more Asian than neighboring Winslow (0.2% Asian), Fairfield (0% Asian), Clinton (0% Asian), and Norridgewock (0% Asian). Waterville is less Asian than neighboring Oakland (3.7% Asian).

Waterville's Hispanic Population

507 residents of Waterville, or 3.0% of the population, identify as Hispanic. The share of Hispanic residents in Waterville is comparable to the share in Maine overall, where 2.2% of the population is Hispanic. Waterville ranks 6th statewide in terms of Hispanic residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's Hispanic population has declined by an estimated 15.9%. Hispanic residents' share of Waterville's population has decreased from 3.8% to 3.0%.

Waterville is more Hispanic than neighboring Oakland (0.4% Hispanic), Fairfield (1.1% Hispanic), Clinton (0.1% Hispanic), and Norridgewock (0% Hispanic). Waterville is less Hispanic than neighboring Winslow (3.2% Hispanic).

Waterville's Native American/Other Population

153 residents of Waterville, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Waterville is comparable to the share in Maine overall, where 0.7% of the population is Native American/Other. Waterville ranks 35th statewide in terms of Native American/Other residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's Native American/Other population has grown by an estimated 1.3%. Native American/Other residents' share of Waterville's population has remained roughly unchanged at 0.9%.

Waterville is more Native American/Other than neighboring Oakland (0.1% Native American/Other), Winslow (0% Native American/Other), Fairfield (0.4% Native American/Other), Clinton (0% Native American/Other), and Norridgewock (0% Native American/Other).

Waterville's Multiracial Population

961 residents of Waterville, or 5.6% of the population, identify as Multiracial. The share of Multiracial residents in Waterville is comparable to the share in Maine overall, where 4.2% of the population is Multiracial. Waterville ranks 11th statewide in terms of Multiracial residents as a share of the population, out of 155 places.

Since the 2020 Census, Waterville's Multiracial population has grown by an estimated 8.2%. Multiracial residents' share of Waterville's population has remained roughly unchanged at 5.6%.

Waterville is more Multiracial than neighboring Oakland (1.1% Multiracial), Winslow (2.8% Multiracial), Fairfield (1.8% Multiracial), Clinton (1.2% Multiracial), and Norridgewock (0.8% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.