Oakville, CT Demographics

A map of Oakville's Population by Race

Oakville, Connecticut has an estimated population of 9,276, a slight decrease from the 9,504 recorded in the 2020 Census. The population is 80.7% White, 14.3% Hispanic, 2.2% Multiracial, 1.4% Black, 1.3% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Oakville, with one dot drawn for each person counted by the Census, color-coded by race.

Oakville has become more racially diverse since the 2020 Census. It is considerably less diverse than Connecticut overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Oakville, that probability was 29.7% in 2020 and 32.7% in the most recent ACS estimates.

Oakville is ranked the 39th most populous place in Connecticut, out of 215 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). Oakville was ranked the 37th most populous place in the 2020 Census.

Oakville's White Population

7,486 residents of Oakville, or 80.7% of the population, identify as White. The share of White residents in Oakville is significantly higher than in Connecticut overall, where 61.9% of the population is White. Oakville ranks 100th statewide in terms of White residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's White population has declined by an estimated 5.5%. White residents' share of Oakville's population has decreased from 83.3% to 80.7%.

Oakville is more White than neighboring Watertown (80% White), Waterbury (29.3% White), Thomaston (70.9% White), and Naugatuck (60.2% White). Oakville is less White than neighboring Terryville (83.6% White).

Oakville's Black Population

132 residents of Oakville, or 1.4% of the population, identify as Black. The share of Black residents in Oakville is lower than in Connecticut overall, where 9.8% of the population is Black. Oakville ranks 66th statewide in terms of Black residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's Black population has declined by an estimated 46.8%. Black residents' share of Oakville's population has decreased from 2.6% to 1.4%.

Oakville is more Black than neighboring Watertown (1.1% Black), and Terryville (1.2% Black). Oakville is less Black than neighboring Waterbury (23% Black), Thomaston (6.4% Black), and Naugatuck (11.7% Black).

Oakville's Asian Population

124 residents of Oakville, or 1.3% of the population, identify as Asian. The share of Asian residents in Oakville is slightly lower than in Connecticut overall, where 4.7% of the population is Asian. Oakville ranks 133rd statewide in terms of Asian residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's Asian population has declined by an estimated 37.1%. Asian residents' share of Oakville's population has decreased from 2.1% to 1.3%.

Oakville is more Asian than neighboring Terryville (0% Asian). Oakville is less Asian than neighboring Watertown (6.9% Asian), Waterbury (2.5% Asian), Thomaston (4.2% Asian), and Naugatuck (3.7% Asian).

Oakville's Hispanic Population

1,331 residents of Oakville, or 14.3% of the population, identify as Hispanic. The share of Hispanic residents in Oakville is slightly lower than in Connecticut overall, where 18.3% of the population is Hispanic. Oakville ranks 77th statewide in terms of Hispanic residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's Hispanic population has grown by an estimated 74.0%. Hispanic residents' share of Oakville's population has increased from 8.0% to 14.3%.

Oakville is more Hispanic than neighboring Watertown (6.8% Hispanic), Thomaston (3.6% Hispanic), and Terryville (12.9% Hispanic). Oakville is less Hispanic than neighboring Waterbury (38.5% Hispanic), and Naugatuck (17.4% Hispanic).

Oakville's Native American/Other Population

0 residents of Oakville, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Oakville is comparable to the share in Connecticut overall, where 1% of the population is Native American/Other. Oakville ranks 61st statewide in terms of Native American/Other residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Oakville's population has decreased from 0.8% to 0.0%.

Oakville is less Native American/Other than neighboring Watertown (1.6% Native American/Other), Waterbury (1.5% Native American/Other), Naugatuck (0.5% Native American/Other), and Terryville (0.8% Native American/Other).

Oakville's Multiracial Population

203 residents of Oakville, or 2.2% of the population, identify as Multiracial. The share of Multiracial residents in Oakville is slightly lower than in Connecticut overall, where 4.3% of the population is Multiracial. Oakville ranks 157th statewide in terms of Multiracial residents as a share of the population, out of 215 places.

Since the 2020 Census, Oakville's Multiracial population has declined by an estimated 31.2%. Multiracial residents' share of Oakville's population has decreased from 3.1% to 2.2%.

Oakville is more Multiracial than neighboring Terryville (1.6% Multiracial). Oakville is less Multiracial than neighboring Watertown (3.6% Multiracial), Waterbury (5.1% Multiracial), Thomaston (14.9% Multiracial), and Naugatuck (6.5% 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.