Lake Cassidy, WA Demographics

A map of Lake Cassidy's Population by Race

Lake Cassidy, Washington has an estimated population of 3,292, a large decrease from the 3,757 recorded in the 2020 Census. The population is 83.0% White, 5.8% Hispanic, 4.9% Multiracial, 4.3% Black, 1.3% Native American/Other, and 0.7% Asian. This demographic dot map shows the population of Lake Cassidy, with one dot drawn for each person counted by the Census, color-coded by race.

Lake Cassidy has become less racially diverse since the 2020 Census. It is considerably less diverse than Washington overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Lake Cassidy, that probability was 34.8% in 2020 and 30.3% in the most recent ACS estimates.

Lake Cassidy is ranked the 246th most populous place in Washington, out of 639 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). Lake Cassidy was ranked the 231st most populous place in the 2020 Census.

Lake Cassidy's White Population

2,733 residents of Lake Cassidy, or 83.0% of the population, identify as White. The share of White residents in Lake Cassidy is significantly higher than in Washington overall, where 63.1% of the population is White. Lake Cassidy ranks 292nd statewide in terms of White residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's White population has declined by an estimated 8.9%. White residents' share of Lake Cassidy's population has increased from 79.9% to 83.0%.

Lake Cassidy is more White than neighboring Lochsloy (69.2% White), Sisco Heights (80.8% White), Lake Stevens (67.6% White), Marysville (63% White), and Cavalero (65.4% White).

Lake Cassidy's Black Population

140 residents of Lake Cassidy, or 4.3% of the population, identify as Black. The share of Black residents in Lake Cassidy is comparable to the share in Washington overall, where 3.8% of the population is Black. Lake Cassidy ranks 391st statewide in terms of Black residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's Black population has grown by an estimated 775.0%. Black residents' share of Lake Cassidy's population has increased from 0.4% to 4.3%.

Lake Cassidy is more Black than neighboring Lochsloy (1.1% Black), Sisco Heights (0% Black), Lake Stevens (2.5% Black), Marysville (3.4% Black), and Cavalero (0% Black).

Lake Cassidy's Asian Population

22 residents of Lake Cassidy, or 0.7% of the population, identify as Asian. The share of Asian residents in Lake Cassidy is lower than in Washington overall, where 9.7% of the population is Asian. Lake Cassidy ranks 234th statewide in terms of Asian residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's Asian population has declined by an estimated 69.9%. Asian residents' share of Lake Cassidy's population has decreased from 1.9% to 0.7%.

Lake Cassidy is more Asian than neighboring Lochsloy (0.1% Asian). Lake Cassidy is less Asian than neighboring Sisco Heights (1.1% Asian), Lake Stevens (10.1% Asian), Marysville (8.6% Asian), and Cavalero (7.9% Asian).

Lake Cassidy's Hispanic Population

192 residents of Lake Cassidy, or 5.8% of the population, identify as Hispanic. The share of Hispanic residents in Lake Cassidy is lower than in Washington overall, where 14.4% of the population is Hispanic. Lake Cassidy ranks 285th statewide in terms of Hispanic residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's Hispanic population has declined by an estimated 39.4%. Hispanic residents' share of Lake Cassidy's population has decreased from 8.4% to 5.8%.

Lake Cassidy is less Hispanic than neighboring Lochsloy (23.8% Hispanic), Sisco Heights (9.7% Hispanic), Lake Stevens (11.3% Hispanic), Marysville (16.9% Hispanic), and Cavalero (18.3% Hispanic).

Lake Cassidy's Native American/Other Population

43 residents of Lake Cassidy, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Lake Cassidy is comparable to the share in Washington overall, where 2.1% of the population is Native American/Other. Lake Cassidy ranks 475th statewide in terms of Native American/Other residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's Native American/Other population has declined by an estimated 6.5%. Native American/Other residents' share of Lake Cassidy's population has remained roughly unchanged at 1.3%.

Lake Cassidy is more Native American/Other than neighboring Sisco Heights (0% Native American/Other), and Cavalero (0% Native American/Other). Lake Cassidy is less Native American/Other than neighboring Lochsloy (1.5% Native American/Other), Lake Stevens (1.4% Native American/Other), and Marysville (1.4% Native American/Other).

Lake Cassidy's Multiracial Population

162 residents of Lake Cassidy, or 4.9% of the population, identify as Multiracial. The share of Multiracial residents in Lake Cassidy is comparable to the share in Washington overall, where 6.8% of the population is Multiracial. Lake Cassidy ranks 100th statewide in terms of Multiracial residents as a share of the population, out of 639 places.

Since the 2020 Census, Lake Cassidy's Multiracial population has declined by an estimated 46.9%. Multiracial residents' share of Lake Cassidy's population has decreased from 8.1% to 4.9%.

Lake Cassidy is more Multiracial than neighboring Lochsloy (4.3% Multiracial). Lake Cassidy is less Multiracial than neighboring Sisco Heights (8.4% Multiracial), Lake Stevens (7% Multiracial), Marysville (6.8% Multiracial), and Cavalero (8.4% 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.