| Official Name: | Lake Bosworth, Washington |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Washington |
| Subdivision Type2: | County |
| Subdivision Name2: | Snohomish |
| Unit Pref: | Imperial |
| Area Total Km2: | 1.7 |
| Area Land Km2: | 1.4 |
| Area Water Km2: | 0.3 |
| Area Total Sq Mi: | 0.7 |
| Area Land Sq Mi: | 0.5 |
| Area Water Sq Mi: | 0.1 |
| Population As Of: | 2020 |
| Population Total: | 868 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Elevation M: | 189 |
| Elevation Ft: | 620 |
| Coordinates: | 48.045°N -121.9686°W |
| Blank Name: | FIPS code |
| Blank Info: | 53-37077[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1852943[2] |
Lake Bosworth is a census-designated place (CDP) in Snohomish County, Washington, United States. The population was 868 at the 2020 census,[3] up from 667 at the 2010 census.
Lake Bosworth is located at 48.045°N -121.9686°W (48.045078, -121.968615).[4]
According to the United States Census Bureau, the CDP has a total area of 0.6mi2, of which, 0.5mi2 of it is land and 0.1mi2 of it (20.00%) is water.
As of the census of 2000, there were 204 people, 79 households, and 60 families residing in the CDP. The population density was 390.1/mi2. There were 104 housing units at an average density of 198.9/mi2. The racial makeup of the CDP was 93.63% White, 0.49% African American, 0.49% Native American, and 5.39% from two or more races. Hispanic or Latino of any race were 2.45% of the population.
There were 79 households, out of which 35.4% had children under the age of 18 living with them, 65.8% were married couples living together, 5.1% had a female householder with no husband present, and 22.8% were non-families. 16.5% of all households were made up of individuals, and 1.3% had someone living alone who was 65 years of age or older. The average household size was 2.58 and the average family size was 2.85.
In the CDP, the population age distribution is as follows: 24.5% are under 18 years old, 5.9% are between 18 and 24, 28.4% are between 25 and 44, 31.4% are between 45 and 64, and 9.8% are 65 years or older. The median age is 41 years. For every 100 females, there are 100.0 males. For every 100 females aged 18 and over, there are also 100.0 males.
The median income for a household in the CDP was $57,917, and the median income for a family was $59,333. Males had a median income of $60,156 versus $25,156 for females. The per capita income for the CDP was $23,526. None of the population or families were below the poverty line.