| Official Name: | Elk Plain, Washington |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Washington |
| Subdivision Type2: | County |
| Subdivision Name2: | Pierce |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 21.722 |
| Area Land Km2: | 21.704 |
| Area Water Km2: | 0.019 |
| Area Total Sq Mi: | 8.387 |
| Area Land Sq Mi: | 8.380 |
| Area Water Sq Mi: | 0.007 |
| Population As Of: | 2020 |
| Population Total: | 14534 |
| Population Density Km2: | 669.71 |
| Population Density Sq Mi: | 1734.52 |
| Timezone: | Pacific (PST) |
| Utc Offset: | −8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | −7 |
| Elevation M: | 131 |
| Elevation Ft: | 430 |
| Coordinates: | 47.0532°N -122.3976°W |
| Postal Code Type: | ZIP Code |
| Postal Code: | 98387 |
| Area Code: | 253 |
| Blank Name: | FIPS code |
| Blank Info: | 53-21205 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1510941 |
Elk Plain is a census-designated place (CDP) in Pierce County, Washington, United States. The population was 14,534 at the 2020 census.[2]
Elk Plain is located at 47.0532°N -122.3976°W (47.0531551, -122.3976200).
According to the United States Census Bureau, the CDP has a total area of 8.387sqmi, of which 8.38sqmi are land and 0.007sqmi are water.[1]
| White alone (NH) | 12,283 | 10,722 | style='background: #ffffe6; | 10,095 | 78.25% | 75.48% | style='background: #ffffe6; | 69.46% | |
| Black or African American alone (NH) | 825 | 628 | style='background: #ffffe6; | 590 | 5.26% | 4.42% | style='background: #ffffe6; | 4.06% | |
| Native American or Alaska Native alone (NH) | 184 | 157 | style='background: #ffffe6; | 149 | 1.17% | 1.11% | style='background: #ffffe6; | 1.03% | |
| Asian alone (NH) | 621 | 484 | style='background: #ffffe6; | 494 | 3.96% | 3.41% | style='background: #ffffe6; | 3.40% | |
| Pacific Islander alone (NH) | 205 | 324 | style='background: #ffffe6; | 291 | 1.31% | 2.28% | style='background: #ffffe6; | 2.00% | |
| Other race alone (NH) | 36 | 23 | style='background: #ffffe6; | 94 | 0.23% | 0.16% | style='background: #ffffe6; | 0.65% | |
| Mixed race or multiracial (NH) | 800 | 881 | style='background: #ffffe6; | 1,317 | 5.10% | 6.20% | style='background: #ffffe6; | 9.06% | |
| Hispanic or Latino (any race) | 743 | 986 | style='background: #ffffe6; | 1,504 | 4.73% | 6.94% | style='background: #ffffe6; | 10.35% | |
| Total | 15,697 | 14,205 | style='background: #ffffe6; | 14,534 | 100.00% | 100.00% | style='background: #ffffe6; | 100.00% |
As of the 2010 census, there were 14,205 people, 4,707 households, and 3,759 families residing in the CDP. The population density was 1846.9PD/sqmi. There were 4,929 housing units at an average density of 641/sqmi. The racial makeup of the CDP was 78.67% White, 4.60% African American, 1.25% Native American, 3.58% Asian, 2.37% Pacific Islander, 1.94% from some other races and 7.60% from two or more races. Hispanic or Latino people of any race were 6.94% of the population. 27.4% of residents were under the age of 18, 6.4% were under 5 years of age, and 7.9% were 65 and older. The gender makeup of the CDP was 35.7% female.
As of the 2000 census, there were 15,697 people, 4,990 households, and 4,166 families residing in the CDP. The population density was 1640.8PD/sqmi. There were 5,211 housing units at an average density of 544.7/sqmi. The racial makeup of the CDP was 80.57% White, 5.40% African American, 1.23% Native American, 4.05% Asian, 1.37% Pacific Islander, 1.48% from other races, and 5.89% from two or more races. Hispanic or Latino people of any race were 4.73% of the population.
There were 4,990 households, out of which 48.8% had children under the age of 18 living with them, 66.9% were married couples living together, 10.5% had a female householder with no husband present, and 16.5% were non-families. 12.1% of all households were made up of individuals, and 2.6% had someone living alone who was 65 years of age or older. The average household size was 3.12 and the average family size was 3.34.
In the CDP, the population was spread out, with 32.9% under the age of 18, 7.7% from 18 to 24, 34.0% from 25 to 44, 20.0% from 45 to 64, and 5.4% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 101.9 males. For every 100 females age 18 and over, there were 101.3 males.
The median income for a household in the CDP was $54,400, and the median income for a family was $57,004. Males had a median income of $39,242 versus $26,105 for females. The per capita income for the CDP was $19,547. About 5.5% of families and 7.8% of the population were below the poverty line, including 10.1% of those under age 18 and 0.4% of those age 65 or over.
Public schools in Elk Plain are part of the Bethel School District. Schools in or near Elk Plain include: