| Official Name: | Bay Center, Washington |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Washington |
| Subdivision Type2: | County |
| Subdivision Name2: | Pacific |
| Unit Pref: | Imperial |
| Area Total Km2: | 1.0 |
| Area Land Km2: | 1.0 |
| Area Water Km2: | 0.0 |
| Area Total Sq Mi: | 0.4 |
| Area Land Sq Mi: | 0.4 |
| Area Water Sq Mi: | 0.0 |
| Population As Of: | 2020 |
| Population Total: | 253 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Elevation M: | 3 |
| Elevation Ft: | 10 |
| Coordinates: | 46.63°N -123.9547°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 98527 |
| Area Code: | 360 |
| Blank Name: | FIPS code |
| Blank Info: | 53-04615[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1511989[2] |
Bay Center is a census-designated place (CDP) in Pacific County, Washington, United States. The population was 174 at the 2000 census. The population increased to 276 at the 2010 census. However, in the 2020 census, the population decreased to 253.
A post office called Bay Center has been in operation since 1876.[3] The community was named for its central location on the harbor.[4]
Bay Center is located at 46.63°N -123.9547°W (46.630051, -123.954630),[5] near the mouth of the Palix River and Niawiakum River.
According to the United States Census Bureau, the CDP has a total area of 0.4 square miles (1.0 km2), all of it land.
As of the census of 2000, there were 174 people, 70 households, and 42 families residing in the CDP. The population density was 443.7 people per square mile (172.3/km2). There were 92 housing units at an average density of 234.6/sq mi (91.1/km2). The racial makeup of the CDP was 68.39% White, 14.37% Native American, 0.57% Asian, 9.20% from other races, and 7.47% from two or more races. Hispanic or Latino of any race were 10.34% of the population. 10.7% were of English, 9.2% Irish and 6.9% American ancestry according to Census 2000.
There were 70 households, out of which 34.3% had children under the age of 18 living with them, 45.7% were married couples living together, 10.0% had a female householder with no husband present, and 38.6% were non-families. 34.3% of all households were made up of individuals, and 10.0% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.19.
In the CDP, the population was spread out, with 31.0% under the age of 18, 13.2% from 18 to 24, 22.4% from 25 to 44, 19.5% from 45 to 64, and 13.8% who were 65 years of age or older. The median age was 30 years. For every 100 females, there were 107.1 males. For every 100 females age 18 and over, there were 106.9 males.
The median income for a household in the CDP was $38,409, and the median income for a family was $42,656. Males had a median income of $33,125 versus $19,688 for females. The per capita income for the CDP was $19,325. About 10.9% of families and 13.4% of the population were below the poverty line, including 14.3% of those under the age of eighteen and 17.9% of those 65 or over.