2020 census As of the
2020 census, Olga had a population of 2,270. The median age was 46.0 years. 19.3% of residents were under the age of 18 and 22.5% of residents were 65 years of age or older. For every 100 females there were 97.7 males, and for every 100 females age 18 and over there were 96.4 males age 18 and over. 79.5% of residents lived in urban areas, while 20.5% lived in rural areas. There were 889 households in Olga, of which 27.8% had children under the age of 18 living in them. Of all households, 51.1% were married-couple households, 16.8% were households with a male householder and no spouse or partner present, and 25.3% were households with a female householder and no spouse or partner present. About 22.8% of all households were made up of individuals and 11.3% had someone living alone who was 65 years of age or older. There were 968 housing units, of which 8.2% were vacant. The homeowner vacancy rate was 2.1% and the rental vacancy rate was 7.6%.
2000 census As of the
census of 2000, there were 1,398 people, 515 households, and 402 families residing in the CDP. The population density was . There were 553 housing units at an average density of . The racial makeup of the CDP was 90.34%
White, 2.36%
African American, 0.36%
Native American, 1.22%
Asian, 4.43% from
other races, and 1.29% from two or more races. 9.08% of the population were
Hispanic or
Latino of any race. There were 515 households, out of which 36.3% had children under the age of 18 living with them, 61.9% were married couples living together, 12.6% had a female householder with no husband present, and 21.9% were non-families. 18.1% of all households were made up of individuals, and 7.4% had someone living alone who was 65 years of age or older. The average household size was 2.71 and the average family size was 3.04. In the CDP, the population was spread out, with 26.3% under the age of 18, 7.4% from 18 to 24, 29.1% from 25 to 44, 24.5% from 45 to 64, and 12.7% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 96.3 males. For every 100 females age 18 and over, there were 96.2 males. The median income for a household in the CDP was $55,000, and the median income for a family was $57,298. Males had a median income of $31,604 versus $23,333 for females. The
per capita income for the CDP was $19,826. 4.0% of the population and 4.0% of families were below the
poverty line. Out of the total population, 4.5% of those under the age of 18 and none of those 65 and older were living below the poverty line. ==References==