2020 census As of the
2020 census, Meridian had a population of 3,760. The median age was 50.6 years. 18.6% of residents were under the age of 18 and 27.1% of residents were 65 years of age or older. For every 100 females there were 98.8 males, and for every 100 females age 18 and over there were 95.3 males age 18 and over. 100.0% of residents lived in urban areas, while 0.0% lived in rural areas. There were 1,521 households in Meridian, of which 23.3% had children under the age of 18 living in them. Of all households, 61.4% were married-couple households, 13.1% were households with a male householder and no spouse or partner present, and 20.0% were households with a female householder and no spouse or partner present. About 24.2% of all households were made up of individuals and 14.4% had someone living alone who was 65 years of age or older. there were 3,794 people, 1,489 households, and 1,137 families living in the CDP. The population density was . There were 1,524 housing units at an average density of . The
racial makeup of the CDP was 99.24% White, 0.18% African American, 0.08% Native American, 0.29% Asian, 0.08% Pacific Islander, and 0.13% from two or more races. Hispanic or Latino of any race were 0.37% of the population. There were 1,489 households, out of which 28.0% had children under the age of 18 living with them, 67.7% were married couples living together, 6.2% had a female householder with no husband present, and 23.6% were non-families. 21.1% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 2.93. In the CDP the population was spread out, with 21.3% under the age of 18, 5.5% from 18 to 24, 25.1% from 25 to 44, 29.9% from 45 to 64, and 18.2% who were 65 years of age or older. The median age was 44 years. For every 100 females there were 96.9 males. For every 100 females age 18 and over, there were 93.8 males. The median income for a household in the CDP was $48,939, and the median income for a family was $57,893. Males had a median income of $44,458 versus $27,933 for females. The
per capita income for the CDP was $22,962. About 3.9% of families and 6.3% of the population were below the
poverty line, including 2.3% of those under age 18 and 13.8% of those age 65 or over. ==Government==