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The total population of St. Mary Parish is estimated to be 49,114 with 24,037 males (48.94%) and 25,077 females (51.06%). There are 1,040 more females than males in St. Mary Parish.
The median household income in St. Mary Parish was $46,584 in 2021, which marked an an increase of 1,011(2.22%) from $45,573 in 2020. This income is 62.44% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, St. Mary Parish sees its highest median household income among householders in the age group of 45 to 64 years old, at $55,574. Overall, the median household income for the county of St. Mary Parish stands at $46,584.
In St. Mary Parish, the median income for all workers aged 15 years and older, regardless of work hours, was $35,119 for males and $21,495 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $55,745 for males and $40,562 for females.
In St. Mary Parish, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, White households have the highest median household income at $53,232, while Black or African American households represent the opposite end with the lowest median household income of $35,326.
In 2022, the population of St. Mary Parish was 47,789, a 0.83% decrease year-by-year from 2021. Previously, in 2021, St. Mary Parish's population was 48,188, a decline of 1.94% compared to a population of 49,143 in 2020.
The median age in St. Mary Parish, LA is 39.3, as per 2021 ACS 5-Year Estimates. Of the total population, 20.18% were under the age of 15, 18.23% aged 15 to 29, 44.80% aged 30 to 64, 14.69% aged 65 to 84, and 2.10% were 85 years of age and older.
Racial distribution of St. Mary Parish population: 58.42% are White, 30.15% are Black or African American, 1.66% are American Indian and Alaska Native, 1.36% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 3.26% are some other race and 5.15% are multiracial.