Thirteenth St Heights in St. Petersburg, Florida, is a predominantly Black community with a "Racial Majority" as defined by demographic terminology. The 2022 data indicates that 78% of the population identifies as Black. The neighborhood has experienced significant fluctuations in median income over the past decade, with a notable increase in recent years. Thirteenth St Heights is known for its historical significance in St. Petersburg's African American community, often being a focal point for civil rights activism and cultural preservation efforts.

Over the past decade, Thirteenth St Heights has consistently maintained its status as a "Racial Majority" Black community. The Black majority has remained stable, fluctuating between 79% and 85% from 2013 to 2022. There has been a gradual increase in the White population, from 4% in 2013 to 11% in 2022. The Hispanic community has grown from 2% in 2013 to 5% in 2022. There is a significant increase in individuals identifying as two or more races, from 1% or less in previous years to 6% in 2022.

The economic landscape of Thirteenth St Heights has seen dramatic changes over the past decade. The median income has fluctuated significantly, from a low of $19,820 in 2015 to a high of $46,645 in 2020. Despite fluctuations, there is a general upward trend in median income since 2015, with 2022 showing a median income of $46,343. The increase in median income coincides with the slight increase in racial diversity, particularly the growth in White and Hispanic populations.