Spring Glen, a neighborhood in Jacksonville, Florida, currently exhibits characteristics of a Moderate Diversity community with a White Plurality. As of 2022, the white population comprises 52% of the neighborhood, with Hispanic (21%) and Black (13%) communities representing significant portions. The neighborhood has experienced notable demographic shifts over the past decade, accompanied by changes in median income. Spring Glen's proximity to the St. Johns River likely influences its local culture and economy.

Spring Glen has transitioned from a White Majority community to one of Moderate Diversity with a White Plurality over the past decade. In 2013, the neighborhood was categorized as a White Majority area with 52% white population. By 2015, it had shifted to a Majority-Minority community, with the white population decreasing to 34% and Hispanic population rising to 36%. From 2016 to 2019, the area fluctuated between White Plurality and Majority-Minority status, with the white population around 50%. By 2020-2021, there was a temporary return to White Majority status (61-62%), before settling back into a White Plurality (52%) in 2022.

The demographic shifts in Spring Glen correlate with changes in median income. From 2013 to 2019, when the neighborhood was transitioning between Majority-Minority and White Plurality statuses, the median income remained relatively stable, ranging from about $30,000 to $33,500. However, there was a significant increase in median income starting in 2020, coinciding with the temporary return to White Majority status. The median income rose from $33,414 in 2019 to $42,396 in 2020, peaking at $51,478 in 2021 before slightly decreasing to $42,634 in 2022.