Crestline, a neighborhood in Birmingham, Alabama, exhibits a Low Diversity demographic profile with a White Majority of 93% in 2022. The area has a high median income of $130,982 in 2022, which is above the national average. Crestline is known for its upscale residential areas and proximity to the wealthy Mountain Brook community.

Over the past decade, Crestline has maintained its status as a Low Diversity neighborhood with a strong White Majority. From 2013 to 2017, the neighborhood showed slightly higher diversity, with the Black population reaching 7% and the White population decreasing to 89% in 2017. From 2018 onwards, there was a consolidation of the White Majority, with the percentage increasing to 93% and remaining stable through 2022. The Hispanic population has shown a small but consistent increase from 1% in 2013 to 2% in 2022.

The demographic stability in Crestline correlates with consistently high median incomes. The median income has fluctuated but generally trended upward, from $132,691 in 2013 to $130,982 in 2022, with a peak of $137,794 in 2019. The slight increase in Hispanic population coincides with a period of income growth. The consolidation of the White Majority from 2018 onwards aligns with a period of relatively stable high incomes.