Cedar Lake, a neighborhood in Columbia, Missouri, is characterized as a predominantly White Majority community with a Low Diversity profile. As of 2022, the neighborhood has a population of 1,477 and a median income of $52,166. Cedar Lake is located near the University of Missouri, which may influence its demographic and economic characteristics.

Over the past decade, Cedar Lake has maintained its status as a White Majority community, with subtle shifts in its diversity profile. From 2013 to 2019, the neighborhood exhibited extremely Low Diversity, with the white population consistently above 75%. A slight increase in diversity occurred from 2016 to 2019, with the Asian population growing from 3% to 7%. In 2020, there was a notable increase in the "Two or More Races" category, jumping to 12% from 7% the previous year, briefly pushing the neighborhood towards Moderate Diversity. By 2022, the neighborhood returned to a Low Diversity profile, but with a slightly more diverse mix including small percentages of Black (3%) and Hispanic (4%) residents.

The median income in Cedar Lake has experienced significant fluctuations over the past decade. From 2013 to 2019, the neighborhood enjoyed a high median income, peaking at $95,488 in 2019. A dramatic decrease occurred in 2020, with median income dropping to $51,884. There was a brief recovery in 2021 to $80,599, followed by another decline to $52,166 in 2022. These economic shifts coincide with changes in racial composition. The period of highest income (2013-2019) correlated with the lowest diversity. The increase in diversity from 2020 onwards coincided with a significant drop in median income.