Lake Bluff, Illinois Population and Demographics

Published: October 1, 2020 4:26 pm

Population, Race and Ethnicity

Lake Bluff is a village in Lake County, Illinois, with a population of 5,612. According to the most recent estimates from the U.S. Census Bureau, 89.80% of residents identify as white, 0.60% as Black or African American, 0.10% as American Indian or Alaska Native, 7.30% as Asian, 0.00% as Native Hawaiian or other Pacific Islander, 1.70% as Hispanic or Latino, and 0.50% as some other race or combination of races.

Nationally, some 61.1% of Americans identify as white, 12.3% as Black or African American, 0.7% as American Indian or Alaska Native, 5.4% as Asian, 0.2% as Native Hawaiian or other Pacific Islander, 17.8% as Hispanic or Latino, and 2.6% as some other race or combination of races.

Ancestry

Census respondents are also asked to report ancestry. Some of the most commonly reported ancestries in Lake Bluff include German, Irish, English, Italian, and Scottish. Measured by location quotient — comparing the village share to the national share — some of the most highly concentrated ancestries in village are Assyrian/Chaldean/Syriac, Australian, and Slavic.

Native and foreign-born population

An estimated 89.20% of Lake Bluff residents are native-born, meaning they were born in the United States, Puerto Rico, a U.S. Island Area, or abroad to a U.S. citizen. Of the 10.80% of the population that is foreign-born, 77.10% have become naturalized U.S. citizens. Nationwide, 86.5% of Americans are native-born. And of the 13.5% of Americans who are foreign-born, 48.5% have become naturalized U.S. citizens.

Age

The population of Lake Bluff is older than the United States as a whole. The median age is 46 years, 8.1 years more than the national median age of 37.9 years. An estimated 16.30% of the population is 65 years and over, compared to 15.2% of the U.S. population.

Family and household composition

Family and household composition also varies heavily across the United States. In Lake Bluff, 77.80% of households are occupied by married-couple families, compared to the 48.3% national figure. Some 1.30% of households are occupied by single male householders, 5.90% by single female householders, and 15.00% by non-family occupants. Nationwide, 4.9% of households are occupied by single male householders, 12.6% by single female householders, and 34.3% by non-family occupants. An estimated 90.40% of heads of household own their homes, compared to the national homeownership rate of 63.8%.

Language spoken

English is by far the most commonly spoken language in Illinois and across the U.S. as a whole. Similarly, in Lake Bluff, 96.7% of local residents aged 5 and up speak English exclusively, or, if they are multilingual, speak English very well. For context, 91.3% of the 5 and older population across Illinois only speaks English, or speak it very well, and 91.5% of the same age group nationwide do.

Marital status

Residents of Lake Bluff are more likely than the typical American to be married. Of all local residents aged 15 and older, 68.6% are currently married, compared to 48.1% of Americans nationwide in the same age group. Across Illinois as a whole, 47.7% of residents 15 and older are married.

Divorce is far less common in Lake Bluff than it is across the U.S. as a whole. According to Census estimates, 5% of residents 15 and older are divorced — compared to 10.8% of the U.S. population in the same age group. In Illinois, 9.7% of the 15 and older population is divorced.

An estimated 22.5% of Lake Bluff residents 15 and older have never married, compared to one-third of all Americans in the same age group.

Veterans

In Lake Bluff, 6% of the 18 and older civilian population are veterans — compared to 7.5% of adult civilians nationwide and 6% of the civilian population in all of Illinois.

Educational attainment

In Lake Bluff, adults are more likely to have a high school education than the typical American adult, and are also more likely to have a four-year college education. Among Lake Bluff residents 25 and older, 98.70% have a high school diploma or equivalent, and 80.20% have a bachelor's degree or higher, compared to 87.7% and 31.5% of adults nationwide, respectively. Across Illinois, 88.9% of adults have graduated high school, and 34.1 have a bachelor’s degree.

Income

The typical household in Lake Bluff earns $162,109 a year, about $101,800 more than the national median of $60,293 and $98,500 more than the median household income across the state of $63,575.

Poverty

Serious financial hardship is less common in Lake Bluff than it is nationwide. The local poverty rate stands at 1.70%, while the national poverty rate is 14.1%. Across the state as a whole, 13.1% of the population lives below the poverty line.