Editing St. Lucie County, Florida (section)

===2010 census===
As of the [[census]]<ref name="GR8">{{cite web|url=https://www.census.gov|publisher=[[United States Census Bureau]]|access-date=May 14, 2011|title=U.S. Census website}}</ref> of 2010, there were 277,789 people, 108,523 households, and 74,963 families residing in the county.  The [[population density]] was 485.7 people per square mile.  There were 137,029 housing units at an average density of 239.6 per square&nbsp;mile.  The racial makeup of the county was 71.8% [[White (U.S. Census)|White]], 19.1% [[African American (U.S. Census)|African American]], 0.4% [[Native American (U.S. Census)|Native American]], 1.6% [[Asian (U.S. Census)|Asian]], 0.1% [[Pacific Islander (U.S. Census)|Pacific Islander]], 4.5% from [[Race (United States Census)|other races]], and 2.6% from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 16.6% of the population.

According to the 2015 American Community Survey, 90.7% spoke  [[english language|English]], 14.6% [[Spanish language|Spanish]], 5.0% Other Indo-European languages, and 1.2% Asian and Pacific Island languages.<ref name="Bureau">{{Cite web|url=https://www.census.gov|title=U.S. Census website|publisher=United States Census Bureau|website=[[United States Census Bureau]]|language=en|access-date=January 28, 2017}}</ref>

According to [[census]]<ref name="GR2">{{cite web|url=https://www.census.gov|title=U.S. Census website|publisher=[[United States Census Bureau]]|access-date=January 31, 2008}}</ref> of 2000, the largest ancestry groups in St. Lucie County were: [[English American|English]] 34%, [[African American|African]] 15%, [[Irish American|Irish]] 14%, [[German American|German]] 13%, [[Italian American|Italian]] 10%.  For every 100 females, there were 95.50 males.  For every 100 females age 18 and over, there were 92.80 males.

In 2010 there were 108,523 households, out of which 26.30% had children under the age of 18 living with them, 51.0% were [[Marriage|married couples]] living together, 12.9% had a female householder with   no husband present, and 30.9% were non-families. 24.2% of all non-family households were made up of individuals living alone, and 11.7% had someone living alone who was 65 years of age or older.  The average household size was 2.53 and the average family size was 2.99.

In the county, the population was spread out, with 77.7% 18 years of age and over; 23.2% from 25 to 44, 26.8% from 45 to 64, and 19.9% who were 65 years of age or older.  The median age was 42.4 years.<ref name="Bureau"/>

According to the 2010 census, the median income for a household in the county was $36,363, and the median income for a family was $41,381. Males had a median income of $30,047 versus $22,684 for females. The [[per capita income]] for the county was $18,790.  About 9.60% of families and 13.40% of the population were below the [[poverty line]], including 20.50% of those under age 18 and 7.70% of those age 65 or over.