Editing Lake Arrowhead, California (section)

===2010===
At the [[2010 United States Census|2010 census]] Lake Arrowhead had a population of 12,424. The population density was {{convert|655.6|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Lake Arrowhead was 10,729 (86.4%) White (73.0% Non-Hispanic White),<ref name="quickfacts.census.gov">{{cite web |url=http://quickfacts.census.gov/qfd/states/06/0639444.html |title=Lake Arrowhead CDP QuickFacts from the US Census Bureau |publisher=Quickfacts.census.gov |access-date=2014-08-20 |url-status=dead |archive-url=https://web.archive.org/web/20120702004348/http://quickfacts.census.gov/qfd/states/06/0639444.html |archive-date=2012-07-02 }}</ref> 95 (0.8%) African American, 93 (0.7%) Native American, 152 (1.2%) Asian, 33 (0.3%) Pacific Islander, 847 (6.8%) from other races, and 475 (3.8%) from two or more races.  Hispanic or Latino of any race were 2,709 persons (21.8%).<ref>{{cite web|url=http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0639444|archive-url=https://archive.today/20140715030405/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0639444|url-status=dead|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA - Lake Arrowhead CDP|publisher=U.S. Census Bureau|access-date=July 12, 2014}}</ref>

The census reported that 12,389 people (99.7% of the population) lived in households, 16 (0.1%) lived in non-institutionalized group quarters, and 19 (0.2%) were institutionalized.

There were 4,672 households, 1,563 (33.5%) had children under the age of 18 living in them, 2,746 (58.8%) were [[marriage|opposite-sex married couples]] living together, 413 (8.8%) had a female householder with no husband present, 258 (5.5%) had a male householder with no wife present.  There were 217 (4.6%) [[POSSLQ|unmarried opposite-sex partnerships]], and 64 (1.4%) [[same-sex partnerships|same-sex married couples or partnerships]]. 984 households (21.1%) were one person and 358 (7.7%) had someone living alone who was 65 or older. The average household size was 2.65.  There were 3,417 families (73.1% of households); the average family size was 3.07.

The age distribution was 3,043 people (24.5%) under the age of 18, 968 people (7.8%) aged 18 to 24, 2,571 people (20.7%) aged 25 to 44, 4,104 people (33.0%) aged 45 to 64, and 1,738 people (14.0%) who were 65 or older.  The median age was 43.0 years. For every 100 females, there were 103.8 males.  For every 100 females age 18 and over, there were 103.4 males.

There were 11,875 housing units at an average density of 626.6 per square mile, of the occupied units 3,428 (73.4%) were owner-occupied and 1,244 (26.6%) were rented. The homeowner vacancy rate was 7.9%; the rental vacancy rate was 12.4%.  8,647 people (69.6% of the population) lived in owner-occupied housing units and 3,742 people (30.1%) lived in rental housing units.

According to the 2010 United States Census, Lake Arrowhead had a median household income of $57,672, with 11.2% of the population living below the federal poverty line.<ref name="quickfacts.census.gov"/>